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<div class="subTitle">org.apache.hadoop.hbase.security.access</div>
<h2 title="Class AccessController" class="title">Class AccessController</h2>
</div>
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<ul class="inheritance">
<li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
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<li>org.apache.hadoop.hbase.security.access.AccessController</li>
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<dl>
<dt>All Implemented Interfaces:</dt>
<dd><a href="../../../../../../org/apache/hadoop/hbase/Coprocessor.html" title="interface in org.apache.hadoop.hbase">Coprocessor</a>, <a href="../../../../../../org/apache/hadoop/hbase/coprocessor/BulkLoadObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">BulkLoadObserver</a>, <a href="../../../../../../org/apache/hadoop/hbase/coprocessor/EndpointObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">EndpointObserver</a>, <a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessor.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessor</a>, <a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a>, <a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessor.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessor</a>, <a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a>, <a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerCoprocessor.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerCoprocessor</a>, <a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerObserver</a>, org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.AccessControlService.Interface</dd>
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<pre>@InterfaceAudience.LimitedPrivate(value="Configuration")
public class <a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.181">AccessController</a>
extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>
implements <a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessor.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessor</a>, <a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessor.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessor</a>, <a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerCoprocessor.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerCoprocessor</a>, org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.AccessControlService.Interface, <a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a>, <a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a>, <a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerObserver</a>, <a href="../../../../../../org/apache/hadoop/hbase/coprocessor/EndpointObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">EndpointObserver</a>, <a href="../../../../../../org/apache/hadoop/hbase/coprocessor/BulkLoadObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">BulkLoadObserver</a></pre>
<div class="block">Provides basic authorization checks for data access and administrative
operations.
<p>
<code>AccessController</code> performs authorization checks for HBase operations
based on:
</p>
<ul>
<li>the identity of the user performing the operation</li>
<li>the scope over which the operation is performed, in increasing
specificity: global, table, column family, or qualifier</li>
<li>the type of action being performed (as mapped to
<a href="../../../../../../org/apache/hadoop/hbase/security/access/Permission.Action.html" title="enum in org.apache.hadoop.hbase.security.access"><code>Permission.Action</code></a> values)</li>
</ul>
<p>
If the authorization check fails, an <a href="../../../../../../org/apache/hadoop/hbase/security/AccessDeniedException.html" title="class in org.apache.hadoop.hbase.security"><code>AccessDeniedException</code></a>
will be thrown for the operation.
</p>
<p>
To perform authorization checks, <code>AccessController</code> relies on the
RpcServerEngine being loaded to provide
the user identities for remote requests.
</p>
<p>
The access control lists used for authorization can be manipulated via the
exposed <code>AccessControlProtos.AccessControlService</code> Interface implementation, and the associated
<code>grant</code>, <code>revoke</code>, and <code>user_permission</code> HBase shell
commands.
</p></div>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Class and Description</th>
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<tr class="altColor">
<td class="colFirst"><code>private static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.OpType.html" title="enum in org.apache.hadoop.hbase.security.access">AccessController.OpType</a></span></code>&nbsp;</td>
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<h3>Nested classes/interfaces inherited from interface&nbsp;org.apache.hadoop.hbase.<a href="../../../../../../org/apache/hadoop/hbase/Coprocessor.html" title="interface in org.apache.hadoop.hbase">Coprocessor</a></h3>
<code><a href="../../../../../../org/apache/hadoop/hbase/Coprocessor.State.html" title="enum in org.apache.hadoop.hbase">Coprocessor.State</a></code></li>
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<h3>Nested classes/interfaces inherited from interface&nbsp;org.apache.hadoop.hbase.coprocessor.<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></h3>
<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.MutationType.html" title="enum in org.apache.hadoop.hbase.coprocessor">RegionObserver.MutationType</a></code></li>
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<h3>Field Summary</h3>
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<caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Field and Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessChecker.html" title="class in org.apache.hadoop.hbase.security.access">AccessChecker</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#accessChecker">accessChecker</a></span></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>private boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#aclRegion">aclRegion</a></span></code>
<div class="block">flags if we are running on a region of the _acl_ table</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>private boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#aclTabAvailable">aclTabAvailable</a></span></code>
<div class="block">if the ACL table is available, only relevant in the master</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>private static org.slf4j.Logger</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#AUDITLOG">AUDITLOG</a></span></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>private boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#authorizationEnabled">authorizationEnabled</a></span></code>
<div class="block">if we are active, usually false, only true if "hbase.security.authorization"
has been set to true in site configuration</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>private boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#cellFeaturesEnabled">cellFeaturesEnabled</a></span></code>
<div class="block">if we are able to support cell ACLs</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>private static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#CHECK_COVERING_PERM">CHECK_COVERING_PERM</a></span></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>private boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#compatibleEarlyTermination">compatibleEarlyTermination</a></span></code>
<div class="block">if we should terminate access checks early as soon as table or CF grants
allow access; pre-0.98 compatible behavior</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>private boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#initialized">initialized</a></span></code>
<div class="block">if we have been successfully initialized</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>private static org.slf4j.Logger</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#LOG">LOG</a></span></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#regionEnv">regionEnv</a></span></code>
<div class="block">defined only for Endpoint implementation, so it can have way to
access region services</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/regionserver/InternalScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">InternalScanner</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#scannerOwners">scannerOwners</a></span></code>
<div class="block">Mapping of scanner instances to the user who created them</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>private boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#shouldCheckExecPermission">shouldCheckExecPermission</a></span></code>
<div class="block">if we should check EXEC permissions</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/security/access/UserPermission.html" title="class in org.apache.hadoop.hbase.security.access">UserPermission</a>&gt;&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#tableAcls">tableAcls</a></span></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>private static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#TAG_CHECK_PASSED">TAG_CHECK_PASSED</a></span></code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>private static byte[]</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#TRUE">TRUE</a></span></code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/security/UserProvider.html" title="class in org.apache.hadoop.hbase.security">UserProvider</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#userProvider">userProvider</a></span></code>
<div class="block">Provider for mapping principal names to Users</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/security/access/ZKPermissionWatcher.html" title="class in org.apache.hadoop.hbase.security.access">ZKPermissionWatcher</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#zkPermissionWatcher">zkPermissionWatcher</a></span></code>&nbsp;</td>
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<h3>Fields inherited from interface&nbsp;org.apache.hadoop.hbase.<a href="../../../../../../org/apache/hadoop/hbase/Coprocessor.html" title="interface in org.apache.hadoop.hbase">Coprocessor</a></h3>
<code><a href="../../../../../../org/apache/hadoop/hbase/Coprocessor.html#PRIORITY_HIGHEST">PRIORITY_HIGHEST</a>, <a href="../../../../../../org/apache/hadoop/hbase/Coprocessor.html#PRIORITY_LOWEST">PRIORITY_LOWEST</a>, <a href="../../../../../../org/apache/hadoop/hbase/Coprocessor.html#PRIORITY_SYSTEM">PRIORITY_SYSTEM</a>, <a href="../../../../../../org/apache/hadoop/hbase/Coprocessor.html#PRIORITY_USER">PRIORITY_USER</a>, <a href="../../../../../../org/apache/hadoop/hbase/Coprocessor.html#VERSION">VERSION</a></code></li>
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<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#AccessController--">AccessController</a></span>()</code>&nbsp;</td>
</tr>
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<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t6" class="tableTab"><span><a href="javascript:show(32);">Deprecated Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
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<td class="colFirst"><code>private static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#addCellPermissions-byte:A-java.util.Map-">addCellPermissions</a></span>(byte[]&nbsp;perms,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;byte[],<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a>&gt;&gt;&nbsp;familyMap)</code>&nbsp;</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>private boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#checkCoveringPermission-org.apache.hadoop.hbase.security.User-org.apache.hadoop.hbase.security.access.AccessController.OpType-org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment-byte:A-java.util.Map-long-org.apache.hadoop.hbase.security.access.Permission.Action...-">checkCoveringPermission</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/security/User.html" title="class in org.apache.hadoop.hbase.security">User</a>&nbsp;user,
<a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.OpType.html" title="enum in org.apache.hadoop.hbase.security.access">AccessController.OpType</a>&nbsp;request,
<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&nbsp;e,
byte[]&nbsp;row,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;byte[],? extends <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&lt;?&gt;&gt;&nbsp;familyMap,
long&nbsp;opTs,
<a href="../../../../../../org/apache/hadoop/hbase/security/access/Permission.Action.html" title="enum in org.apache.hadoop.hbase.security.access">Permission.Action</a>...&nbsp;actions)</code>
<div class="block">Determine if cell ACLs covered by the operation grant access.</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#checkForReservedTagPresence-org.apache.hadoop.hbase.security.User-org.apache.hadoop.hbase.client.Mutation-">checkForReservedTagPresence</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/security/User.html" title="class in org.apache.hadoop.hbase.security">User</a>&nbsp;user,
<a href="../../../../../../org/apache/hadoop/hbase/client/Mutation.html" title="class in org.apache.hadoop.hbase.client">Mutation</a>&nbsp;m)</code>&nbsp;</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#checkLockPermissions-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.TableName-org.apache.hadoop.hbase.client.RegionInfo:A-java.lang.String-">checkLockPermissions</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;?&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;namespace,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName,
<a href="../../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a>[]&nbsp;regionInfos,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;reason)</code>&nbsp;</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#checkPermissions-com.google.protobuf.RpcController-org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.CheckPermissionsRequest-com.google.protobuf.RpcCallback-">checkPermissions</a></span>(com.google.protobuf.RpcController&nbsp;controller,
org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.CheckPermissionsRequest&nbsp;request,
com.google.protobuf.RpcCallback&lt;org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.CheckPermissionsResponse&gt;&nbsp;done)</code>
<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;
<div class="block"><span class="deprecationComment">since 2.2.0 and will be removed 4.0.0. Use <a href="../../../../../../org/apache/hadoop/hbase/client/Admin.html#hasUserPermissions-java.util.List-"><code>Admin.hasUserPermissions(List)</code></a>
instead.</span></div>
</div>
</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#checkSystemOrSuperUser-org.apache.hadoop.hbase.security.User-">checkSystemOrSuperUser</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/security/User.html" title="class in org.apache.hadoop.hbase.security">User</a>&nbsp;activeUser)</code>&nbsp;</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code>private static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#createACLTable-org.apache.hadoop.hbase.client.Admin-">createACLTable</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/client/Admin.html" title="interface in org.apache.hadoop.hbase.client">Admin</a>&nbsp;admin)</code>
<div class="block">Create the ACL table</div>
</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#createNewCellWithTags-org.apache.hadoop.hbase.client.Mutation-org.apache.hadoop.hbase.Cell-org.apache.hadoop.hbase.Cell-">createNewCellWithTags</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/client/Mutation.html" title="class in org.apache.hadoop.hbase.client">Mutation</a>&nbsp;mutation,
<a href="../../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a>&nbsp;oldCell,
<a href="../../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a>&nbsp;newCell)</code>&nbsp;</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/security/User.html" title="class in org.apache.hadoop.hbase.security">User</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#getActiveUser-org.apache.hadoop.hbase.coprocessor.ObserverContext-">getActiveUser</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;?&gt;&nbsp;ctx)</code>
<div class="block">Returns the active user to which authorization checks should be applied.</div>
</td>
</tr>
<tr id="i9" class="rowColor">
<td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/security/access/AuthManager.html" title="class in org.apache.hadoop.hbase.security.access">AuthManager</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#getAuthManager--">getAuthManager</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i10" class="altColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Optional.html?is-external=true" title="class or interface in java.util">Optional</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/BulkLoadObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">BulkLoadObserver</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#getBulkLoadObserver--">getBulkLoadObserver</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i11" class="rowColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Optional.html?is-external=true" title="class or interface in java.util">Optional</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/EndpointObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">EndpointObserver</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#getEndpointObserver--">getEndpointObserver</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i12" class="altColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Optional.html?is-external=true" title="class or interface in java.util">Optional</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#getMasterObserver--">getMasterObserver</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i13" class="rowColor">
<td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/regionserver/Region.html" title="interface in org.apache.hadoop.hbase.regionserver">Region</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#getRegion--">getRegion</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i14" class="altColor">
<td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/regionserver/Region.html" title="interface in org.apache.hadoop.hbase.regionserver">Region</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#getRegion-org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment-">getRegion</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&nbsp;e)</code>&nbsp;</td>
</tr>
<tr id="i15" class="rowColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Optional.html?is-external=true" title="class or interface in java.util">Optional</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#getRegionObserver--">getRegionObserver</a></span>()</code>
<div class="block">Observer/Service Getters</div>
</td>
</tr>
<tr id="i16" class="altColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Optional.html?is-external=true" title="class or interface in java.util">Optional</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerObserver</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#getRegionServerObserver--">getRegionServerObserver</a></span>()</code>&nbsp;</td>
</tr>
<tr id="i17" class="rowColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a>&lt;com.google.protobuf.Service&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#getServices--">getServices</a></span>()</code>
<div class="block">Coprocessor endpoints providing protobuf services should override this method.</div>
</td>
</tr>
<tr id="i18" class="altColor">
<td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#getTableName-org.apache.hadoop.hbase.regionserver.Region-">getTableName</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/regionserver/Region.html" title="interface in org.apache.hadoop.hbase.regionserver">Region</a>&nbsp;region)</code>&nbsp;</td>
</tr>
<tr id="i19" class="rowColor">
<td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#getTableName-org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment-">getTableName</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&nbsp;e)</code>&nbsp;</td>
</tr>
<tr id="i20" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#getUserPermissions-com.google.protobuf.RpcController-org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.GetUserPermissionsRequest-com.google.protobuf.RpcCallback-">getUserPermissions</a></span>(com.google.protobuf.RpcController&nbsp;controller,
org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.GetUserPermissionsRequest&nbsp;request,
com.google.protobuf.RpcCallback&lt;org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.GetUserPermissionsResponse&gt;&nbsp;done)</code>
<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;
<div class="block"><span class="deprecationComment">since 2.2.0 and will be removed in 4.0.0. Use
<a href="../../../../../../org/apache/hadoop/hbase/client/Admin.html#getUserPermissions-org.apache.hadoop.hbase.security.access.GetUserPermissionsRequest-"><code>Admin.getUserPermissions(GetUserPermissionsRequest)</code></a> instead.</span></div>
</div>
</td>
</tr>
<tr id="i21" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#grant-com.google.protobuf.RpcController-org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.GrantRequest-com.google.protobuf.RpcCallback-">grant</a></span>(com.google.protobuf.RpcController&nbsp;controller,
org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.GrantRequest&nbsp;request,
com.google.protobuf.RpcCallback&lt;org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.GrantResponse&gt;&nbsp;done)</code>
<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;
<div class="block"><span class="deprecationComment">since 2.2.0 and will be removed in 4.0.0. Use
<a href="../../../../../../org/apache/hadoop/hbase/client/Admin.html#grant-org.apache.hadoop.hbase.security.access.UserPermission-boolean-"><code>Admin.grant(UserPermission, boolean)</code></a> instead.</span></div>
</div>
</td>
</tr>
<tr id="i22" class="altColor">
<td class="colFirst"><code>private boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#hasFamilyQualifierPermission-org.apache.hadoop.hbase.security.User-org.apache.hadoop.hbase.security.access.Permission.Action-org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment-java.util.Map-">hasFamilyQualifierPermission</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/security/User.html" title="class in org.apache.hadoop.hbase.security">User</a>&nbsp;user,
<a href="../../../../../../org/apache/hadoop/hbase/security/access/Permission.Action.html" title="enum in org.apache.hadoop.hbase.security.access">Permission.Action</a>&nbsp;perm,
<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&nbsp;env,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;byte[],? extends <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&lt;byte[]&gt;&gt;&nbsp;familyMap)</code>
<div class="block">Returns <code>true</code> if the current user is allowed the given action
over at least one of the column qualifiers in the given column families.</div>
</td>
</tr>
<tr id="i23" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#hasPermission-com.google.protobuf.RpcController-org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.HasPermissionRequest-com.google.protobuf.RpcCallback-">hasPermission</a></span>(com.google.protobuf.RpcController&nbsp;controller,
org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.HasPermissionRequest&nbsp;request,
com.google.protobuf.RpcCallback&lt;org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.HasPermissionResponse&gt;&nbsp;done)</code>
<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;
<div class="block"><span class="deprecationComment">since 2.2.0 and will be removed in 4.0.0. Use
<a href="../../../../../../org/apache/hadoop/hbase/client/Admin.html#hasUserPermissions-java.lang.String-java.util.List-"><code>Admin.hasUserPermissions(String, List)</code></a> instead.</span></div>
</div>
</td>
</tr>
<tr id="i24" class="altColor">
<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#initialize-org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment-">initialize</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&nbsp;e)</code>&nbsp;</td>
</tr>
<tr id="i25" class="rowColor">
<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#internalPreRead-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Query-org.apache.hadoop.hbase.security.access.AccessController.OpType-">internalPreRead</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/Query.html" title="class in org.apache.hadoop.hbase.client">Query</a>&nbsp;query,
<a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.OpType.html" title="enum in org.apache.hadoop.hbase.security.access">AccessController.OpType</a>&nbsp;opType)</code>&nbsp;</td>
</tr>
<tr id="i26" class="altColor">
<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#isCellAuthorizationSupported-org.apache.hadoop.conf.Configuration-">isCellAuthorizationSupported</a></span>(org.apache.hadoop.conf.Configuration&nbsp;conf)</code>&nbsp;</td>
</tr>
<tr id="i27" class="rowColor">
<td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;byte[],? extends <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&lt;byte[]&gt;&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#makeFamilyMap-byte:A-byte:A-">makeFamilyMap</a></span>(byte[]&nbsp;family,
byte[]&nbsp;qualifier)</code>&nbsp;</td>
</tr>
<tr id="i28" class="altColor">
<td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/security/access/AuthResult.html" title="class in org.apache.hadoop.hbase.security.access">AuthResult</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#permissionGranted-org.apache.hadoop.hbase.security.access.AccessController.OpType-org.apache.hadoop.hbase.security.User-org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment-java.util.Map-org.apache.hadoop.hbase.security.access.Permission.Action...-">permissionGranted</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.OpType.html" title="enum in org.apache.hadoop.hbase.security.access">AccessController.OpType</a>&nbsp;opType,
<a href="../../../../../../org/apache/hadoop/hbase/security/User.html" title="class in org.apache.hadoop.hbase.security">User</a>&nbsp;user,
<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&nbsp;e,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;byte[],? extends <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&lt;?&gt;&gt;&nbsp;families,
<a href="../../../../../../org/apache/hadoop/hbase/security/access/Permission.Action.html" title="enum in org.apache.hadoop.hbase.security.access">Permission.Action</a>...&nbsp;actions)</code>
<div class="block">Check the current user for authorization to perform a specific action
against the given set of row data.</div>
</td>
</tr>
<tr id="i29" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#postAbortProcedure-org.apache.hadoop.hbase.coprocessor.ObserverContext-">postAbortProcedure</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx)</code>
<div class="block">Called after a abortProcedure request has been processed.</div>
</td>
</tr>
<tr id="i30" class="altColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/util/Pair.html" title="class in org.apache.hadoop.hbase.util">Pair</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a>,<a href="../../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a>&gt;&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#postAppendBeforeWAL-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Mutation-java.util.List-">postAppendBeforeWAL</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/client/Mutation.html" title="class in org.apache.hadoop.hbase.client">Mutation</a>&nbsp;mutation,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/util/Pair.html" title="class in org.apache.hadoop.hbase.util">Pair</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a>,<a href="../../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a>&gt;&gt;&nbsp;cellPairs)</code>
<div class="block">Called after a list of new cells has been created during an append operation, but before
they are committed to the WAL or memstore.</div>
</td>
</tr>
<tr id="i31" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#postCompletedCreateTableAction-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.TableDescriptor-org.apache.hadoop.hbase.client.RegionInfo:A-">postCompletedCreateTableAction</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a>&nbsp;desc,
<a href="../../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a>[]&nbsp;regions)</code>
<div class="block">Called after the createTable operation has been requested.</div>
</td>
</tr>
<tr id="i32" class="altColor">
<td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/replication/ReplicationEndpoint.html" title="interface in org.apache.hadoop.hbase.replication">ReplicationEndpoint</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#postCreateReplicationEndPoint-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.replication.ReplicationEndpoint-">postCreateReplicationEndPoint</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/replication/ReplicationEndpoint.html" title="interface in org.apache.hadoop.hbase.replication">ReplicationEndpoint</a>&nbsp;endpoint)</code>
<div class="block">This will be called after the replication endpoint is instantiated.</div>
</td>
</tr>
<tr id="i33" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#postDelete-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Delete-org.apache.hadoop.hbase.wal.WALEdit-org.apache.hadoop.hbase.client.Durability-">postDelete</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/Delete.html" title="class in org.apache.hadoop.hbase.client">Delete</a>&nbsp;delete,
<a href="../../../../../../org/apache/hadoop/hbase/wal/WALEdit.html" title="class in org.apache.hadoop.hbase.wal">WALEdit</a>&nbsp;edit,
<a href="../../../../../../org/apache/hadoop/hbase/client/Durability.html" title="enum in org.apache.hadoop.hbase.client">Durability</a>&nbsp;durability)</code>
<div class="block">Called after the client deletes a value.</div>
</td>
</tr>
<tr id="i34" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#postDeleteNamespace-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">postDeleteNamespace</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;namespace)</code>
<div class="block">Called after the deleteNamespace operation has been requested.</div>
</td>
</tr>
<tr id="i35" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#postDeleteTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">postDeleteTable</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName)</code>
<div class="block">Called after the deleteTable operation has been requested.</div>
</td>
</tr>
<tr id="i36" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#postEndpointInvocation-org.apache.hadoop.hbase.coprocessor.ObserverContext-com.google.protobuf.Service-java.lang.String-com.google.protobuf.Message-com.google.protobuf.Message.Builder-">postEndpointInvocation</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;ctx,
com.google.protobuf.Service&nbsp;service,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;methodName,
com.google.protobuf.Message&nbsp;request,
com.google.protobuf.Message.Builder&nbsp;responseBuilder)</code>
<div class="block">Called after an Endpoint service method is invoked.</div>
</td>
</tr>
<tr id="i37" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#postGetTableDescriptors-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.util.List-java.util.List-java.lang.String-">postGetTableDescriptors</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&gt;&nbsp;tableNamesList,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a>&gt;&nbsp;descriptors,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;regex)</code>
<div class="block">Called after a getTableDescriptors request has been processed.</div>
</td>
</tr>
<tr id="i38" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#postGetTableNames-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.util.List-java.lang.String-">postGetTableNames</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a>&gt;&nbsp;descriptors,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;regex)</code>
<div class="block">Called after a getTableNames request has been processed.</div>
</td>
</tr>
<tr id="i39" class="rowColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/util/Pair.html" title="class in org.apache.hadoop.hbase.util">Pair</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a>,<a href="../../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a>&gt;&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#postIncrementBeforeWAL-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Mutation-java.util.List-">postIncrementBeforeWAL</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/client/Mutation.html" title="class in org.apache.hadoop.hbase.client">Mutation</a>&nbsp;mutation,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/util/Pair.html" title="class in org.apache.hadoop.hbase.util">Pair</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a>,<a href="../../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a>&gt;&gt;&nbsp;cellPairs)</code>
<div class="block">Called after a list of new cells has been created during an increment operation, but before
they are committed to the WAL or memstore.</div>
</td>
</tr>
<tr id="i40" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#postListNamespaceDescriptors-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.util.List-">postListNamespaceDescriptors</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/NamespaceDescriptor.html" title="class in org.apache.hadoop.hbase">NamespaceDescriptor</a>&gt;&nbsp;descriptors)</code>
<div class="block">Called after a listNamespaceDescriptors request has been processed.</div>
</td>
</tr>
<tr id="i41" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#postListNamespaces-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.util.List-">postListNamespaces</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;namespaces)</code>
<div class="block">Called after a listNamespaces request has been processed.</div>
</td>
</tr>
<tr id="i42" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#postModifyTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-org.apache.hadoop.hbase.client.TableDescriptor-org.apache.hadoop.hbase.client.TableDescriptor-">postModifyTable</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName,
<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a>&nbsp;oldDesc,
<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a>&nbsp;currentDesc)</code>
<div class="block">Called after the modifyTable operation has been requested.</div>
</td>
</tr>
<tr id="i43" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#postOpen-org.apache.hadoop.hbase.coprocessor.ObserverContext-">postOpen</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c)</code>
<div class="block">Called after the region is reported as open to the master.</div>
</td>
</tr>
<tr id="i44" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#postPut-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Put-org.apache.hadoop.hbase.wal.WALEdit-org.apache.hadoop.hbase.client.Durability-">postPut</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/Put.html" title="class in org.apache.hadoop.hbase.client">Put</a>&nbsp;put,
<a href="../../../../../../org/apache/hadoop/hbase/wal/WALEdit.html" title="class in org.apache.hadoop.hbase.wal">WALEdit</a>&nbsp;edit,
<a href="../../../../../../org/apache/hadoop/hbase/client/Durability.html" title="enum in org.apache.hadoop.hbase.client">Durability</a>&nbsp;durability)</code>
<div class="block">Called after the client stores a value.</div>
</td>
</tr>
<tr id="i45" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#postRollWALWriterRequest-org.apache.hadoop.hbase.coprocessor.ObserverContext-">postRollWALWriterRequest</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerCoprocessorEnvironment</a>&gt;&nbsp;ctx)</code>
<div class="block">This will be called after executing user request to roll a region server WAL.</div>
</td>
</tr>
<tr id="i46" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#postScannerClose-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.regionserver.InternalScanner-">postScannerClose</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/regionserver/InternalScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">InternalScanner</a>&nbsp;s)</code>
<div class="block">Called after the client closes a scanner.</div>
</td>
</tr>
<tr id="i47" class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#postScannerFilterRow-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.regionserver.InternalScanner-org.apache.hadoop.hbase.Cell-boolean-">postScannerFilterRow</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;e,
<a href="../../../../../../org/apache/hadoop/hbase/regionserver/InternalScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">InternalScanner</a>&nbsp;s,
<a href="../../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a>&nbsp;curRowCell,
boolean&nbsp;hasMore)</code>
<div class="block">This will be called by the scan flow when the current scanned row is being filtered out by the
filter.</div>
</td>
</tr>
<tr id="i48" class="altColor">
<td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/regionserver/RegionScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">RegionScanner</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#postScannerOpen-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Scan-org.apache.hadoop.hbase.regionserver.RegionScanner-">postScannerOpen</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/Scan.html" title="class in org.apache.hadoop.hbase.client">Scan</a>&nbsp;scan,
<a href="../../../../../../org/apache/hadoop/hbase/regionserver/RegionScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">RegionScanner</a>&nbsp;s)</code>
<div class="block">Called after the client opens a new scanner.</div>
</td>
</tr>
<tr id="i49" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#postStartMaster-org.apache.hadoop.hbase.coprocessor.ObserverContext-">postStartMaster</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx)</code>
<div class="block">Called immediately after an active master instance has completed
initialization.</div>
</td>
</tr>
<tr id="i50" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#postTruncateTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">postTruncateTable</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName)</code>
<div class="block">Called after the truncateTable operation has been requested.</div>
</td>
</tr>
<tr id="i51" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preAbortProcedure-org.apache.hadoop.hbase.coprocessor.ObserverContext-long-">preAbortProcedure</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
long&nbsp;procId)</code>
<div class="block">Called before a abortProcedure request has been processed.</div>
</td>
</tr>
<tr id="i52" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preAddReplicationPeer-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.replication.ReplicationPeerConfig-">preAddReplicationPeer</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;peerId,
<a href="../../../../../../org/apache/hadoop/hbase/replication/ReplicationPeerConfig.html" title="class in org.apache.hadoop.hbase.replication">ReplicationPeerConfig</a>&nbsp;peerConfig)</code>
<div class="block">Called before add a replication peer</div>
</td>
</tr>
<tr id="i53" class="rowColor">
<td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/client/Result.html" title="class in org.apache.hadoop.hbase.client">Result</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preAppend-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Append-">preAppend</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/Append.html" title="class in org.apache.hadoop.hbase.client">Append</a>&nbsp;append)</code>
<div class="block">Called before Append.</div>
</td>
</tr>
<tr id="i54" class="altColor">
<td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/client/Result.html" title="class in org.apache.hadoop.hbase.client">Result</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preAppendAfterRowLock-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Append-">preAppendAfterRowLock</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/Append.html" title="class in org.apache.hadoop.hbase.client">Append</a>&nbsp;append)</code>
<div class="block">Called before Append but after acquiring rowlock.</div>
</td>
</tr>
<tr id="i55" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preAssign-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.RegionInfo-">preAssign</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a>&nbsp;regionInfo)</code>
<div class="block">Called prior to assigning a specific region.</div>
</td>
</tr>
<tr id="i56" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preBalance-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preBalance</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c)</code>
<div class="block">Called prior to requesting rebalancing of the cluster regions, though after
the initial checks for regions in transition and the balance switch flag.</div>
</td>
</tr>
<tr id="i57" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preBalanceSwitch-org.apache.hadoop.hbase.coprocessor.ObserverContext-boolean-">preBalanceSwitch</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
boolean&nbsp;newValue)</code>
<div class="block">Called prior to modifying the flag used to enable/disable region balancing.</div>
</td>
</tr>
<tr id="i58" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preBatchMutate-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.regionserver.MiniBatchOperationInProgress-">preBatchMutate</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/regionserver/MiniBatchOperationInProgress.html" title="class in org.apache.hadoop.hbase.regionserver">MiniBatchOperationInProgress</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/client/Mutation.html" title="class in org.apache.hadoop.hbase.client">Mutation</a>&gt;&nbsp;miniBatchOp)</code>
<div class="block">This will be called for every batch mutation operation happening at the server.</div>
</td>
</tr>
<tr id="i59" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preBulkLoadHFile-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.util.List-">preBulkLoadHFile</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/util/Pair.html" title="class in org.apache.hadoop.hbase.util">Pair</a>&lt;byte[],<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&gt;&nbsp;familyPaths)</code>
<div class="block">Verifies user has CREATE privileges on
the Column Families involved in the bulkLoadHFile
request.</div>
</td>
</tr>
<tr id="i60" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preCheckAndDelete-org.apache.hadoop.hbase.coprocessor.ObserverContext-byte:A-byte:A-byte:A-org.apache.hadoop.hbase.CompareOperator-org.apache.hadoop.hbase.filter.ByteArrayComparable-org.apache.hadoop.hbase.client.Delete-boolean-">preCheckAndDelete</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
byte[]&nbsp;row,
byte[]&nbsp;family,
byte[]&nbsp;qualifier,
<a href="../../../../../../org/apache/hadoop/hbase/CompareOperator.html" title="enum in org.apache.hadoop.hbase">CompareOperator</a>&nbsp;op,
<a href="../../../../../../org/apache/hadoop/hbase/filter/ByteArrayComparable.html" title="class in org.apache.hadoop.hbase.filter">ByteArrayComparable</a>&nbsp;comparator,
<a href="../../../../../../org/apache/hadoop/hbase/client/Delete.html" title="class in org.apache.hadoop.hbase.client">Delete</a>&nbsp;delete,
boolean&nbsp;result)</code>
<div class="block">Called before checkAndDelete.</div>
</td>
</tr>
<tr id="i61" class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preCheckAndDeleteAfterRowLock-org.apache.hadoop.hbase.coprocessor.ObserverContext-byte:A-byte:A-byte:A-org.apache.hadoop.hbase.CompareOperator-org.apache.hadoop.hbase.filter.ByteArrayComparable-org.apache.hadoop.hbase.client.Delete-boolean-">preCheckAndDeleteAfterRowLock</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
byte[]&nbsp;row,
byte[]&nbsp;family,
byte[]&nbsp;qualifier,
<a href="../../../../../../org/apache/hadoop/hbase/CompareOperator.html" title="enum in org.apache.hadoop.hbase">CompareOperator</a>&nbsp;op,
<a href="../../../../../../org/apache/hadoop/hbase/filter/ByteArrayComparable.html" title="class in org.apache.hadoop.hbase.filter">ByteArrayComparable</a>&nbsp;comparator,
<a href="../../../../../../org/apache/hadoop/hbase/client/Delete.html" title="class in org.apache.hadoop.hbase.client">Delete</a>&nbsp;delete,
boolean&nbsp;result)</code>
<div class="block">Called before checkAndDelete but after acquiring rowock.</div>
</td>
</tr>
<tr id="i62" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preCheckAndPut-org.apache.hadoop.hbase.coprocessor.ObserverContext-byte:A-byte:A-byte:A-org.apache.hadoop.hbase.CompareOperator-org.apache.hadoop.hbase.filter.ByteArrayComparable-org.apache.hadoop.hbase.client.Put-boolean-">preCheckAndPut</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
byte[]&nbsp;row,
byte[]&nbsp;family,
byte[]&nbsp;qualifier,
<a href="../../../../../../org/apache/hadoop/hbase/CompareOperator.html" title="enum in org.apache.hadoop.hbase">CompareOperator</a>&nbsp;op,
<a href="../../../../../../org/apache/hadoop/hbase/filter/ByteArrayComparable.html" title="class in org.apache.hadoop.hbase.filter">ByteArrayComparable</a>&nbsp;comparator,
<a href="../../../../../../org/apache/hadoop/hbase/client/Put.html" title="class in org.apache.hadoop.hbase.client">Put</a>&nbsp;put,
boolean&nbsp;result)</code>
<div class="block">Called before checkAndPut.</div>
</td>
</tr>
<tr id="i63" class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preCheckAndPutAfterRowLock-org.apache.hadoop.hbase.coprocessor.ObserverContext-byte:A-byte:A-byte:A-org.apache.hadoop.hbase.CompareOperator-org.apache.hadoop.hbase.filter.ByteArrayComparable-org.apache.hadoop.hbase.client.Put-boolean-">preCheckAndPutAfterRowLock</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
byte[]&nbsp;row,
byte[]&nbsp;family,
byte[]&nbsp;qualifier,
<a href="../../../../../../org/apache/hadoop/hbase/CompareOperator.html" title="enum in org.apache.hadoop.hbase">CompareOperator</a>&nbsp;opp,
<a href="../../../../../../org/apache/hadoop/hbase/filter/ByteArrayComparable.html" title="class in org.apache.hadoop.hbase.filter">ByteArrayComparable</a>&nbsp;comparator,
<a href="../../../../../../org/apache/hadoop/hbase/client/Put.html" title="class in org.apache.hadoop.hbase.client">Put</a>&nbsp;put,
boolean&nbsp;result)</code>
<div class="block">Called before checkAndPut but after acquiring rowlock.</div>
</td>
</tr>
<tr id="i64" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preCleanupBulkLoad-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preCleanupBulkLoad</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;ctx)</code>
<div class="block">Authorization security check for
SecureBulkLoadProtocol.cleanupBulkLoad()</div>
</td>
</tr>
<tr id="i65" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preClearCompactionQueues-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preClearCompactionQueues</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerCoprocessorEnvironment</a>&gt;&nbsp;ctx)</code>
<div class="block">This will be called before clearing compaction queues</div>
</td>
</tr>
<tr id="i66" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preClearDeadServers-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preClearDeadServers</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx)</code>
<div class="block">Called before clear dead region servers.</div>
</td>
</tr>
<tr id="i67" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preCloneSnapshot-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.SnapshotDescription-org.apache.hadoop.hbase.client.TableDescriptor-">preCloneSnapshot</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/client/SnapshotDescription.html" title="class in org.apache.hadoop.hbase.client">SnapshotDescription</a>&nbsp;snapshot,
<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a>&nbsp;hTableDescriptor)</code>
<div class="block">Called before a snapshot is cloned.</div>
</td>
</tr>
<tr id="i68" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preClose-org.apache.hadoop.hbase.coprocessor.ObserverContext-boolean-">preClose</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
boolean&nbsp;abortRequested)</code>
<div class="block">Called before the region is reported as closed to the master.</div>
</td>
</tr>
<tr id="i69" class="rowColor">
<td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/regionserver/InternalScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">InternalScanner</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preCompact-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.regionserver.Store-org.apache.hadoop.hbase.regionserver.InternalScanner-org.apache.hadoop.hbase.regionserver.ScanType-org.apache.hadoop.hbase.regionserver.compactions.CompactionLifeCycleTracker-org.apache.hadoop.hbase.regionserver.compactions.CompactionRequest-">preCompact</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/regionserver/Store.html" title="interface in org.apache.hadoop.hbase.regionserver">Store</a>&nbsp;store,
<a href="../../../../../../org/apache/hadoop/hbase/regionserver/InternalScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">InternalScanner</a>&nbsp;scanner,
<a href="../../../../../../org/apache/hadoop/hbase/regionserver/ScanType.html" title="enum in org.apache.hadoop.hbase.regionserver">ScanType</a>&nbsp;scanType,
<a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/CompactionLifeCycleTracker.html" title="interface in org.apache.hadoop.hbase.regionserver.compactions">CompactionLifeCycleTracker</a>&nbsp;tracker,
<a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/CompactionRequest.html" title="interface in org.apache.hadoop.hbase.regionserver.compactions">CompactionRequest</a>&nbsp;request)</code>
<div class="block">Called prior to writing the <a href="../../../../../../org/apache/hadoop/hbase/regionserver/StoreFile.html" title="interface in org.apache.hadoop.hbase.regionserver"><code>StoreFile</code></a>s selected for compaction into a new
<code>StoreFile</code>.</div>
</td>
</tr>
<tr id="i70" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preCreateNamespace-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.NamespaceDescriptor-">preCreateNamespace</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/NamespaceDescriptor.html" title="class in org.apache.hadoop.hbase">NamespaceDescriptor</a>&nbsp;ns)</code>
<div class="block">Called before a new namespace is created by
<a href="../../../../../../org/apache/hadoop/hbase/master/HMaster.html" title="class in org.apache.hadoop.hbase.master"><code>HMaster</code></a>.</div>
</td>
</tr>
<tr id="i71" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preCreateTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.TableDescriptor-org.apache.hadoop.hbase.client.RegionInfo:A-">preCreateTable</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a>&nbsp;desc,
<a href="../../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a>[]&nbsp;regions)</code>
<div class="block">Observer implementations</div>
</td>
</tr>
<tr id="i72" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preDecommissionRegionServers-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.util.List-boolean-">preDecommissionRegionServers</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>&gt;&nbsp;servers,
boolean&nbsp;offload)</code>
<div class="block">Called before decommission region servers.</div>
</td>
</tr>
<tr id="i73" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preDelete-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Delete-org.apache.hadoop.hbase.wal.WALEdit-org.apache.hadoop.hbase.client.Durability-">preDelete</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/Delete.html" title="class in org.apache.hadoop.hbase.client">Delete</a>&nbsp;delete,
<a href="../../../../../../org/apache/hadoop/hbase/wal/WALEdit.html" title="class in org.apache.hadoop.hbase.wal">WALEdit</a>&nbsp;edit,
<a href="../../../../../../org/apache/hadoop/hbase/client/Durability.html" title="enum in org.apache.hadoop.hbase.client">Durability</a>&nbsp;durability)</code>
<div class="block">Called before the client deletes a value.</div>
</td>
</tr>
<tr id="i74" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preDeleteNamespace-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">preDeleteNamespace</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;namespace)</code>
<div class="block">Called before <a href="../../../../../../org/apache/hadoop/hbase/master/HMaster.html" title="class in org.apache.hadoop.hbase.master"><code>HMaster</code></a> deletes a
namespace</div>
</td>
</tr>
<tr id="i75" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preDeleteSnapshot-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.SnapshotDescription-">preDeleteSnapshot</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/client/SnapshotDescription.html" title="class in org.apache.hadoop.hbase.client">SnapshotDescription</a>&nbsp;snapshot)</code>
<div class="block">Called before a snapshot is deleted.</div>
</td>
</tr>
<tr id="i76" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preDeleteTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">preDeleteTable</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName)</code>
<div class="block">Called before <a href="../../../../../../org/apache/hadoop/hbase/master/HMaster.html" title="class in org.apache.hadoop.hbase.master"><code>HMaster</code></a> deletes a
table.</div>
</td>
</tr>
<tr id="i77" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preDisableReplicationPeer-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">preDisableReplicationPeer</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;peerId)</code>
<div class="block">Called before disable a replication peer</div>
</td>
</tr>
<tr id="i78" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preDisableTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">preDisableTable</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName)</code>
<div class="block">Called prior to disabling a table.</div>
</td>
</tr>
<tr id="i79" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preEnableReplicationPeer-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">preEnableReplicationPeer</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;peerId)</code>
<div class="block">Called before enable a replication peer</div>
</td>
</tr>
<tr id="i80" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preEnableTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">preEnableTable</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName)</code>
<div class="block">Called prior to enabling a table.</div>
</td>
</tr>
<tr id="i81" class="rowColor">
<td class="colFirst"><code>com.google.protobuf.Message</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preEndpointInvocation-org.apache.hadoop.hbase.coprocessor.ObserverContext-com.google.protobuf.Service-java.lang.String-com.google.protobuf.Message-">preEndpointInvocation</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;ctx,
com.google.protobuf.Service&nbsp;service,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;methodName,
com.google.protobuf.Message&nbsp;request)</code>
<div class="block">Called before an Endpoint service method is invoked.</div>
</td>
</tr>
<tr id="i82" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preExecuteProcedures-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preExecuteProcedures</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerCoprocessorEnvironment</a>&gt;&nbsp;ctx)</code>
<div class="block">This will be called before executing procedures</div>
</td>
</tr>
<tr id="i83" class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preExists-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Get-boolean-">preExists</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/Get.html" title="class in org.apache.hadoop.hbase.client">Get</a>&nbsp;get,
boolean&nbsp;exists)</code>
<div class="block">Called before the client tests for existence using a Get.</div>
</td>
</tr>
<tr id="i84" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preFlush-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.regionserver.FlushLifeCycleTracker-">preFlush</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/regionserver/FlushLifeCycleTracker.html" title="interface in org.apache.hadoop.hbase.regionserver">FlushLifeCycleTracker</a>&nbsp;tracker)</code>
<div class="block">Called before the memstore is flushed to disk.</div>
</td>
</tr>
<tr id="i85" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preGetLocks-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preGetLocks</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx)</code>
<div class="block">Called before a getLocks request has been processed.</div>
</td>
</tr>
<tr id="i86" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preGetNamespaceDescriptor-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">preGetNamespaceDescriptor</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;namespace)</code>
<div class="block">Called before a getNamespaceDescriptor request has been processed.</div>
</td>
</tr>
<tr id="i87" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preGetOp-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Get-java.util.List-">preGetOp</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/Get.html" title="class in org.apache.hadoop.hbase.client">Get</a>&nbsp;get,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a>&gt;&nbsp;result)</code>
<div class="block">Called before the client performs a Get</div>
</td>
</tr>
<tr id="i88" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preGetProcedures-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preGetProcedures</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx)</code>
<div class="block">Called before a getProcedures request has been processed.</div>
</td>
</tr>
<tr id="i89" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preGetReplicationPeerConfig-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">preGetReplicationPeerConfig</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;peerId)</code>
<div class="block">Called before get the configured ReplicationPeerConfig for the specified peer</div>
</td>
</tr>
<tr id="i90" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preGetTableDescriptors-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.util.List-java.util.List-java.lang.String-">preGetTableDescriptors</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&gt;&nbsp;tableNamesList,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a>&gt;&nbsp;descriptors,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;regex)</code>
<div class="block">Called before a getTableDescriptors request has been processed.</div>
</td>
</tr>
<tr id="i91" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preGetUserPermissions-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-java.lang.String-org.apache.hadoop.hbase.TableName-byte:A-byte:A-">preGetUserPermissions</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;userName,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;namespace,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName,
byte[]&nbsp;family,
byte[]&nbsp;qualifier)</code>
<div class="block">Called before getting user permissions.</div>
</td>
</tr>
<tr id="i92" class="altColor">
<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preGetUserPermissions-org.apache.hadoop.hbase.security.User-java.lang.String-java.lang.String-org.apache.hadoop.hbase.TableName-byte:A-byte:A-">preGetUserPermissions</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/security/User.html" title="class in org.apache.hadoop.hbase.security">User</a>&nbsp;caller,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;userName,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;namespace,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName,
byte[]&nbsp;family,
byte[]&nbsp;qualifier)</code>&nbsp;</td>
</tr>
<tr id="i93" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preGrant-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.security.access.UserPermission-boolean-">preGrant</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/security/access/UserPermission.html" title="class in org.apache.hadoop.hbase.security.access">UserPermission</a>&nbsp;userPermission,
boolean&nbsp;mergeExistingPermissions)</code>
<div class="block">Called before granting user permissions.</div>
</td>
</tr>
<tr id="i94" class="altColor">
<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preGrantOrRevoke-org.apache.hadoop.hbase.security.User-java.lang.String-org.apache.hadoop.hbase.security.access.UserPermission-">preGrantOrRevoke</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/security/User.html" title="class in org.apache.hadoop.hbase.security">User</a>&nbsp;caller,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;request,
<a href="../../../../../../org/apache/hadoop/hbase/security/access/UserPermission.html" title="class in org.apache.hadoop.hbase.security.access">UserPermission</a>&nbsp;userPermission)</code>&nbsp;</td>
</tr>
<tr id="i95" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preHasUserPermissions-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-java.util.List-">preHasUserPermissions</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;userName,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/security/access/Permission.html" title="class in org.apache.hadoop.hbase.security.access">Permission</a>&gt;&nbsp;permissions)</code>&nbsp;</td>
</tr>
<tr id="i96" class="altColor">
<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preHasUserPermissions-org.apache.hadoop.hbase.security.User-java.lang.String-java.util.List-">preHasUserPermissions</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/security/User.html" title="class in org.apache.hadoop.hbase.security">User</a>&nbsp;caller,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;userName,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/security/access/Permission.html" title="class in org.apache.hadoop.hbase.security.access">Permission</a>&gt;&nbsp;permissions)</code>&nbsp;</td>
</tr>
<tr id="i97" class="rowColor">
<td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/client/Result.html" title="class in org.apache.hadoop.hbase.client">Result</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preIncrement-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Increment-">preIncrement</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/Increment.html" title="class in org.apache.hadoop.hbase.client">Increment</a>&nbsp;increment)</code>
<div class="block">Called before Increment.</div>
</td>
</tr>
<tr id="i98" class="altColor">
<td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/client/Result.html" title="class in org.apache.hadoop.hbase.client">Result</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preIncrementAfterRowLock-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Increment-">preIncrementAfterRowLock</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/Increment.html" title="class in org.apache.hadoop.hbase.client">Increment</a>&nbsp;increment)</code>
<div class="block">Called before Increment but after acquiring rowlock.</div>
</td>
</tr>
<tr id="i99" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preIsRpcThrottleEnabled-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preIsRpcThrottleEnabled</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx)</code>
<div class="block">Called before getting if is rpc throttle enabled.</div>
</td>
</tr>
<tr id="i100" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preListDecommissionedRegionServers-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preListDecommissionedRegionServers</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx)</code>
<div class="block">Called before list decommissioned region servers.</div>
</td>
</tr>
<tr id="i101" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preListReplicationPeers-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">preListReplicationPeers</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;regex)</code>
<div class="block">Called before list replication peers.</div>
</td>
</tr>
<tr id="i102" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preListSnapshot-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.SnapshotDescription-">preListSnapshot</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/client/SnapshotDescription.html" title="class in org.apache.hadoop.hbase.client">SnapshotDescription</a>&nbsp;snapshot)</code>
<div class="block">Called before listSnapshots request has been processed.</div>
</td>
</tr>
<tr id="i103" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preLockHeartbeat-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-java.lang.String-">preLockHeartbeat</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;description)</code>
<div class="block">Called before heartbeat to a lock.</div>
</td>
</tr>
<tr id="i104" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preMergeRegions-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.RegionInfo:A-">preMergeRegions</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a>[]&nbsp;regionsToMerge)</code>
<div class="block">Called before merge regions request.</div>
</td>
</tr>
<tr id="i105" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preModifyNamespace-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.NamespaceDescriptor-org.apache.hadoop.hbase.NamespaceDescriptor-">preModifyNamespace</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/NamespaceDescriptor.html" title="class in org.apache.hadoop.hbase">NamespaceDescriptor</a>&nbsp;currentNsDesc,
<a href="../../../../../../org/apache/hadoop/hbase/NamespaceDescriptor.html" title="class in org.apache.hadoop.hbase">NamespaceDescriptor</a>&nbsp;newNsDesc)</code>
<div class="block">Called prior to modifying a namespace's properties.</div>
</td>
</tr>
<tr id="i106" class="altColor">
<td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preModifyTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-org.apache.hadoop.hbase.client.TableDescriptor-org.apache.hadoop.hbase.client.TableDescriptor-">preModifyTable</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName,
<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a>&nbsp;currentDesc,
<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a>&nbsp;newDesc)</code>
<div class="block">Called prior to modifying a table's properties.</div>
</td>
</tr>
<tr id="i107" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preMove-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.RegionInfo-org.apache.hadoop.hbase.ServerName-org.apache.hadoop.hbase.ServerName-">preMove</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a>&nbsp;region,
<a href="../../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>&nbsp;srcServer,
<a href="../../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>&nbsp;destServer)</code>
<div class="block">Called prior to moving a given region from one region server to another.</div>
</td>
</tr>
<tr id="i108" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preOpen-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preOpen</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c)</code>
<div class="block">Called before the region is reported as open to the master.</div>
</td>
</tr>
<tr id="i109" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#prePrepareBulkLoad-org.apache.hadoop.hbase.coprocessor.ObserverContext-">prePrepareBulkLoad</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;ctx)</code>
<div class="block">Authorization check for
SecureBulkLoadProtocol.prepareBulkLoad()</div>
</td>
</tr>
<tr id="i110" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#prePut-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Put-org.apache.hadoop.hbase.wal.WALEdit-org.apache.hadoop.hbase.client.Durability-">prePut</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/Put.html" title="class in org.apache.hadoop.hbase.client">Put</a>&nbsp;put,
<a href="../../../../../../org/apache/hadoop/hbase/wal/WALEdit.html" title="class in org.apache.hadoop.hbase.wal">WALEdit</a>&nbsp;edit,
<a href="../../../../../../org/apache/hadoop/hbase/client/Durability.html" title="enum in org.apache.hadoop.hbase.client">Durability</a>&nbsp;durability)</code>
<div class="block">Called before the client stores a value.</div>
</td>
</tr>
<tr id="i111" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preRecommissionRegionServer-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.ServerName-java.util.List-">preRecommissionRegionServer</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>&nbsp;server,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;byte[]&gt;&nbsp;encodedRegionNames)</code>
<div class="block">Called before recommission region server.</div>
</td>
</tr>
<tr id="i112" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preRegionOffline-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.RegionInfo-">preRegionOffline</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a>&nbsp;regionInfo)</code>
<div class="block">Called prior to marking a given region as offline.</div>
</td>
</tr>
<tr id="i113" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preRemoveReplicationPeer-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">preRemoveReplicationPeer</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;peerId)</code>
<div class="block">Called before remove a replication peer</div>
</td>
</tr>
<tr id="i114" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preReplicateLogEntries-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preReplicateLogEntries</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerCoprocessorEnvironment</a>&gt;&nbsp;ctx)</code>
<div class="block">This will be called before executing replication request to shipping log entries.</div>
</td>
</tr>
<tr id="i115" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preRequestLock-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.TableName-org.apache.hadoop.hbase.client.RegionInfo:A-java.lang.String-">preRequestLock</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;namespace,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName,
<a href="../../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a>[]&nbsp;regionInfos,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;description)</code>
<div class="block">Called before new LockProcedure is queued.</div>
</td>
</tr>
<tr id="i116" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preRestoreSnapshot-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.SnapshotDescription-org.apache.hadoop.hbase.client.TableDescriptor-">preRestoreSnapshot</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/client/SnapshotDescription.html" title="class in org.apache.hadoop.hbase.client">SnapshotDescription</a>&nbsp;snapshot,
<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a>&nbsp;hTableDescriptor)</code>
<div class="block">Called before a snapshot is restored.</div>
</td>
</tr>
<tr id="i117" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preRevoke-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.security.access.UserPermission-">preRevoke</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/security/access/UserPermission.html" title="class in org.apache.hadoop.hbase.security.access">UserPermission</a>&nbsp;userPermission)</code>
<div class="block">Called before revoking user permissions.</div>
</td>
</tr>
<tr id="i118" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preRollWALWriterRequest-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preRollWALWriterRequest</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerCoprocessorEnvironment</a>&gt;&nbsp;ctx)</code>
<div class="block">This will be called before executing user request to roll a region server WAL.</div>
</td>
</tr>
<tr id="i119" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preScannerClose-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.regionserver.InternalScanner-">preScannerClose</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/regionserver/InternalScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">InternalScanner</a>&nbsp;s)</code>
<div class="block">Called before the client closes a scanner.</div>
</td>
</tr>
<tr id="i120" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preScannerNext-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.regionserver.InternalScanner-java.util.List-int-boolean-">preScannerNext</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/regionserver/InternalScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">InternalScanner</a>&nbsp;s,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/client/Result.html" title="class in org.apache.hadoop.hbase.client">Result</a>&gt;&nbsp;result,
int&nbsp;limit,
boolean&nbsp;hasNext)</code>
<div class="block">Called before the client asks for the next row on a scanner.</div>
</td>
</tr>
<tr id="i121" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preScannerOpen-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Scan-">preScannerOpen</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/Scan.html" title="class in org.apache.hadoop.hbase.client">Scan</a>&nbsp;scan)</code>
<div class="block">Called before the client opens a new scanner.</div>
</td>
</tr>
<tr id="i122" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preSetNamespaceQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.quotas.GlobalQuotaSettings-">preSetNamespaceQuota</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;namespace,
<a href="../../../../../../org/apache/hadoop/hbase/quotas/GlobalQuotaSettings.html" title="class in org.apache.hadoop.hbase.quotas">GlobalQuotaSettings</a>&nbsp;quotas)</code>
<div class="block">Called before the quota for the namespace is stored.</div>
</td>
</tr>
<tr id="i123" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preSetRegionServerQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.quotas.GlobalQuotaSettings-">preSetRegionServerQuota</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;regionServer,
<a href="../../../../../../org/apache/hadoop/hbase/quotas/GlobalQuotaSettings.html" title="class in org.apache.hadoop.hbase.quotas">GlobalQuotaSettings</a>&nbsp;quotas)</code>
<div class="block">Called before the quota for the region server is stored.</div>
</td>
</tr>
<tr id="i124" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preSetSplitOrMergeEnabled-org.apache.hadoop.hbase.coprocessor.ObserverContext-boolean-org.apache.hadoop.hbase.client.MasterSwitchType-">preSetSplitOrMergeEnabled</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
boolean&nbsp;newValue,
<a href="../../../../../../org/apache/hadoop/hbase/client/MasterSwitchType.html" title="enum in org.apache.hadoop.hbase.client">MasterSwitchType</a>&nbsp;switchType)</code>
<div class="block">Called prior to setting split / merge switch
Supports Coprocessor 'bypass'.</div>
</td>
</tr>
<tr id="i125" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preSetTableQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-org.apache.hadoop.hbase.quotas.GlobalQuotaSettings-">preSetTableQuota</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName,
<a href="../../../../../../org/apache/hadoop/hbase/quotas/GlobalQuotaSettings.html" title="class in org.apache.hadoop.hbase.quotas">GlobalQuotaSettings</a>&nbsp;quotas)</code>
<div class="block">Called before the quota for the table is stored.</div>
</td>
</tr>
<tr id="i126" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preSetUserQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.quotas.GlobalQuotaSettings-">preSetUserQuota</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;userName,
<a href="../../../../../../org/apache/hadoop/hbase/quotas/GlobalQuotaSettings.html" title="class in org.apache.hadoop.hbase.quotas">GlobalQuotaSettings</a>&nbsp;quotas)</code>
<div class="block">Called before the quota for the user is stored.</div>
</td>
</tr>
<tr id="i127" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preSetUserQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-java.lang.String-org.apache.hadoop.hbase.quotas.GlobalQuotaSettings-">preSetUserQuota</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;userName,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;namespace,
<a href="../../../../../../org/apache/hadoop/hbase/quotas/GlobalQuotaSettings.html" title="class in org.apache.hadoop.hbase.quotas">GlobalQuotaSettings</a>&nbsp;quotas)</code>
<div class="block">Called before the quota for the user on the specified namespace is stored.</div>
</td>
</tr>
<tr id="i128" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preSetUserQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.TableName-org.apache.hadoop.hbase.quotas.GlobalQuotaSettings-">preSetUserQuota</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;userName,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName,
<a href="../../../../../../org/apache/hadoop/hbase/quotas/GlobalQuotaSettings.html" title="class in org.apache.hadoop.hbase.quotas">GlobalQuotaSettings</a>&nbsp;quotas)</code>
<div class="block">Called before the quota for the user on the specified table is stored.</div>
</td>
</tr>
<tr id="i129" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preShutdown-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preShutdown</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c)</code>
<div class="block">Called prior to shutting down the full HBase cluster, including this
<a href="../../../../../../org/apache/hadoop/hbase/master/HMaster.html" title="class in org.apache.hadoop.hbase.master"><code>HMaster</code></a> process.</div>
</td>
</tr>
<tr id="i130" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preSnapshot-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.SnapshotDescription-org.apache.hadoop.hbase.client.TableDescriptor-">preSnapshot</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/client/SnapshotDescription.html" title="class in org.apache.hadoop.hbase.client">SnapshotDescription</a>&nbsp;snapshot,
<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a>&nbsp;hTableDescriptor)</code>
<div class="block">Called before a new snapshot is taken.</div>
</td>
</tr>
<tr id="i131" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preSplitRegion-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-byte:A-">preSplitRegion</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName,
byte[]&nbsp;splitRow)</code>
<div class="block">Called before the split region procedure is called.</div>
</td>
</tr>
<tr id="i132" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preStopMaster-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preStopMaster</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c)</code>
<div class="block">Called immediately prior to stopping this
<a href="../../../../../../org/apache/hadoop/hbase/master/HMaster.html" title="class in org.apache.hadoop.hbase.master"><code>HMaster</code></a> process.</div>
</td>
</tr>
<tr id="i133" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preStopRegionServer-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preStopRegionServer</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerCoprocessorEnvironment</a>&gt;&nbsp;ctx)</code>
<div class="block">Called before stopping region server.</div>
</td>
</tr>
<tr id="i134" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preSwitchExceedThrottleQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-boolean-">preSwitchExceedThrottleQuota</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
boolean&nbsp;enable)</code>
<div class="block">Called before switching exceed throttle quota state.</div>
</td>
</tr>
<tr id="i135" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preSwitchRpcThrottle-org.apache.hadoop.hbase.coprocessor.ObserverContext-boolean-">preSwitchRpcThrottle</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
boolean&nbsp;enable)</code>
<div class="block">Called before switching rpc throttle enabled state.</div>
</td>
</tr>
<tr id="i136" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preTableFlush-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">preTableFlush</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName)</code>
<div class="block">Called before the table memstore is flushed to disk.</div>
</td>
</tr>
<tr id="i137" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preTransitReplicationPeerSyncReplicationState-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.replication.SyncReplicationState-">preTransitReplicationPeerSyncReplicationState</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;peerId,
<a href="../../../../../../org/apache/hadoop/hbase/replication/SyncReplicationState.html" title="enum in org.apache.hadoop.hbase.replication">SyncReplicationState</a>&nbsp;clusterState)</code>
<div class="block">Called before transit current cluster state for the specified synchronous replication peer</div>
</td>
</tr>
<tr id="i138" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preTruncateTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">preTruncateTable</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName)</code>
<div class="block">Called before <a href="../../../../../../org/apache/hadoop/hbase/master/HMaster.html" title="class in org.apache.hadoop.hbase.master"><code>HMaster</code></a> truncates a
table.</div>
</td>
</tr>
<tr id="i139" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preUnassign-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.RegionInfo-boolean-">preUnassign</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a>&nbsp;regionInfo,
boolean&nbsp;force)</code>
<div class="block">Called prior to unassigning a given region.</div>
</td>
</tr>
<tr id="i140" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#preUpdateReplicationPeerConfig-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.replication.ReplicationPeerConfig-">preUpdateReplicationPeerConfig</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;peerId,
<a href="../../../../../../org/apache/hadoop/hbase/replication/ReplicationPeerConfig.html" title="class in org.apache.hadoop.hbase.replication">ReplicationPeerConfig</a>&nbsp;peerConfig)</code>
<div class="block">Called before update peerConfig for the specified peer</div>
</td>
</tr>
<tr id="i141" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#requireAccess-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.TableName-org.apache.hadoop.hbase.security.access.Permission.Action...-">requireAccess</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;?&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;request,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName,
<a href="../../../../../../org/apache/hadoop/hbase/security/access/Permission.Action.html" title="enum in org.apache.hadoop.hbase.security.access">Permission.Action</a>...&nbsp;permissions)</code>&nbsp;</td>
</tr>
<tr id="i142" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#requireGlobalPermission-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.security.access.Permission.Action-java.lang.String-">requireGlobalPermission</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;?&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;request,
<a href="../../../../../../org/apache/hadoop/hbase/security/access/Permission.Action.html" title="enum in org.apache.hadoop.hbase.security.access">Permission.Action</a>&nbsp;perm,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;namespace)</code>&nbsp;</td>
</tr>
<tr id="i143" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#requireGlobalPermission-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.security.access.Permission.Action-org.apache.hadoop.hbase.TableName-java.util.Map-">requireGlobalPermission</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;?&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;request,
<a href="../../../../../../org/apache/hadoop/hbase/security/access/Permission.Action.html" title="enum in org.apache.hadoop.hbase.security.access">Permission.Action</a>&nbsp;perm,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;byte[],? extends <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&lt;byte[]&gt;&gt;&nbsp;familyMap)</code>&nbsp;</td>
</tr>
<tr id="i144" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#requireNamespacePermission-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-java.lang.String-org.apache.hadoop.hbase.security.access.Permission.Action...-">requireNamespacePermission</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;?&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;request,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;namespace,
<a href="../../../../../../org/apache/hadoop/hbase/security/access/Permission.Action.html" title="enum in org.apache.hadoop.hbase.security.access">Permission.Action</a>...&nbsp;permissions)</code>&nbsp;</td>
</tr>
<tr id="i145" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#requireNamespacePermission-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-java.lang.String-org.apache.hadoop.hbase.TableName-java.util.Map-org.apache.hadoop.hbase.security.access.Permission.Action...-">requireNamespacePermission</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;?&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;request,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;namespace,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;byte[],? extends <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a>&lt;byte[]&gt;&gt;&nbsp;familyMap,
<a href="../../../../../../org/apache/hadoop/hbase/security/access/Permission.Action.html" title="enum in org.apache.hadoop.hbase.security.access">Permission.Action</a>...&nbsp;permissions)</code>&nbsp;</td>
</tr>
<tr id="i146" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#requirePermission-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.security.access.Permission.Action-">requirePermission</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;?&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;request,
<a href="../../../../../../org/apache/hadoop/hbase/security/access/Permission.Action.html" title="enum in org.apache.hadoop.hbase.security.access">Permission.Action</a>&nbsp;perm)</code>&nbsp;</td>
</tr>
<tr id="i147" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#requirePermission-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.TableName-byte:A-byte:A-org.apache.hadoop.hbase.security.access.Permission.Action...-">requirePermission</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;?&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;request,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName,
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byte[]&nbsp;qualifier,
<a href="../../../../../../org/apache/hadoop/hbase/security/access/Permission.Action.html" title="enum in org.apache.hadoop.hbase.security.access">Permission.Action</a>...&nbsp;permissions)</code>&nbsp;</td>
</tr>
<tr id="i148" class="altColor">
<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#requireScannerOwner-org.apache.hadoop.hbase.regionserver.InternalScanner-">requireScannerOwner</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/regionserver/InternalScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">InternalScanner</a>&nbsp;s)</code>
<div class="block">Verify, when servicing an RPC, that the caller is the scanner owner.</div>
</td>
</tr>
<tr id="i149" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#requireTablePermission-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.TableName-byte:A-byte:A-org.apache.hadoop.hbase.security.access.Permission.Action...-">requireTablePermission</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;?&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;request,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName,
byte[]&nbsp;family,
byte[]&nbsp;qualifier,
<a href="../../../../../../org/apache/hadoop/hbase/security/access/Permission.Action.html" title="enum in org.apache.hadoop.hbase.security.access">Permission.Action</a>...&nbsp;permissions)</code>&nbsp;</td>
</tr>
<tr id="i150" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#revoke-com.google.protobuf.RpcController-org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.RevokeRequest-com.google.protobuf.RpcCallback-">revoke</a></span>(com.google.protobuf.RpcController&nbsp;controller,
org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.RevokeRequest&nbsp;request,
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<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;
<div class="block"><span class="deprecationComment">since 2.2.0 and will be removed in 4.0.0. Use <a href="../../../../../../org/apache/hadoop/hbase/client/Admin.html#revoke-org.apache.hadoop.hbase.security.access.UserPermission-"><code>Admin.revoke(UserPermission)</code></a>
instead.</span></div>
</div>
</td>
</tr>
<tr id="i151" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#start-org.apache.hadoop.hbase.CoprocessorEnvironment-">start</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/CoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase">CoprocessorEnvironment</a>&nbsp;env)</code>
<div class="block">Called by the <a href="../../../../../../org/apache/hadoop/hbase/CoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase"><code>CoprocessorEnvironment</code></a> during it's own startup to initialize the
coprocessor.</div>
</td>
</tr>
<tr id="i152" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#stop-org.apache.hadoop.hbase.CoprocessorEnvironment-">stop</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/CoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase">CoprocessorEnvironment</a>&nbsp;env)</code>
<div class="block">Called by the <a href="../../../../../../org/apache/hadoop/hbase/CoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase"><code>CoprocessorEnvironment</code></a> during it's own shutdown to stop the
coprocessor.</div>
</td>
</tr>
<tr id="i153" class="rowColor">
<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.html#updateACL-org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment-java.util.Map-">updateACL</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&nbsp;e,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;byte[],<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a>&gt;&gt;&nbsp;familyMap)</code>
<div class="block">Writes all table ACLs for the tables in the given Map up into ZooKeeper
znodes.</div>
</td>
</tr>
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<h3>Methods inherited from class&nbsp;java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3>
<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li>
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<h3>Methods inherited from interface&nbsp;org.apache.hadoop.hbase.coprocessor.<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></h3>
<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postAddReplicationPeer-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.replication.ReplicationPeerConfig-">postAddReplicationPeer</a>, <a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postAddRSGroup-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">postAddRSGroup</a>, <a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postAssign-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.RegionInfo-">postAssign</a>, <a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postBalance-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.util.List-">postBalance</a>, <a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postBalanceRSGroup-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-boolean-">postBalanceRSGroup</a>, <a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postBalanceSwitch-org.apache.hadoop.hbase.coprocessor.ObserverContext-boolean-boolean-">postBalanceSwitch</a>, <a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postClearDeadServers-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.util.List-java.util.List-">postClearDeadServers</a>, <a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postCloneSnapshot-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.SnapshotDescription-org.apache.hadoop.hbase.client.TableDescriptor-">postCloneSnapshot</a>, <a 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<dt><span class="throwsLabel">Throws:</span></dt>
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<dt><span class="throwsLabel">Throws:</span></dt>
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<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName,
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<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<div class="block">Determine if cell ACLs covered by the operation grant access. This is expensive.</div>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>false if cell ACLs failed to grant access, true otherwise</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
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<h4>checkForReservedTagPresence</h4>
<pre>private&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.642">checkForReservedTagPresence</a>(<a href="../../../../../../org/apache/hadoop/hbase/security/User.html" title="class in org.apache.hadoop.hbase.security">User</a>&nbsp;user,
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<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<h4>start</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.670">start</a>(<a href="../../../../../../org/apache/hadoop/hbase/CoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase">CoprocessorEnvironment</a>&nbsp;env)
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<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/Coprocessor.html#start-org.apache.hadoop.hbase.CoprocessorEnvironment-">Coprocessor</a></code></span></div>
<div class="block">Called by the <a href="../../../../../../org/apache/hadoop/hbase/CoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase"><code>CoprocessorEnvironment</code></a> during it's own startup to initialize the
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<dd><code><a href="../../../../../../org/apache/hadoop/hbase/Coprocessor.html#start-org.apache.hadoop.hbase.CoprocessorEnvironment-">start</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/Coprocessor.html" title="interface in org.apache.hadoop.hbase">Coprocessor</a></code></dd>
<dt><span class="throwsLabel">Throws:</span></dt>
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<dd><code><a href="../../../../../../org/apache/hadoop/hbase/Coprocessor.html#stop-org.apache.hadoop.hbase.CoprocessorEnvironment-">stop</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/Coprocessor.html" title="interface in org.apache.hadoop.hbase">Coprocessor</a></code></dd>
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<a name="getRegionObserver--">
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<h4>getRegionObserver</h4>
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<h4>getMasterObserver</h4>
<pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Optional.html?is-external=true" title="class or interface in java.util">Optional</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a>&gt;&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.740">getMasterObserver</a>()</pre>
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<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessor.html#getEndpointObserver--">getEndpointObserver</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessor.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessor</a></code></dd>
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<h4>getBulkLoadObserver</h4>
<pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Optional.html?is-external=true" title="class or interface in java.util">Optional</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/BulkLoadObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">BulkLoadObserver</a>&gt;&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.750">getBulkLoadObserver</a>()</pre>
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<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessor.html#getBulkLoadObserver--">getBulkLoadObserver</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessor.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessor</a></code></dd>
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<h4>getRegionServerObserver</h4>
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<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerCoprocessor.html#getRegionServerObserver--">getRegionServerObserver</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerCoprocessor.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerCoprocessor</a></code></dd>
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<h4>getServices</h4>
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<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/Coprocessor.html#getServices--">Coprocessor</a></code></span></div>
<div class="block">Coprocessor endpoints providing protobuf services should override this method.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/Coprocessor.html#getServices--">getServices</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/Coprocessor.html" title="interface in org.apache.hadoop.hbase">Coprocessor</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Iterable of <code>Service</code>s or empty collection. Implementations should never
return null.</dd>
</dl>
</li>
</ul>
<a name="preCreateTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.TableDescriptor-org.apache.hadoop.hbase.client.RegionInfo:A-">
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<h4>preCreateTable</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.768">preCreateTable</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a>&nbsp;desc,
<a href="../../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a>[]&nbsp;regions)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Observer implementations</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preCreateTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.TableDescriptor-org.apache.hadoop.hbase.client.RegionInfo:A-">preCreateTable</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment to interact with the framework and master</dd>
<dd><code>desc</code> - the TableDescriptor for the table</dd>
<dd><code>regions</code> - the initial regions created for the table</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a>&nbsp;desc,
<a href="../../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a>[]&nbsp;regions)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postCompletedCreateTableAction-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.TableDescriptor-org.apache.hadoop.hbase.client.RegionInfo:A-">MasterObserver</a></code></span></div>
<div class="block">Called after the createTable operation has been requested. Called as part
of create table RPC call. Called as part of create table procedure and
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<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postCompletedCreateTableAction-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.TableDescriptor-org.apache.hadoop.hbase.client.RegionInfo:A-">postCompletedCreateTableAction</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment to interact with the framework and master</dd>
<dd><code>desc</code> - the TableDescriptor for the table</dd>
<dd><code>regions</code> - the initial regions created for the table</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<a name="preDeleteTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">
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<h4>preDeleteTable</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.830">preDeleteTable</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preDeleteTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">MasterObserver</a></code></span></div>
<div class="block">Called before <a href="../../../../../../org/apache/hadoop/hbase/master/HMaster.html" title="class in org.apache.hadoop.hbase.master"><code>HMaster</code></a> deletes a
table. Called as part of delete table RPC call.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preDeleteTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">preDeleteTable</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment to interact with the framework and master</dd>
<dd><code>tableName</code> - the name of the table</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<a name="postDeleteTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">
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<h4>postDeleteTable</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.837">postDeleteTable</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postDeleteTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">MasterObserver</a></code></span></div>
<div class="block">Called after the deleteTable operation has been requested. Called as part
of delete table RPC call.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postDeleteTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">postDeleteTable</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment to interact with the framework and master</dd>
<dd><code>tableName</code> - the name of the table</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
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<a name="preTruncateTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">
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<h4>preTruncateTable</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.854">preTruncateTable</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preTruncateTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">MasterObserver</a></code></span></div>
<div class="block">Called before <a href="../../../../../../org/apache/hadoop/hbase/master/HMaster.html" title="class in org.apache.hadoop.hbase.master"><code>HMaster</code></a> truncates a
table. Called as part of truncate table RPC call.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preTruncateTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">preTruncateTable</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment to interact with the framework and master</dd>
<dd><code>tableName</code> - the name of the table</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="postTruncateTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">
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<h4>postTruncateTable</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.874">postTruncateTable</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postTruncateTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">MasterObserver</a></code></span></div>
<div class="block">Called after the truncateTable operation has been requested. Called as part
of truncate table RPC call.
The truncate is synchronous, so this method will be called when the
truncate operation is terminated.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postTruncateTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">postTruncateTable</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>tableName</code> - the name of the table</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preModifyTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-org.apache.hadoop.hbase.client.TableDescriptor-org.apache.hadoop.hbase.client.TableDescriptor-">
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<h4>preModifyTable</h4>
<pre>public&nbsp;<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a>&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.896">preModifyTable</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName,
<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a>&nbsp;currentDesc,
<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a>&nbsp;newDesc)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preModifyTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-org.apache.hadoop.hbase.client.TableDescriptor-org.apache.hadoop.hbase.client.TableDescriptor-">MasterObserver</a></code></span></div>
<div class="block">Called prior to modifying a table's properties. Called as part of modify
table RPC call.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preModifyTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-org.apache.hadoop.hbase.client.TableDescriptor-org.apache.hadoop.hbase.client.TableDescriptor-">preModifyTable</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment to interact with the framework and master</dd>
<dd><code>tableName</code> - the name of the table</dd>
<dd><code>currentDesc</code> - current TableDescriptor of the table</dd>
<dd><code>newDesc</code> - after modify operation, table will have this descriptor</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="postModifyTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-org.apache.hadoop.hbase.client.TableDescriptor-org.apache.hadoop.hbase.client.TableDescriptor-">
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<h4>postModifyTable</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.905">postModifyTable</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName,
<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a>&nbsp;oldDesc,
<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a>&nbsp;currentDesc)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postModifyTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-org.apache.hadoop.hbase.client.TableDescriptor-org.apache.hadoop.hbase.client.TableDescriptor-">MasterObserver</a></code></span></div>
<div class="block">Called after the modifyTable operation has been requested. Called as part
of modify table RPC call.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postModifyTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-org.apache.hadoop.hbase.client.TableDescriptor-org.apache.hadoop.hbase.client.TableDescriptor-">postModifyTable</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment to interact with the framework and master</dd>
<dd><code>tableName</code> - the name of the table</dd>
<dd><code>oldDesc</code> - descriptor of table before modify operation happened</dd>
<dd><code>currentDesc</code> - current TableDescriptor of the table</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preEnableTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">
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<ul class="blockList">
<li class="blockList">
<h4>preEnableTable</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.926">preEnableTable</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preEnableTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">MasterObserver</a></code></span></div>
<div class="block">Called prior to enabling a table. Called as part of enable table RPC call.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preEnableTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">preEnableTable</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment to interact with the framework and master</dd>
<dd><code>tableName</code> - the name of the table</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preDisableTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">
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<ul class="blockList">
<li class="blockList">
<h4>preDisableTable</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.933">preDisableTable</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preDisableTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">MasterObserver</a></code></span></div>
<div class="block">Called prior to disabling a table. Called as part of disable table RPC
call.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preDisableTable-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">preDisableTable</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment to interact with the framework and master</dd>
<dd><code>tableName</code> - the name of the table</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preAbortProcedure-org.apache.hadoop.hbase.coprocessor.ObserverContext-long-">
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<ul class="blockList">
<li class="blockList">
<h4>preAbortProcedure</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.948">preAbortProcedure</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
long&nbsp;procId)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preAbortProcedure-org.apache.hadoop.hbase.coprocessor.ObserverContext-long-">MasterObserver</a></code></span></div>
<div class="block">Called before a abortProcedure request has been processed.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preAbortProcedure-org.apache.hadoop.hbase.coprocessor.ObserverContext-long-">preAbortProcedure</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>procId</code> - the Id of the procedure</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="postAbortProcedure-org.apache.hadoop.hbase.coprocessor.ObserverContext-">
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</a>
<ul class="blockList">
<li class="blockList">
<h4>postAbortProcedure</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.954">postAbortProcedure</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postAbortProcedure-org.apache.hadoop.hbase.coprocessor.ObserverContext-">MasterObserver</a></code></span></div>
<div class="block">Called after a abortProcedure request has been processed.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postAbortProcedure-org.apache.hadoop.hbase.coprocessor.ObserverContext-">postAbortProcedure</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<h4>preGetProcedures</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.960">preGetProcedures</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx)
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<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preGetProcedures-org.apache.hadoop.hbase.coprocessor.ObserverContext-">MasterObserver</a></code></span></div>
<div class="block">Called before a getProcedures request has been processed.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preGetProcedures-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preGetProcedures</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<h4>preGetLocks</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.966">preGetLocks</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx)
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<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preGetLocks-org.apache.hadoop.hbase.coprocessor.ObserverContext-">MasterObserver</a></code></span></div>
<div class="block">Called before a getLocks request has been processed.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preGetLocks-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preGetLocks</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - if something went wrong</dd>
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</li>
</ul>
<a name="preMove-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.RegionInfo-org.apache.hadoop.hbase.ServerName-org.apache.hadoop.hbase.ServerName-">
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<h4>preMove</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.973">preMove</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a>&nbsp;region,
<a href="../../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>&nbsp;srcServer,
<a href="../../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>&nbsp;destServer)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preMove-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.RegionInfo-org.apache.hadoop.hbase.ServerName-org.apache.hadoop.hbase.ServerName-">MasterObserver</a></code></span></div>
<div class="block">Called prior to moving a given region from one region server to another.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preMove-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.RegionInfo-org.apache.hadoop.hbase.ServerName-org.apache.hadoop.hbase.ServerName-">preMove</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment to interact with the framework and master</dd>
<dd><code>region</code> - the RegionInfo</dd>
<dd><code>srcServer</code> - the source ServerName</dd>
<dd><code>destServer</code> - the destination ServerName</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
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<a name="preAssign-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.RegionInfo-">
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<h4>preAssign</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.980">preAssign</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a>&nbsp;regionInfo)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preAssign-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.RegionInfo-">MasterObserver</a></code></span></div>
<div class="block">Called prior to assigning a specific region.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preAssign-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.RegionInfo-">preAssign</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment to interact with the framework and master</dd>
<dd><code>regionInfo</code> - the regionInfo of the region</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
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<a name="preUnassign-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.RegionInfo-boolean-">
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<h4>preUnassign</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.987">preUnassign</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a>&nbsp;regionInfo,
boolean&nbsp;force)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preUnassign-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.RegionInfo-boolean-">MasterObserver</a></code></span></div>
<div class="block">Called prior to unassigning a given region.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preUnassign-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.RegionInfo-boolean-">preUnassign</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment to interact with the framework and master</dd>
<dd><code>force</code> - whether to force unassignment or not</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preRegionOffline-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.RegionInfo-">
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<h4>preRegionOffline</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.994">preRegionOffline</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a>&nbsp;regionInfo)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preRegionOffline-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.RegionInfo-">MasterObserver</a></code></span></div>
<div class="block">Called prior to marking a given region as offline.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preRegionOffline-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.RegionInfo-">preRegionOffline</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment to interact with the framework and master</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preSetSplitOrMergeEnabled-org.apache.hadoop.hbase.coprocessor.ObserverContext-boolean-org.apache.hadoop.hbase.client.MasterSwitchType-">
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<h4>preSetSplitOrMergeEnabled</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1001">preSetSplitOrMergeEnabled</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
boolean&nbsp;newValue,
<a href="../../../../../../org/apache/hadoop/hbase/client/MasterSwitchType.html" title="enum in org.apache.hadoop.hbase.client">MasterSwitchType</a>&nbsp;switchType)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preSetSplitOrMergeEnabled-org.apache.hadoop.hbase.coprocessor.ObserverContext-boolean-org.apache.hadoop.hbase.client.MasterSwitchType-">MasterObserver</a></code></span></div>
<div class="block">Called prior to setting split / merge switch
Supports Coprocessor 'bypass'.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preSetSplitOrMergeEnabled-org.apache.hadoop.hbase.coprocessor.ObserverContext-boolean-org.apache.hadoop.hbase.client.MasterSwitchType-">preSetSplitOrMergeEnabled</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the coprocessor instance's environment</dd>
<dd><code>newValue</code> - the new value submitted in the call</dd>
<dd><code>switchType</code> - type of switch</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preBalance-org.apache.hadoop.hbase.coprocessor.ObserverContext-">
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<h4>preBalance</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1008">preBalance</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preBalance-org.apache.hadoop.hbase.coprocessor.ObserverContext-">MasterObserver</a></code></span></div>
<div class="block">Called prior to requesting rebalancing of the cluster regions, though after
the initial checks for regions in transition and the balance switch flag.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preBalance-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preBalance</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment to interact with the framework and master</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
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<a name="preBalanceSwitch-org.apache.hadoop.hbase.coprocessor.ObserverContext-boolean-">
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<h4>preBalanceSwitch</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1014">preBalanceSwitch</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c,
boolean&nbsp;newValue)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preBalanceSwitch-org.apache.hadoop.hbase.coprocessor.ObserverContext-boolean-">MasterObserver</a></code></span></div>
<div class="block">Called prior to modifying the flag used to enable/disable region balancing.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preBalanceSwitch-org.apache.hadoop.hbase.coprocessor.ObserverContext-boolean-">preBalanceSwitch</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the coprocessor instance's environment</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preShutdown-org.apache.hadoop.hbase.coprocessor.ObserverContext-">
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<h4>preShutdown</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1020">preShutdown</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preShutdown-org.apache.hadoop.hbase.coprocessor.ObserverContext-">MasterObserver</a></code></span></div>
<div class="block">Called prior to shutting down the full HBase cluster, including this
<a href="../../../../../../org/apache/hadoop/hbase/master/HMaster.html" title="class in org.apache.hadoop.hbase.master"><code>HMaster</code></a> process.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preShutdown-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preShutdown</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preStopMaster-org.apache.hadoop.hbase.coprocessor.ObserverContext-">
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<h4>preStopMaster</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1026">preStopMaster</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;c)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preStopMaster-org.apache.hadoop.hbase.coprocessor.ObserverContext-">MasterObserver</a></code></span></div>
<div class="block">Called immediately prior to stopping this
<a href="../../../../../../org/apache/hadoop/hbase/master/HMaster.html" title="class in org.apache.hadoop.hbase.master"><code>HMaster</code></a> process.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preStopMaster-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preStopMaster</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
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<a name="postStartMaster-org.apache.hadoop.hbase.coprocessor.ObserverContext-">
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<h4>postStartMaster</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1032">postStartMaster</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postStartMaster-org.apache.hadoop.hbase.coprocessor.ObserverContext-">MasterObserver</a></code></span></div>
<div class="block">Called immediately after an active master instance has completed
initialization. Will not be called on standby master instances unless
they take over the active role.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postStartMaster-org.apache.hadoop.hbase.coprocessor.ObserverContext-">postStartMaster</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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</li>
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<a name="createACLTable-org.apache.hadoop.hbase.client.Admin-">
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<h4>createACLTable</h4>
<pre>private static&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1046">createACLTable</a>(<a href="../../../../../../org/apache/hadoop/hbase/client/Admin.html" title="interface in org.apache.hadoop.hbase.client">Admin</a>&nbsp;admin)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Create the ACL table</div>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preSnapshot-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.SnapshotDescription-org.apache.hadoop.hbase.client.TableDescriptor-">
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<h4>preSnapshot</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1063">preSnapshot</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/client/SnapshotDescription.html" title="class in org.apache.hadoop.hbase.client">SnapshotDescription</a>&nbsp;snapshot,
<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a>&nbsp;hTableDescriptor)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preSnapshot-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.SnapshotDescription-org.apache.hadoop.hbase.client.TableDescriptor-">MasterObserver</a></code></span></div>
<div class="block">Called before a new snapshot is taken.
Called as part of snapshot RPC call.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preSnapshot-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.SnapshotDescription-org.apache.hadoop.hbase.client.TableDescriptor-">preSnapshot</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>snapshot</code> - the SnapshotDescriptor for the snapshot</dd>
<dd><code>hTableDescriptor</code> - the TableDescriptor of the table to snapshot</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preListSnapshot-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.SnapshotDescription-">
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<h4>preListSnapshot</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1072">preListSnapshot</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/client/SnapshotDescription.html" title="class in org.apache.hadoop.hbase.client">SnapshotDescription</a>&nbsp;snapshot)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preListSnapshot-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.SnapshotDescription-">MasterObserver</a></code></span></div>
<div class="block">Called before listSnapshots request has been processed.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preListSnapshot-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.SnapshotDescription-">preListSnapshot</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>snapshot</code> - the SnapshotDescriptor of the snapshot to list</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preCloneSnapshot-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.SnapshotDescription-org.apache.hadoop.hbase.client.TableDescriptor-">
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<h4>preCloneSnapshot</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1087">preCloneSnapshot</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/client/SnapshotDescription.html" title="class in org.apache.hadoop.hbase.client">SnapshotDescription</a>&nbsp;snapshot,
<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a>&nbsp;hTableDescriptor)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preCloneSnapshot-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.SnapshotDescription-org.apache.hadoop.hbase.client.TableDescriptor-">MasterObserver</a></code></span></div>
<div class="block">Called before a snapshot is cloned.
Called as part of restoreSnapshot RPC call.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preCloneSnapshot-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.SnapshotDescription-org.apache.hadoop.hbase.client.TableDescriptor-">preCloneSnapshot</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>snapshot</code> - the SnapshotDescriptor for the snapshot</dd>
<dd><code>hTableDescriptor</code> - the TableDescriptor of the table to create</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preRestoreSnapshot-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.SnapshotDescription-org.apache.hadoop.hbase.client.TableDescriptor-">
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<h4>preRestoreSnapshot</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1104">preRestoreSnapshot</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/client/SnapshotDescription.html" title="class in org.apache.hadoop.hbase.client">SnapshotDescription</a>&nbsp;snapshot,
<a href="../../../../../../org/apache/hadoop/hbase/client/TableDescriptor.html" title="interface in org.apache.hadoop.hbase.client">TableDescriptor</a>&nbsp;hTableDescriptor)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preRestoreSnapshot-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.SnapshotDescription-org.apache.hadoop.hbase.client.TableDescriptor-">MasterObserver</a></code></span></div>
<div class="block">Called before a snapshot is restored.
Called as part of restoreSnapshot RPC call.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preRestoreSnapshot-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.SnapshotDescription-org.apache.hadoop.hbase.client.TableDescriptor-">preRestoreSnapshot</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>snapshot</code> - the SnapshotDescriptor for the snapshot</dd>
<dd><code>hTableDescriptor</code> - the TableDescriptor of the table to restore</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preDeleteSnapshot-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.SnapshotDescription-">
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<h4>preDeleteSnapshot</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1118">preDeleteSnapshot</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/client/SnapshotDescription.html" title="class in org.apache.hadoop.hbase.client">SnapshotDescription</a>&nbsp;snapshot)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preDeleteSnapshot-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.SnapshotDescription-">MasterObserver</a></code></span></div>
<div class="block">Called before a snapshot is deleted.
Called as part of deleteSnapshot RPC call.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preDeleteSnapshot-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.SnapshotDescription-">preDeleteSnapshot</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>snapshot</code> - the SnapshotDescriptor of the snapshot to delete</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preCreateNamespace-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.NamespaceDescriptor-">
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<h4>preCreateNamespace</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1133">preCreateNamespace</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/NamespaceDescriptor.html" title="class in org.apache.hadoop.hbase">NamespaceDescriptor</a>&nbsp;ns)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preCreateNamespace-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.NamespaceDescriptor-">MasterObserver</a></code></span></div>
<div class="block">Called before a new namespace is created by
<a href="../../../../../../org/apache/hadoop/hbase/master/HMaster.html" title="class in org.apache.hadoop.hbase.master"><code>HMaster</code></a>.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preCreateNamespace-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.NamespaceDescriptor-">preCreateNamespace</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>ns</code> - the NamespaceDescriptor for the table</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preDeleteNamespace-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">
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<h4>preDeleteNamespace</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1140">preDeleteNamespace</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;namespace)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preDeleteNamespace-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">MasterObserver</a></code></span></div>
<div class="block">Called before <a href="../../../../../../org/apache/hadoop/hbase/master/HMaster.html" title="class in org.apache.hadoop.hbase.master"><code>HMaster</code></a> deletes a
namespace</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preDeleteNamespace-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">preDeleteNamespace</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>namespace</code> - the name of the namespace</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="postDeleteNamespace-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">
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<h4>postDeleteNamespace</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1147">postDeleteNamespace</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;namespace)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postDeleteNamespace-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">MasterObserver</a></code></span></div>
<div class="block">Called after the deleteNamespace operation has been requested.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postDeleteNamespace-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">postDeleteNamespace</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>namespace</code> - the name of the namespace</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preModifyNamespace-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.NamespaceDescriptor-org.apache.hadoop.hbase.NamespaceDescriptor-">
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<h4>preModifyNamespace</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1165">preModifyNamespace</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/NamespaceDescriptor.html" title="class in org.apache.hadoop.hbase">NamespaceDescriptor</a>&nbsp;currentNsDesc,
<a href="../../../../../../org/apache/hadoop/hbase/NamespaceDescriptor.html" title="class in org.apache.hadoop.hbase">NamespaceDescriptor</a>&nbsp;newNsDesc)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preModifyNamespace-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.NamespaceDescriptor-org.apache.hadoop.hbase.NamespaceDescriptor-">MasterObserver</a></code></span></div>
<div class="block">Called prior to modifying a namespace's properties.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preModifyNamespace-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.NamespaceDescriptor-org.apache.hadoop.hbase.NamespaceDescriptor-">preModifyNamespace</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>currentNsDesc</code> - current NamespaceDescriptor of the namespace</dd>
<dd><code>newNsDesc</code> - after modify operation, namespace will have this descriptor</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<h4>preGetNamespaceDescriptor</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1173">preGetNamespaceDescriptor</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;namespace)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preGetNamespaceDescriptor-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">MasterObserver</a></code></span></div>
<div class="block">Called before a getNamespaceDescriptor request has been processed.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preGetNamespaceDescriptor-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">preGetNamespaceDescriptor</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>namespace</code> - the name of the namespace</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<h4>postListNamespaces</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1179">postListNamespaces</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;namespaces)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postListNamespaces-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.util.List-">MasterObserver</a></code></span></div>
<div class="block">Called after a listNamespaces request has been processed.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postListNamespaces-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.util.List-">postListNamespaces</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>namespaces</code> - the list of namespaces about to be returned</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - if something went wrong</dd>
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<h4>postListNamespaceDescriptors</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1185">postListNamespaceDescriptors</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/NamespaceDescriptor.html" title="class in org.apache.hadoop.hbase">NamespaceDescriptor</a>&gt;&nbsp;descriptors)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postListNamespaceDescriptors-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.util.List-">MasterObserver</a></code></span></div>
<div class="block">Called after a listNamespaceDescriptors request has been processed.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postListNamespaceDescriptors-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.util.List-">postListNamespaceDescriptors</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>descriptors</code> - the list of descriptors about to be returned</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
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<h4>preTableFlush</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1203">preTableFlush</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preTableFlush-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">MasterObserver</a></code></span></div>
<div class="block">Called before the table memstore is flushed to disk.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preTableFlush-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-">preTableFlush</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>tableName</code> - the name of the table</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preSplitRegion-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-byte:A-">
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<h4>preSplitRegion</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1212">preSplitRegion</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName,
byte[]&nbsp;splitRow)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preSplitRegion-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-byte:A-">MasterObserver</a></code></span></div>
<div class="block">Called before the split region procedure is called.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preSplitRegion-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-byte:A-">preSplitRegion</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>tableName</code> - the table where the region belongs to</dd>
<dd><code>splitRow</code> - split point</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
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<h4>preClearDeadServers</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1221">preClearDeadServers</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preClearDeadServers-org.apache.hadoop.hbase.coprocessor.ObserverContext-">MasterObserver</a></code></span></div>
<div class="block">Called before clear dead region servers.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preClearDeadServers-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preClearDeadServers</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
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</ul>
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<h4>preDecommissionRegionServers</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1227">preDecommissionRegionServers</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>&gt;&nbsp;servers,
boolean&nbsp;offload)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preDecommissionRegionServers-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.util.List-boolean-">MasterObserver</a></code></span></div>
<div class="block">Called before decommission region servers.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preDecommissionRegionServers-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.util.List-boolean-">preDecommissionRegionServers</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preListDecommissionedRegionServers-org.apache.hadoop.hbase.coprocessor.ObserverContext-">
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<h4>preListDecommissionedRegionServers</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1233">preListDecommissionedRegionServers</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preListDecommissionedRegionServers-org.apache.hadoop.hbase.coprocessor.ObserverContext-">MasterObserver</a></code></span></div>
<div class="block">Called before list decommissioned region servers.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preListDecommissionedRegionServers-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preListDecommissionedRegionServers</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
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<h4>preRecommissionRegionServer</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1240">preRecommissionRegionServer</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>&nbsp;server,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;byte[]&gt;&nbsp;encodedRegionNames)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preRecommissionRegionServer-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.ServerName-java.util.List-">MasterObserver</a></code></span></div>
<div class="block">Called before recommission region server.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preRecommissionRegionServer-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.ServerName-java.util.List-">preRecommissionRegionServer</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
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<h4>preOpen</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1248">preOpen</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preOpen-org.apache.hadoop.hbase.coprocessor.ObserverContext-">RegionObserver</a></code></span></div>
<div class="block">Called before the region is reported as open to the master.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preOpen-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preOpen</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment provided by the region server</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
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<h4>postOpen</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1265">postOpen</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#postOpen-org.apache.hadoop.hbase.coprocessor.ObserverContext-">RegionObserver</a></code></span></div>
<div class="block">Called after the region is reported as open to the master.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#postOpen-org.apache.hadoop.hbase.coprocessor.ObserverContext-">postOpen</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment provided by the region server</dd>
</dl>
</li>
</ul>
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<h4>preFlush</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1287">preFlush</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/regionserver/FlushLifeCycleTracker.html" title="interface in org.apache.hadoop.hbase.regionserver">FlushLifeCycleTracker</a>&nbsp;tracker)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preFlush-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.regionserver.FlushLifeCycleTracker-">RegionObserver</a></code></span></div>
<div class="block">Called before the memstore is flushed to disk.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preFlush-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.regionserver.FlushLifeCycleTracker-">preFlush</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment provided by the region server</dd>
<dd><code>tracker</code> - tracker used to track the life cycle of a flush</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preCompact-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.regionserver.Store-org.apache.hadoop.hbase.regionserver.InternalScanner-org.apache.hadoop.hbase.regionserver.ScanType-org.apache.hadoop.hbase.regionserver.compactions.CompactionLifeCycleTracker-org.apache.hadoop.hbase.regionserver.compactions.CompactionRequest-">
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<pre>public&nbsp;<a href="../../../../../../org/apache/hadoop/hbase/regionserver/InternalScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">InternalScanner</a>&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1294">preCompact</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/regionserver/Store.html" title="interface in org.apache.hadoop.hbase.regionserver">Store</a>&nbsp;store,
<a href="../../../../../../org/apache/hadoop/hbase/regionserver/InternalScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">InternalScanner</a>&nbsp;scanner,
<a href="../../../../../../org/apache/hadoop/hbase/regionserver/ScanType.html" title="enum in org.apache.hadoop.hbase.regionserver">ScanType</a>&nbsp;scanType,
<a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/CompactionLifeCycleTracker.html" title="interface in org.apache.hadoop.hbase.regionserver.compactions">CompactionLifeCycleTracker</a>&nbsp;tracker,
<a href="../../../../../../org/apache/hadoop/hbase/regionserver/compactions/CompactionRequest.html" title="interface in org.apache.hadoop.hbase.regionserver.compactions">CompactionRequest</a>&nbsp;request)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preCompact-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.regionserver.Store-org.apache.hadoop.hbase.regionserver.InternalScanner-org.apache.hadoop.hbase.regionserver.ScanType-org.apache.hadoop.hbase.regionserver.compactions.CompactionLifeCycleTracker-org.apache.hadoop.hbase.regionserver.compactions.CompactionRequest-">RegionObserver</a></code></span></div>
<div class="block">Called prior to writing the <a href="../../../../../../org/apache/hadoop/hbase/regionserver/StoreFile.html" title="interface in org.apache.hadoop.hbase.regionserver"><code>StoreFile</code></a>s selected for compaction into a new
<code>StoreFile</code>.
<p>
To override or modify the compaction process, implementing classes can wrap the provided
<a href="../../../../../../org/apache/hadoop/hbase/regionserver/InternalScanner.html" title="interface in org.apache.hadoop.hbase.regionserver"><code>InternalScanner</code></a> with a custom implementation that is returned from this method. The
custom scanner can then inspect <a href="../../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase"><code>Cell</code></a>s from the wrapped scanner,
applying its own policy to what gets written.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preCompact-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.regionserver.Store-org.apache.hadoop.hbase.regionserver.InternalScanner-org.apache.hadoop.hbase.regionserver.ScanType-org.apache.hadoop.hbase.regionserver.compactions.CompactionLifeCycleTracker-org.apache.hadoop.hbase.regionserver.compactions.CompactionRequest-">preCompact</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment provided by the region server</dd>
<dd><code>store</code> - the store being compacted</dd>
<dd><code>scanner</code> - the scanner over existing data used in the store file rewriting</dd>
<dd><code>scanType</code> - type of Scan</dd>
<dd><code>tracker</code> - tracker used to track the life cycle of a compaction</dd>
<dd><code>request</code> - the requested compaction</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the scanner to use during compaction. Should not be <code>null</code> unless the
implementation is writing new store files on its own.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="internalPreRead-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Query-org.apache.hadoop.hbase.security.access.AccessController.OpType-">
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<h4>internalPreRead</h4>
<pre>private&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1302">internalPreRead</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/Query.html" title="class in org.apache.hadoop.hbase.client">Query</a>&nbsp;query,
<a href="../../../../../../org/apache/hadoop/hbase/security/access/AccessController.OpType.html" title="enum in org.apache.hadoop.hbase.security.access">AccessController.OpType</a>&nbsp;opType)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
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<h4>preGetOp</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1406">preGetOp</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/Get.html" title="class in org.apache.hadoop.hbase.client">Get</a>&nbsp;get,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a>&gt;&nbsp;result)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preGetOp-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Get-java.util.List-">RegionObserver</a></code></span></div>
<div class="block">Called before the client performs a Get
<p>
Call CoprocessorEnvironment#bypass to skip default actions.
If 'bypass' is set, we skip out on calling any subsequent chained coprocessors.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preGetOp-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Get-java.util.List-">preGetOp</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment provided by the region server</dd>
<dd><code>get</code> - the Get request</dd>
<dd><code>result</code> - The result to return to the client if default processing
is bypassed. Can be modified. Will not be used if default processing
is not bypassed.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
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<h4>preExists</h4>
<pre>public&nbsp;boolean&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1412">preExists</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/Get.html" title="class in org.apache.hadoop.hbase.client">Get</a>&nbsp;get,
boolean&nbsp;exists)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preExists-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Get-boolean-">RegionObserver</a></code></span></div>
<div class="block">Called before the client tests for existence using a Get.
<p>
Call CoprocessorEnvironment#bypass to skip default actions.
If 'bypass' is set, we skip out on calling any subsequent chained coprocessors.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preExists-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Get-boolean-">preExists</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment provided by the region server</dd>
<dd><code>get</code> - the Get request</dd>
<dd><code>exists</code> - the result returned by the region server</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the value to return to the client if bypassing default processing</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="prePut-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Put-org.apache.hadoop.hbase.wal.WALEdit-org.apache.hadoop.hbase.client.Durability-">
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<h4>prePut</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1419">prePut</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/Put.html" title="class in org.apache.hadoop.hbase.client">Put</a>&nbsp;put,
<a href="../../../../../../org/apache/hadoop/hbase/wal/WALEdit.html" title="class in org.apache.hadoop.hbase.wal">WALEdit</a>&nbsp;edit,
<a href="../../../../../../org/apache/hadoop/hbase/client/Durability.html" title="enum in org.apache.hadoop.hbase.client">Durability</a>&nbsp;durability)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#prePut-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Put-org.apache.hadoop.hbase.wal.WALEdit-org.apache.hadoop.hbase.client.Durability-">RegionObserver</a></code></span></div>
<div class="block">Called before the client stores a value.
<p>
Call CoprocessorEnvironment#bypass to skip default actions.
If 'bypass' is set, we skip out on calling any subsequent chained coprocessors.
<p>
Note: Do not retain references to any Cells in 'put' beyond the life of this invocation.
If need a Cell reference for later use, copy the cell and use that.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#prePut-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Put-org.apache.hadoop.hbase.wal.WALEdit-org.apache.hadoop.hbase.client.Durability-">prePut</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment provided by the region server</dd>
<dd><code>put</code> - The Put object</dd>
<dd><code>edit</code> - The WALEdit object that will be written to the wal</dd>
<dd><code>durability</code> - Persistence guarantee for this Put</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="postPut-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Put-org.apache.hadoop.hbase.wal.WALEdit-org.apache.hadoop.hbase.client.Durability-">
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<h4>postPut</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1456">postPut</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/Put.html" title="class in org.apache.hadoop.hbase.client">Put</a>&nbsp;put,
<a href="../../../../../../org/apache/hadoop/hbase/wal/WALEdit.html" title="class in org.apache.hadoop.hbase.wal">WALEdit</a>&nbsp;edit,
<a href="../../../../../../org/apache/hadoop/hbase/client/Durability.html" title="enum in org.apache.hadoop.hbase.client">Durability</a>&nbsp;durability)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#postPut-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Put-org.apache.hadoop.hbase.wal.WALEdit-org.apache.hadoop.hbase.client.Durability-">RegionObserver</a></code></span></div>
<div class="block">Called after the client stores a value.
<p>
Note: Do not retain references to any Cells in 'put' beyond the life of this invocation.
If need a Cell reference for later use, copy the cell and use that.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#postPut-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Put-org.apache.hadoop.hbase.wal.WALEdit-org.apache.hadoop.hbase.client.Durability-">postPut</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment provided by the region server</dd>
<dd><code>put</code> - The Put object</dd>
<dd><code>edit</code> - The WALEdit object for the wal</dd>
<dd><code>durability</code> - Persistence guarantee for this Put</dd>
</dl>
</li>
</ul>
<a name="preDelete-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Delete-org.apache.hadoop.hbase.wal.WALEdit-org.apache.hadoop.hbase.client.Durability-">
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<h4>preDelete</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1464">preDelete</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/Delete.html" title="class in org.apache.hadoop.hbase.client">Delete</a>&nbsp;delete,
<a href="../../../../../../org/apache/hadoop/hbase/wal/WALEdit.html" title="class in org.apache.hadoop.hbase.wal">WALEdit</a>&nbsp;edit,
<a href="../../../../../../org/apache/hadoop/hbase/client/Durability.html" title="enum in org.apache.hadoop.hbase.client">Durability</a>&nbsp;durability)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preDelete-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Delete-org.apache.hadoop.hbase.wal.WALEdit-org.apache.hadoop.hbase.client.Durability-">RegionObserver</a></code></span></div>
<div class="block">Called before the client deletes a value.
<p>
Call CoprocessorEnvironment#bypass to skip default actions.
If 'bypass' is set, we skip out on calling any subsequent chained coprocessors.
<p>
Note: Do not retain references to any Cells in 'delete' beyond the life of this invocation.
If need a Cell reference for later use, copy the cell and use that.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preDelete-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Delete-org.apache.hadoop.hbase.wal.WALEdit-org.apache.hadoop.hbase.client.Durability-">preDelete</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment provided by the region server</dd>
<dd><code>delete</code> - The Delete object</dd>
<dd><code>edit</code> - The WALEdit object for the wal</dd>
<dd><code>durability</code> - Persistence guarantee for this Delete</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
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<h4>preBatchMutate</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1493">preBatchMutate</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/regionserver/MiniBatchOperationInProgress.html" title="class in org.apache.hadoop.hbase.regionserver">MiniBatchOperationInProgress</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/client/Mutation.html" title="class in org.apache.hadoop.hbase.client">Mutation</a>&gt;&nbsp;miniBatchOp)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preBatchMutate-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.regionserver.MiniBatchOperationInProgress-">RegionObserver</a></code></span></div>
<div class="block">This will be called for every batch mutation operation happening at the server. This will be
called after acquiring the locks on the mutating rows and after applying the proper timestamp
for each Mutation at the server. The batch may contain Put/Delete. By setting OperationStatus
of Mutations (<a href="../../../../../../org/apache/hadoop/hbase/regionserver/MiniBatchOperationInProgress.html#setOperationStatus-int-org.apache.hadoop.hbase.regionserver.OperationStatus-"><code>MiniBatchOperationInProgress.setOperationStatus(int, OperationStatus)</code></a>),
<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor"><code>RegionObserver</code></a> can make Region to skip these Mutations.
<p>
Note: Do not retain references to any Cells in Mutations beyond the life of this invocation.
If need a Cell reference for later use, copy the cell and use that.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preBatchMutate-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.regionserver.MiniBatchOperationInProgress-">preBatchMutate</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment provided by the region server</dd>
<dd><code>miniBatchOp</code> - batch of Mutations getting applied to region.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="postDelete-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Delete-org.apache.hadoop.hbase.wal.WALEdit-org.apache.hadoop.hbase.client.Durability-">
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<h4>postDelete</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1530">postDelete</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/Delete.html" title="class in org.apache.hadoop.hbase.client">Delete</a>&nbsp;delete,
<a href="../../../../../../org/apache/hadoop/hbase/wal/WALEdit.html" title="class in org.apache.hadoop.hbase.wal">WALEdit</a>&nbsp;edit,
<a href="../../../../../../org/apache/hadoop/hbase/client/Durability.html" title="enum in org.apache.hadoop.hbase.client">Durability</a>&nbsp;durability)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#postDelete-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Delete-org.apache.hadoop.hbase.wal.WALEdit-org.apache.hadoop.hbase.client.Durability-">RegionObserver</a></code></span></div>
<div class="block">Called after the client deletes a value.
<p>
Note: Do not retain references to any Cells in 'delete' beyond the life of this invocation.
If need a Cell reference for later use, copy the cell and use that.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#postDelete-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Delete-org.apache.hadoop.hbase.wal.WALEdit-org.apache.hadoop.hbase.client.Durability-">postDelete</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment provided by the region server</dd>
<dd><code>delete</code> - The Delete object</dd>
<dd><code>edit</code> - The WALEdit object for the wal</dd>
<dd><code>durability</code> - Persistence guarantee for this Delete</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preCheckAndPut-org.apache.hadoop.hbase.coprocessor.ObserverContext-byte:A-byte:A-byte:A-org.apache.hadoop.hbase.CompareOperator-org.apache.hadoop.hbase.filter.ByteArrayComparable-org.apache.hadoop.hbase.client.Put-boolean-">
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<pre>public&nbsp;boolean&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1539">preCheckAndPut</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
byte[]&nbsp;row,
byte[]&nbsp;family,
byte[]&nbsp;qualifier,
<a href="../../../../../../org/apache/hadoop/hbase/CompareOperator.html" title="enum in org.apache.hadoop.hbase">CompareOperator</a>&nbsp;op,
<a href="../../../../../../org/apache/hadoop/hbase/filter/ByteArrayComparable.html" title="class in org.apache.hadoop.hbase.filter">ByteArrayComparable</a>&nbsp;comparator,
<a href="../../../../../../org/apache/hadoop/hbase/client/Put.html" title="class in org.apache.hadoop.hbase.client">Put</a>&nbsp;put,
boolean&nbsp;result)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preCheckAndPut-org.apache.hadoop.hbase.coprocessor.ObserverContext-byte:A-byte:A-byte:A-org.apache.hadoop.hbase.CompareOperator-org.apache.hadoop.hbase.filter.ByteArrayComparable-org.apache.hadoop.hbase.client.Put-boolean-">RegionObserver</a></code></span></div>
<div class="block">Called before checkAndPut.
<p>
Call CoprocessorEnvironment#bypass to skip default actions.
If 'bypass' is set, we skip out on calling any subsequent chained coprocessors.
<p>
Note: Do not retain references to any Cells in 'put' beyond the life of this invocation.
If need a Cell reference for later use, copy the cell and use that.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preCheckAndPut-org.apache.hadoop.hbase.coprocessor.ObserverContext-byte:A-byte:A-byte:A-org.apache.hadoop.hbase.CompareOperator-org.apache.hadoop.hbase.filter.ByteArrayComparable-org.apache.hadoop.hbase.client.Put-boolean-">preCheckAndPut</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment provided by the region server</dd>
<dd><code>row</code> - row to check</dd>
<dd><code>family</code> - column family</dd>
<dd><code>qualifier</code> - column qualifier</dd>
<dd><code>op</code> - the comparison operation</dd>
<dd><code>comparator</code> - the comparator</dd>
<dd><code>put</code> - data to put if check succeeds</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the return value to return to client if bypassing default
processing</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preCheckAndPutAfterRowLock-org.apache.hadoop.hbase.coprocessor.ObserverContext-byte:A-byte:A-byte:A-org.apache.hadoop.hbase.CompareOperator-org.apache.hadoop.hbase.filter.ByteArrayComparable-org.apache.hadoop.hbase.client.Put-boolean-">
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<h4>preCheckAndPutAfterRowLock</h4>
<pre>public&nbsp;boolean&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1574">preCheckAndPutAfterRowLock</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
byte[]&nbsp;row,
byte[]&nbsp;family,
byte[]&nbsp;qualifier,
<a href="../../../../../../org/apache/hadoop/hbase/CompareOperator.html" title="enum in org.apache.hadoop.hbase">CompareOperator</a>&nbsp;opp,
<a href="../../../../../../org/apache/hadoop/hbase/filter/ByteArrayComparable.html" title="class in org.apache.hadoop.hbase.filter">ByteArrayComparable</a>&nbsp;comparator,
<a href="../../../../../../org/apache/hadoop/hbase/client/Put.html" title="class in org.apache.hadoop.hbase.client">Put</a>&nbsp;put,
boolean&nbsp;result)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preCheckAndPutAfterRowLock-org.apache.hadoop.hbase.coprocessor.ObserverContext-byte:A-byte:A-byte:A-org.apache.hadoop.hbase.CompareOperator-org.apache.hadoop.hbase.filter.ByteArrayComparable-org.apache.hadoop.hbase.client.Put-boolean-">RegionObserver</a></code></span></div>
<div class="block">Called before checkAndPut but after acquiring rowlock.
<p>
<b>Note:</b> Caution to be taken for not doing any long time operation in this hook.
Row will be locked for longer time. Trying to acquire lock on another row, within this,
can lead to potential deadlock.
<p>
Call CoprocessorEnvironment#bypass to skip default actions.
If 'bypass' is set, we skip out on calling any subsequent chained coprocessors.
<p>
Note: Do not retain references to any Cells in 'put' beyond the life of this invocation.
If need a Cell reference for later use, copy the cell and use that.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preCheckAndPutAfterRowLock-org.apache.hadoop.hbase.coprocessor.ObserverContext-byte:A-byte:A-byte:A-org.apache.hadoop.hbase.CompareOperator-org.apache.hadoop.hbase.filter.ByteArrayComparable-org.apache.hadoop.hbase.client.Put-boolean-">preCheckAndPutAfterRowLock</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment provided by the region server</dd>
<dd><code>row</code> - row to check</dd>
<dd><code>family</code> - column family</dd>
<dd><code>qualifier</code> - column qualifier</dd>
<dd><code>opp</code> - the comparison operation</dd>
<dd><code>comparator</code> - the comparator</dd>
<dd><code>put</code> - data to put if check succeeds</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the return value to return to client if bypassing default
processing</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preCheckAndDelete-org.apache.hadoop.hbase.coprocessor.ObserverContext-byte:A-byte:A-byte:A-org.apache.hadoop.hbase.CompareOperator-org.apache.hadoop.hbase.filter.ByteArrayComparable-org.apache.hadoop.hbase.client.Delete-boolean-">
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<pre>public&nbsp;boolean&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1602">preCheckAndDelete</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
byte[]&nbsp;row,
byte[]&nbsp;family,
byte[]&nbsp;qualifier,
<a href="../../../../../../org/apache/hadoop/hbase/CompareOperator.html" title="enum in org.apache.hadoop.hbase">CompareOperator</a>&nbsp;op,
<a href="../../../../../../org/apache/hadoop/hbase/filter/ByteArrayComparable.html" title="class in org.apache.hadoop.hbase.filter">ByteArrayComparable</a>&nbsp;comparator,
<a href="../../../../../../org/apache/hadoop/hbase/client/Delete.html" title="class in org.apache.hadoop.hbase.client">Delete</a>&nbsp;delete,
boolean&nbsp;result)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preCheckAndDelete-org.apache.hadoop.hbase.coprocessor.ObserverContext-byte:A-byte:A-byte:A-org.apache.hadoop.hbase.CompareOperator-org.apache.hadoop.hbase.filter.ByteArrayComparable-org.apache.hadoop.hbase.client.Delete-boolean-">RegionObserver</a></code></span></div>
<div class="block">Called before checkAndDelete.
<p>
Call CoprocessorEnvironment#bypass to skip default actions.
If 'bypass' is set, we skip out on calling any subsequent chained coprocessors.
<p>
Note: Do not retain references to any Cells in 'delete' beyond the life of this invocation.
If need a Cell reference for later use, copy the cell and use that.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preCheckAndDelete-org.apache.hadoop.hbase.coprocessor.ObserverContext-byte:A-byte:A-byte:A-org.apache.hadoop.hbase.CompareOperator-org.apache.hadoop.hbase.filter.ByteArrayComparable-org.apache.hadoop.hbase.client.Delete-boolean-">preCheckAndDelete</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment provided by the region server</dd>
<dd><code>row</code> - row to check</dd>
<dd><code>family</code> - column family</dd>
<dd><code>qualifier</code> - column qualifier</dd>
<dd><code>op</code> - the comparison operation</dd>
<dd><code>comparator</code> - the comparator</dd>
<dd><code>delete</code> - delete to commit if check succeeds</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the value to return to client if bypassing default processing</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preCheckAndDeleteAfterRowLock-org.apache.hadoop.hbase.coprocessor.ObserverContext-byte:A-byte:A-byte:A-org.apache.hadoop.hbase.CompareOperator-org.apache.hadoop.hbase.filter.ByteArrayComparable-org.apache.hadoop.hbase.client.Delete-boolean-">
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<h4>preCheckAndDeleteAfterRowLock</h4>
<pre>public&nbsp;boolean&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1632">preCheckAndDeleteAfterRowLock</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
byte[]&nbsp;row,
byte[]&nbsp;family,
byte[]&nbsp;qualifier,
<a href="../../../../../../org/apache/hadoop/hbase/CompareOperator.html" title="enum in org.apache.hadoop.hbase">CompareOperator</a>&nbsp;op,
<a href="../../../../../../org/apache/hadoop/hbase/filter/ByteArrayComparable.html" title="class in org.apache.hadoop.hbase.filter">ByteArrayComparable</a>&nbsp;comparator,
<a href="../../../../../../org/apache/hadoop/hbase/client/Delete.html" title="class in org.apache.hadoop.hbase.client">Delete</a>&nbsp;delete,
boolean&nbsp;result)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preCheckAndDeleteAfterRowLock-org.apache.hadoop.hbase.coprocessor.ObserverContext-byte:A-byte:A-byte:A-org.apache.hadoop.hbase.CompareOperator-org.apache.hadoop.hbase.filter.ByteArrayComparable-org.apache.hadoop.hbase.client.Delete-boolean-">RegionObserver</a></code></span></div>
<div class="block">Called before checkAndDelete but after acquiring rowock.
<p>
<b>Note:</b> Caution to be taken for not doing any long time operation in this hook.
Row will be locked for longer time. Trying to acquire lock on another row, within this,
can lead to potential deadlock.
<p>
Call CoprocessorEnvironment#bypass to skip default actions.
If 'bypass' is set, we skip out on calling any subsequent chained coprocessors.
<p>
Note: Do not retain references to any Cells in 'delete' beyond the life of this invocation.
If need a Cell reference for later use, copy the cell and use that.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preCheckAndDeleteAfterRowLock-org.apache.hadoop.hbase.coprocessor.ObserverContext-byte:A-byte:A-byte:A-org.apache.hadoop.hbase.CompareOperator-org.apache.hadoop.hbase.filter.ByteArrayComparable-org.apache.hadoop.hbase.client.Delete-boolean-">preCheckAndDeleteAfterRowLock</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment provided by the region server</dd>
<dd><code>row</code> - row to check</dd>
<dd><code>family</code> - column family</dd>
<dd><code>qualifier</code> - column qualifier</dd>
<dd><code>op</code> - the comparison operation</dd>
<dd><code>comparator</code> - the comparator</dd>
<dd><code>delete</code> - delete to commit if check succeeds</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the value to return to client if bypassing default processing</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preAppend-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Append-">
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<li class="blockList">
<h4>preAppend</h4>
<pre>public&nbsp;<a href="../../../../../../org/apache/hadoop/hbase/client/Result.html" title="class in org.apache.hadoop.hbase.client">Result</a>&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1661">preAppend</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/Append.html" title="class in org.apache.hadoop.hbase.client">Append</a>&nbsp;append)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preAppend-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Append-">RegionObserver</a></code></span></div>
<div class="block">Called before Append.
<p>
Call CoprocessorEnvironment#bypass to skip default actions.
If 'bypass' is set, we skip out on calling any subsequent chained coprocessors.
<p>
Note: Do not retain references to any Cells in 'append' beyond the life of this invocation.
If need a Cell reference for later use, copy the cell and use that.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preAppend-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Append-">preAppend</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment provided by the region server</dd>
<dd><code>append</code> - Append object</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>result to return to the client if bypassing default processing</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preAppendAfterRowLock-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Append-">
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<a href="../../../../../../org/apache/hadoop/hbase/client/Append.html" title="class in org.apache.hadoop.hbase.client">Append</a>&nbsp;append)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preAppendAfterRowLock-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Append-">RegionObserver</a></code></span></div>
<div class="block">Called before Append but after acquiring rowlock.
<p>
<b>Note:</b> Caution to be taken for not doing any long time operation in this hook.
Row will be locked for longer time. Trying to acquire lock on another row, within this,
can lead to potential deadlock.
<p>
Call CoprocessorEnvironment#bypass to skip default actions.
If 'bypass' is set, we skip out on calling any subsequent chained coprocessors.
<p>
Note: Do not retain references to any Cells in 'append' beyond the life of this invocation.
If need a Cell reference for later use, copy the cell and use that.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preAppendAfterRowLock-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Append-">preAppendAfterRowLock</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment provided by the region server</dd>
<dd><code>append</code> - Append object</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>result to return to the client if bypassing default processing</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preIncrement-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Increment-">RegionObserver</a></code></span></div>
<div class="block">Called before Increment.
<p>
Call CoprocessorEnvironment#bypass to skip default actions.
If 'bypass' is set, we skip out on calling any subsequent chained coprocessors.
<p>
Note: Do not retain references to any Cells in 'increment' beyond the life of this invocation.
If need a Cell reference for later use, copy the cell and use that.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment provided by the region server</dd>
<dd><code>increment</code> - increment object</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>result to return to the client if bypassing default processing</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<a href="../../../../../../org/apache/hadoop/hbase/client/Increment.html" title="class in org.apache.hadoop.hbase.client">Increment</a>&nbsp;increment)
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<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preIncrementAfterRowLock-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Increment-">RegionObserver</a></code></span></div>
<div class="block">Called before Increment but after acquiring rowlock.
<p>
<b>Note:</b> Caution to be taken for not doing any long time operation in this hook.
Row will be locked for longer time. Trying to acquire lock on another row, within this,
can lead to potential deadlock.
<p>
Call CoprocessorEnvironment#bypass to skip default actions.
If 'bypass' is set, we skip out on calling any subsequent chained coprocessors.
<p>
Note: Do not retain references to any Cells in 'increment' beyond the life of this invocation.
If need a Cell reference for later use, copy the cell and use that.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preIncrementAfterRowLock-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Increment-">preIncrementAfterRowLock</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment provided by the region server</dd>
<dd><code>increment</code> - increment object</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>result to return to the client if bypassing default processing
if an error occurred on the coprocessor</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<h4>postIncrementBeforeWAL</h4>
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<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#postIncrementBeforeWAL-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Mutation-java.util.List-">RegionObserver</a></code></span></div>
<div class="block">Called after a list of new cells has been created during an increment operation, but before
they are committed to the WAL or memstore.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#postIncrementBeforeWAL-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Mutation-java.util.List-">postIncrementBeforeWAL</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment provided by the region server</dd>
<dd><code>mutation</code> - the current mutation</dd>
<dd><code>cellPairs</code> - a list of cell pair. The first cell is old cell which may be null.
And the second cell is the new cell.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a list of cell pair, possibly changed.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<h4>postAppendBeforeWAL</h4>
<pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/util/Pair.html" title="class in org.apache.hadoop.hbase.util">Pair</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a>,<a href="../../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a>&gt;&gt;&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1795">postAppendBeforeWAL</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/client/Mutation.html" title="class in org.apache.hadoop.hbase.client">Mutation</a>&nbsp;mutation,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/util/Pair.html" title="class in org.apache.hadoop.hbase.util">Pair</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a>,<a href="../../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a>&gt;&gt;&nbsp;cellPairs)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#postAppendBeforeWAL-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Mutation-java.util.List-">RegionObserver</a></code></span></div>
<div class="block">Called after a list of new cells has been created during an append operation, but before
they are committed to the WAL or memstore.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#postAppendBeforeWAL-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Mutation-java.util.List-">postAppendBeforeWAL</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment provided by the region server</dd>
<dd><code>mutation</code> - the current mutation</dd>
<dd><code>cellPairs</code> - a list of cell pair. The first cell is old cell which may be null.
And the second cell is the new cell.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>a list of cell pair, possibly changed.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<h4>createNewCellWithTags</h4>
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<a href="../../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a>&nbsp;oldCell,
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<h4>preScannerOpen</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1857">preScannerOpen</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/Scan.html" title="class in org.apache.hadoop.hbase.client">Scan</a>&nbsp;scan)
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<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preScannerOpen-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Scan-">RegionObserver</a></code></span></div>
<div class="block">Called before the client opens a new scanner.
<p>
Note: Do not retain references to any Cells returned by scanner, beyond the life of this
invocation. If need a Cell reference for later use, copy the cell and use that.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preScannerOpen-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Scan-">preScannerOpen</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment provided by the region server</dd>
<dd><code>scan</code> - the Scan specification</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<h4>postScannerOpen</h4>
<pre>public&nbsp;<a href="../../../../../../org/apache/hadoop/hbase/regionserver/RegionScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">RegionScanner</a>&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1863">postScannerOpen</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/client/Scan.html" title="class in org.apache.hadoop.hbase.client">Scan</a>&nbsp;scan,
<a href="../../../../../../org/apache/hadoop/hbase/regionserver/RegionScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">RegionScanner</a>&nbsp;s)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#postScannerOpen-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Scan-org.apache.hadoop.hbase.regionserver.RegionScanner-">RegionObserver</a></code></span></div>
<div class="block">Called after the client opens a new scanner.
<p>
Note: Do not retain references to any Cells returned by scanner, beyond the life of this
invocation. If need a Cell reference for later use, copy the cell and use that.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#postScannerOpen-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.Scan-org.apache.hadoop.hbase.regionserver.RegionScanner-">postScannerOpen</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment provided by the region server</dd>
<dd><code>scan</code> - the Scan specification</dd>
<dd><code>s</code> - if not null, the base scanner</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the scanner instance to use</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<a href="../../../../../../org/apache/hadoop/hbase/regionserver/InternalScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">InternalScanner</a>&nbsp;s,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/client/Result.html" title="class in org.apache.hadoop.hbase.client">Result</a>&gt;&nbsp;result,
int&nbsp;limit,
boolean&nbsp;hasNext)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preScannerNext-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.regionserver.InternalScanner-java.util.List-int-boolean-">RegionObserver</a></code></span></div>
<div class="block">Called before the client asks for the next row on a scanner.
<p>
Call CoprocessorEnvironment#bypass to skip default actions.
If 'bypass' is set, we skip out on calling any subsequent chained coprocessors.
<p>
Note: Do not retain references to any Cells returned by scanner, beyond the life of this
invocation. If need a Cell reference for later use, copy the cell and use that.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment provided by the region server</dd>
<dd><code>s</code> - the scanner</dd>
<dd><code>result</code> - The result to return to the client if default processing
is bypassed. Can be modified. Will not be returned if default processing
is not bypassed.</dd>
<dd><code>limit</code> - the maximum number of results to return</dd>
<dd><code>hasNext</code> - the 'has more' indication</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>'has more' indication that should be sent to client</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<h4>preScannerClose</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1882">preScannerClose</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/regionserver/InternalScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">InternalScanner</a>&nbsp;s)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preScannerClose-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.regionserver.InternalScanner-">RegionObserver</a></code></span></div>
<div class="block">Called before the client closes a scanner.
<p>
Call CoprocessorEnvironment#bypass to skip default actions.
If 'bypass' is set, we skip out on calling any subsequent chained coprocessors.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preScannerClose-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.regionserver.InternalScanner-">preScannerClose</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment provided by the region server</dd>
<dd><code>s</code> - the scanner</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<h4>postScannerClose</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1888">postScannerClose</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
<a href="../../../../../../org/apache/hadoop/hbase/regionserver/InternalScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">InternalScanner</a>&nbsp;s)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#postScannerClose-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.regionserver.InternalScanner-">RegionObserver</a></code></span></div>
<div class="block">Called after the client closes a scanner.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#postScannerClose-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.regionserver.InternalScanner-">postScannerClose</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment provided by the region server</dd>
<dd><code>s</code> - the scanner</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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</li>
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<h4>postScannerFilterRow</h4>
<pre>public&nbsp;boolean&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1895">postScannerFilterRow</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;e,
<a href="../../../../../../org/apache/hadoop/hbase/regionserver/InternalScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">InternalScanner</a>&nbsp;s,
<a href="../../../../../../org/apache/hadoop/hbase/Cell.html" title="interface in org.apache.hadoop.hbase">Cell</a>&nbsp;curRowCell,
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throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#postScannerFilterRow-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.regionserver.InternalScanner-org.apache.hadoop.hbase.Cell-boolean-">RegionObserver</a></code></span></div>
<div class="block">This will be called by the scan flow when the current scanned row is being filtered out by the
filter. The filter may be filtering out the row via any of the below scenarios
<ol>
<li>
<code>boolean filterRowKey(byte [] buffer, int offset, int length)</code> returning true</li>
<li>
<code>boolean filterRow()</code> returning true</li>
<li>
<code>default void filterRow(List&lt;KeyValue&gt; kvs)</code> removing all the kvs from
the passed List</li>
</ol>
<p>
Note: Do not retain references to any Cells returned by scanner, beyond the life of this
invocation. If need a Cell reference for later use, copy the cell and use that.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#postScannerFilterRow-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.regionserver.InternalScanner-org.apache.hadoop.hbase.Cell-boolean-">postScannerFilterRow</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>e</code> - the environment provided by the region server</dd>
<dd><code>s</code> - the scanner</dd>
<dd><code>curRowCell</code> - The cell in the current row which got filtered out</dd>
<dd><code>hasMore</code> - the 'has more' indication</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>whether more rows are available for the scanner or not</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<ul class="blockList">
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<h4>requireScannerOwner</h4>
<pre>private&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1906">requireScannerOwner</a>(<a href="../../../../../../org/apache/hadoop/hbase/regionserver/InternalScanner.html" title="interface in org.apache.hadoop.hbase.regionserver">InternalScanner</a>&nbsp;s)
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<div class="block">Verify, when servicing an RPC, that the caller is the scanner owner.
If so, we assume that access control is correctly enforced based on
the checks performed in preScannerOpen()</div>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/security/AccessDeniedException.html" title="class in org.apache.hadoop.hbase.security">AccessDeniedException</a></code></dd>
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<h4>preBulkLoadHFile</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1924">preBulkLoadHFile</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;ctx,
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throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Verifies user has CREATE privileges on
the Column Families involved in the bulkLoadHFile
request. Specific Column Write privileges are presently
ignored.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preBulkLoadHFile-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.util.List-">preBulkLoadHFile</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment provided by the region server</dd>
<dd><code>familyPaths</code> - pairs of { CF, HFile path } submitted for bulk load. Adding
or removing from this list will add or remove HFiles to be bulk loaded.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
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<a name="prePrepareBulkLoad-org.apache.hadoop.hbase.coprocessor.ObserverContext-">
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<h4>prePrepareBulkLoad</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1941">prePrepareBulkLoad</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;ctx)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Authorization check for
SecureBulkLoadProtocol.prepareBulkLoad()</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/BulkLoadObserver.html#prePrepareBulkLoad-org.apache.hadoop.hbase.coprocessor.ObserverContext-">prePrepareBulkLoad</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/BulkLoadObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">BulkLoadObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the context</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<a name="preCleanupBulkLoad-org.apache.hadoop.hbase.coprocessor.ObserverContext-">
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<h4>preCleanupBulkLoad</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1954">preCleanupBulkLoad</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;ctx)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Authorization security check for
SecureBulkLoadProtocol.cleanupBulkLoad()</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/BulkLoadObserver.html#preCleanupBulkLoad-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preCleanupBulkLoad</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/BulkLoadObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">BulkLoadObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the context</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
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<a name="preEndpointInvocation-org.apache.hadoop.hbase.coprocessor.ObserverContext-com.google.protobuf.Service-java.lang.String-com.google.protobuf.Message-">
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<h4>preEndpointInvocation</h4>
<pre>public&nbsp;com.google.protobuf.Message&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1963">preEndpointInvocation</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;ctx,
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com.google.protobuf.Message&nbsp;request)
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<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/EndpointObserver.html#preEndpointInvocation-org.apache.hadoop.hbase.coprocessor.ObserverContext-com.google.protobuf.Service-java.lang.String-com.google.protobuf.Message-">EndpointObserver</a></code></span></div>
<div class="block">Called before an Endpoint service method is invoked.
The request message can be altered by returning a new instance. Throwing an
exception will abort the invocation.
Calling <a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html#bypass--"><code>ObserverContext.bypass()</code></a> has no
effect in this hook.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/EndpointObserver.html#preEndpointInvocation-org.apache.hadoop.hbase.coprocessor.ObserverContext-com.google.protobuf.Service-java.lang.String-com.google.protobuf.Message-">preEndpointInvocation</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/EndpointObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">EndpointObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment provided by the region server</dd>
<dd><code>service</code> - the endpoint service</dd>
<dd><code>methodName</code> - the invoked service method</dd>
<dd><code>request</code> - Request message expected by given <code>Service</code>'s method (by the name
<code>methodName</code>).</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the possibly modified message</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<h4>postEndpointInvocation</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1977">postEndpointInvocation</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;ctx,
com.google.protobuf.Service&nbsp;service,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;methodName,
com.google.protobuf.Message&nbsp;request,
com.google.protobuf.Message.Builder&nbsp;responseBuilder)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/EndpointObserver.html#postEndpointInvocation-org.apache.hadoop.hbase.coprocessor.ObserverContext-com.google.protobuf.Service-java.lang.String-com.google.protobuf.Message-com.google.protobuf.Message.Builder-">EndpointObserver</a></code></span></div>
<div class="block">Called after an Endpoint service method is invoked. The response message can be
altered using the builder.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/EndpointObserver.html#postEndpointInvocation-org.apache.hadoop.hbase.coprocessor.ObserverContext-com.google.protobuf.Service-java.lang.String-com.google.protobuf.Message-com.google.protobuf.Message.Builder-">postEndpointInvocation</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/EndpointObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">EndpointObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment provided by the region server</dd>
<dd><code>service</code> - the endpoint service</dd>
<dd><code>methodName</code> - the invoked service method</dd>
<dd><code>request</code> - Request message expected by given <code>Service</code>'s method (by the name
<code>methodName</code>).</dd>
<dd><code>responseBuilder</code> - Builder for final response to the client, with original response from
Service's method merged into it.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<h4>grant</h4>
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public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.1991">grant</a>(com.google.protobuf.RpcController&nbsp;controller,
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<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;<span class="deprecationComment">since 2.2.0 and will be removed in 4.0.0. Use
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<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code>grant</code>&nbsp;in interface&nbsp;<code>org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.AccessControlService.Interface</code></dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../../../../../org/apache/hadoop/hbase/client/Admin.html#grant-org.apache.hadoop.hbase.security.access.UserPermission-boolean-"><code>Admin.grant(UserPermission, boolean)</code></a>,
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<dt><span class="seeLabel">See Also:</span></dt>
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<dd><code>checkPermissions</code>&nbsp;in interface&nbsp;<code>org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.AccessControlService.Interface</code></dd>
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<h4>getRegion</h4>
<pre>private&nbsp;<a href="../../../../../../org/apache/hadoop/hbase/regionserver/Region.html" title="interface in org.apache.hadoop.hbase.regionserver">Region</a>&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2170">getRegion</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&nbsp;e)</pre>
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<pre>private&nbsp;<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2182">getTableName</a>(<a href="../../../../../../org/apache/hadoop/hbase/regionserver/Region.html" title="interface in org.apache.hadoop.hbase.regionserver">Region</a>&nbsp;region)</pre>
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<h4>preClose</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2191">preClose</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionCoprocessorEnvironment</a>&gt;&nbsp;c,
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<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html#preClose-org.apache.hadoop.hbase.coprocessor.ObserverContext-boolean-">preClose</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>c</code> - the environment provided by the region server</dd>
<dd><code>abortRequested</code> - true if the region server is aborting</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2208">preStopRegionServer</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerCoprocessorEnvironment</a>&gt;&nbsp;ctx)
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<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerObserver.html#preStopRegionServer-org.apache.hadoop.hbase.coprocessor.ObserverContext-">RegionServerObserver</a></code></span></div>
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<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerObserver.html#preStopRegionServer-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preStopRegionServer</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and region server.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;regex)
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<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preGetTableDescriptors-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.util.List-java.util.List-java.lang.String-">MasterObserver</a></code></span></div>
<div class="block">Called before a getTableDescriptors request has been processed.</div>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>tableNamesList</code> - the list of table names, or null if querying for all</dd>
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<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&gt;&nbsp;tableNamesList,
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<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;regex)
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<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postGetTableDescriptors-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.util.List-java.util.List-java.lang.String-">MasterObserver</a></code></span></div>
<div class="block">Called after a getTableDescriptors request has been processed.</div>
<dl>
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<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>tableNamesList</code> - the list of table names, or null if querying for all</dd>
<dd><code>descriptors</code> - the list of descriptors about to be returned</dd>
<dd><code>regex</code> - regular expression used for filtering the table names</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postGetTableNames-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.util.List-java.lang.String-">MasterObserver</a></code></span></div>
<div class="block">Called after a getTableNames request has been processed.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#postGetTableNames-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.util.List-java.lang.String-">postGetTableNames</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>descriptors</code> - the list of descriptors about to be returned</dd>
<dd><code>regex</code> - regular expression used for filtering the table names</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<a name="preMergeRegions-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.client.RegionInfo:A-">
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<dd><code>ctx</code> - coprocessor environment</dd>
<dd><code>regionsToMerge</code> - regions to be merged</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2293">preRollWALWriterRequest</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerCoprocessorEnvironment</a>&gt;&nbsp;ctx)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerObserver.html#preRollWALWriterRequest-org.apache.hadoop.hbase.coprocessor.ObserverContext-">RegionServerObserver</a></code></span></div>
<div class="block">This will be called before executing user request to roll a region server WAL.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerObserver.html#preRollWALWriterRequest-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preRollWALWriterRequest</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and region server.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<h4>postRollWALWriterRequest</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2299">postRollWALWriterRequest</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerCoprocessorEnvironment</a>&gt;&nbsp;ctx)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerObserver.html#postRollWALWriterRequest-org.apache.hadoop.hbase.coprocessor.ObserverContext-">RegionServerObserver</a></code></span></div>
<div class="block">This will be called after executing user request to roll a region server WAL.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerObserver.html#postRollWALWriterRequest-org.apache.hadoop.hbase.coprocessor.ObserverContext-">postRollWALWriterRequest</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and region server.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<h4>preSetUserQuota</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2303">preSetUserQuota</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;userName,
<a href="../../../../../../org/apache/hadoop/hbase/quotas/GlobalQuotaSettings.html" title="class in org.apache.hadoop.hbase.quotas">GlobalQuotaSettings</a>&nbsp;quotas)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preSetUserQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.quotas.GlobalQuotaSettings-">MasterObserver</a></code></span></div>
<div class="block">Called before the quota for the user is stored.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preSetUserQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.quotas.GlobalQuotaSettings-">preSetUserQuota</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>userName</code> - the name of user</dd>
<dd><code>quotas</code> - the current quota for the user</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
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<a name="preSetUserQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.TableName-org.apache.hadoop.hbase.quotas.GlobalQuotaSettings-">
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<h4>preSetUserQuota</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2309">preSetUserQuota</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;userName,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName,
<a href="../../../../../../org/apache/hadoop/hbase/quotas/GlobalQuotaSettings.html" title="class in org.apache.hadoop.hbase.quotas">GlobalQuotaSettings</a>&nbsp;quotas)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preSetUserQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.TableName-org.apache.hadoop.hbase.quotas.GlobalQuotaSettings-">MasterObserver</a></code></span></div>
<div class="block">Called before the quota for the user on the specified table is stored.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preSetUserQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.TableName-org.apache.hadoop.hbase.quotas.GlobalQuotaSettings-">preSetUserQuota</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>userName</code> - the name of user</dd>
<dd><code>tableName</code> - the name of the table</dd>
<dd><code>quotas</code> - the current quota for the user on the table</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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</li>
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<a name="preSetUserQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-java.lang.String-org.apache.hadoop.hbase.quotas.GlobalQuotaSettings-">
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<h4>preSetUserQuota</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2316">preSetUserQuota</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;userName,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;namespace,
<a href="../../../../../../org/apache/hadoop/hbase/quotas/GlobalQuotaSettings.html" title="class in org.apache.hadoop.hbase.quotas">GlobalQuotaSettings</a>&nbsp;quotas)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preSetUserQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-java.lang.String-org.apache.hadoop.hbase.quotas.GlobalQuotaSettings-">MasterObserver</a></code></span></div>
<div class="block">Called before the quota for the user on the specified namespace is stored.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preSetUserQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-java.lang.String-org.apache.hadoop.hbase.quotas.GlobalQuotaSettings-">preSetUserQuota</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>userName</code> - the name of user</dd>
<dd><code>namespace</code> - the name of the namespace</dd>
<dd><code>quotas</code> - the current quota for the user on the namespace</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preSetTableQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-org.apache.hadoop.hbase.quotas.GlobalQuotaSettings-">
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<h4>preSetTableQuota</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2323">preSetTableQuota</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName,
<a href="../../../../../../org/apache/hadoop/hbase/quotas/GlobalQuotaSettings.html" title="class in org.apache.hadoop.hbase.quotas">GlobalQuotaSettings</a>&nbsp;quotas)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preSetTableQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-org.apache.hadoop.hbase.quotas.GlobalQuotaSettings-">MasterObserver</a></code></span></div>
<div class="block">Called before the quota for the table is stored.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preSetTableQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-org.apache.hadoop.hbase.quotas.GlobalQuotaSettings-">preSetTableQuota</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>tableName</code> - the name of the table</dd>
<dd><code>quotas</code> - the current quota for the table</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preSetNamespaceQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.quotas.GlobalQuotaSettings-">
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<h4>preSetNamespaceQuota</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2329">preSetNamespaceQuota</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;namespace,
<a href="../../../../../../org/apache/hadoop/hbase/quotas/GlobalQuotaSettings.html" title="class in org.apache.hadoop.hbase.quotas">GlobalQuotaSettings</a>&nbsp;quotas)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preSetNamespaceQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.quotas.GlobalQuotaSettings-">MasterObserver</a></code></span></div>
<div class="block">Called before the quota for the namespace is stored.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preSetNamespaceQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.quotas.GlobalQuotaSettings-">preSetNamespaceQuota</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>namespace</code> - the name of the namespace</dd>
<dd><code>quotas</code> - the current quota for the namespace</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preSetRegionServerQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.quotas.GlobalQuotaSettings-">
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<h4>preSetRegionServerQuota</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2335">preSetRegionServerQuota</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;regionServer,
<a href="../../../../../../org/apache/hadoop/hbase/quotas/GlobalQuotaSettings.html" title="class in org.apache.hadoop.hbase.quotas">GlobalQuotaSettings</a>&nbsp;quotas)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preSetRegionServerQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.quotas.GlobalQuotaSettings-">MasterObserver</a></code></span></div>
<div class="block">Called before the quota for the region server is stored.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preSetRegionServerQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.quotas.GlobalQuotaSettings-">preSetRegionServerQuota</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>regionServer</code> - the name of the region server</dd>
<dd><code>quotas</code> - the current quota for the region server</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="postCreateReplicationEndPoint-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.replication.ReplicationEndpoint-">
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<h4>postCreateReplicationEndPoint</h4>
<pre>public&nbsp;<a href="../../../../../../org/apache/hadoop/hbase/replication/ReplicationEndpoint.html" title="interface in org.apache.hadoop.hbase.replication">ReplicationEndpoint</a>&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2341">postCreateReplicationEndPoint</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/replication/ReplicationEndpoint.html" title="interface in org.apache.hadoop.hbase.replication">ReplicationEndpoint</a>&nbsp;endpoint)</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerObserver.html#postCreateReplicationEndPoint-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.replication.ReplicationEndpoint-">RegionServerObserver</a></code></span></div>
<div class="block">This will be called after the replication endpoint is instantiated.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerObserver.html#postCreateReplicationEndPoint-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.replication.ReplicationEndpoint-">postCreateReplicationEndPoint</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and region server.</dd>
<dd><code>endpoint</code> - - the base endpoint for replication</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the endpoint to use during replication.</dd>
</dl>
</li>
</ul>
<a name="preReplicateLogEntries-org.apache.hadoop.hbase.coprocessor.ObserverContext-">
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<h4>preReplicateLogEntries</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2347">preReplicateLogEntries</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerCoprocessorEnvironment</a>&gt;&nbsp;ctx)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerObserver.html#preReplicateLogEntries-org.apache.hadoop.hbase.coprocessor.ObserverContext-">RegionServerObserver</a></code></span></div>
<div class="block">This will be called before executing replication request to shipping log entries.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerObserver.html#preReplicateLogEntries-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preReplicateLogEntries</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and region server.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
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<a name="preClearCompactionQueues-org.apache.hadoop.hbase.coprocessor.ObserverContext-">
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<h4>preClearCompactionQueues</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2353">preClearCompactionQueues</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerCoprocessorEnvironment</a>&gt;&nbsp;ctx)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerObserver.html#preClearCompactionQueues-org.apache.hadoop.hbase.coprocessor.ObserverContext-">RegionServerObserver</a></code></span></div>
<div class="block">This will be called before clearing compaction queues</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerObserver.html#preClearCompactionQueues-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preClearCompactionQueues</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and region server.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preAddReplicationPeer-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.replication.ReplicationPeerConfig-">
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<h4>preAddReplicationPeer</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2359">preAddReplicationPeer</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;peerId,
<a href="../../../../../../org/apache/hadoop/hbase/replication/ReplicationPeerConfig.html" title="class in org.apache.hadoop.hbase.replication">ReplicationPeerConfig</a>&nbsp;peerConfig)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preAddReplicationPeer-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.replication.ReplicationPeerConfig-">MasterObserver</a></code></span></div>
<div class="block">Called before add a replication peer</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preAddReplicationPeer-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.replication.ReplicationPeerConfig-">preAddReplicationPeer</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>peerId</code> - a short name that identifies the peer</dd>
<dd><code>peerConfig</code> - configuration for the replication peer</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
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<a name="preRemoveReplicationPeer-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">
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<h4>preRemoveReplicationPeer</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2365">preRemoveReplicationPeer</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;peerId)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preRemoveReplicationPeer-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">MasterObserver</a></code></span></div>
<div class="block">Called before remove a replication peer</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preRemoveReplicationPeer-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">preRemoveReplicationPeer</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dd><code>peerId</code> - a short name that identifies the peer</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preEnableReplicationPeer-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">
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<h4>preEnableReplicationPeer</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2371">preEnableReplicationPeer</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;peerId)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preEnableReplicationPeer-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">MasterObserver</a></code></span></div>
<div class="block">Called before enable a replication peer</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preEnableReplicationPeer-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">preEnableReplicationPeer</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dd><code>peerId</code> - a short name that identifies the peer</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preDisableReplicationPeer-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">
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<h4>preDisableReplicationPeer</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2377">preDisableReplicationPeer</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;peerId)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preDisableReplicationPeer-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">MasterObserver</a></code></span></div>
<div class="block">Called before disable a replication peer</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preDisableReplicationPeer-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">preDisableReplicationPeer</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dd><code>peerId</code> - a short name that identifies the peer</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
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<h4>preGetReplicationPeerConfig</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2383">preGetReplicationPeerConfig</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;peerId)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preGetReplicationPeerConfig-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">MasterObserver</a></code></span></div>
<div class="block">Called before get the configured ReplicationPeerConfig for the specified peer</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preGetReplicationPeerConfig-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">preGetReplicationPeerConfig</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dd><code>peerId</code> - a short name that identifies the peer</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preUpdateReplicationPeerConfig-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.replication.ReplicationPeerConfig-">
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<h4>preUpdateReplicationPeerConfig</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2389">preUpdateReplicationPeerConfig</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;peerId,
<a href="../../../../../../org/apache/hadoop/hbase/replication/ReplicationPeerConfig.html" title="class in org.apache.hadoop.hbase.replication">ReplicationPeerConfig</a>&nbsp;peerConfig)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preUpdateReplicationPeerConfig-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.replication.ReplicationPeerConfig-">MasterObserver</a></code></span></div>
<div class="block">Called before update peerConfig for the specified peer</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preUpdateReplicationPeerConfig-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.replication.ReplicationPeerConfig-">preUpdateReplicationPeerConfig</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dd><code>peerId</code> - a short name that identifies the peer</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preTransitReplicationPeerSyncReplicationState-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.replication.SyncReplicationState-">
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<h4>preTransitReplicationPeerSyncReplicationState</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2396">preTransitReplicationPeerSyncReplicationState</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;peerId,
<a href="../../../../../../org/apache/hadoop/hbase/replication/SyncReplicationState.html" title="enum in org.apache.hadoop.hbase.replication">SyncReplicationState</a>&nbsp;clusterState)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preTransitReplicationPeerSyncReplicationState-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.replication.SyncReplicationState-">MasterObserver</a></code></span></div>
<div class="block">Called before transit current cluster state for the specified synchronous replication peer</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preTransitReplicationPeerSyncReplicationState-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.replication.SyncReplicationState-">preTransitReplicationPeerSyncReplicationState</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>peerId</code> - a short name that identifies the peer</dd>
<dd><code>clusterState</code> - the new state</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preListReplicationPeers-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">
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<h4>preListReplicationPeers</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2403">preListReplicationPeers</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;regex)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preListReplicationPeers-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">MasterObserver</a></code></span></div>
<div class="block">Called before list replication peers.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preListReplicationPeers-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-">preListReplicationPeers</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dd><code>regex</code> - The regular expression to match peer id</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preRequestLock-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.TableName-org.apache.hadoop.hbase.client.RegionInfo:A-java.lang.String-">
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<h4>preRequestLock</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2409">preRequestLock</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;namespace,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName,
<a href="../../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a>[]&nbsp;regionInfos,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;description)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preRequestLock-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.TableName-org.apache.hadoop.hbase.client.RegionInfo:A-java.lang.String-">MasterObserver</a></code></span></div>
<div class="block">Called before new LockProcedure is queued.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preRequestLock-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-org.apache.hadoop.hbase.TableName-org.apache.hadoop.hbase.client.RegionInfo:A-java.lang.String-">preRequestLock</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preLockHeartbeat-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-java.lang.String-">
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<h4>preLockHeartbeat</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2418">preLockHeartbeat</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;description)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preLockHeartbeat-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-java.lang.String-">MasterObserver</a></code></span></div>
<div class="block">Called before heartbeat to a lock.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preLockHeartbeat-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.TableName-java.lang.String-">preLockHeartbeat</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and master</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preExecuteProcedures-org.apache.hadoop.hbase.coprocessor.ObserverContext-">
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<h4>preExecuteProcedures</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2424">preExecuteProcedures</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerCoprocessorEnvironment</a>&gt;&nbsp;ctx)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerObserver.html#preExecuteProcedures-org.apache.hadoop.hbase.coprocessor.ObserverContext-">RegionServerObserver</a></code></span></div>
<div class="block">This will be called before executing procedures</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerObserver.html#preExecuteProcedures-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preExecuteProcedures</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/RegionServerObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">RegionServerObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the environment to interact with the framework and region server.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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</li>
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<a name="preSwitchRpcThrottle-org.apache.hadoop.hbase.coprocessor.ObserverContext-boolean-">
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<h4>preSwitchRpcThrottle</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2430">preSwitchRpcThrottle</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
boolean&nbsp;enable)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preSwitchRpcThrottle-org.apache.hadoop.hbase.coprocessor.ObserverContext-boolean-">MasterObserver</a></code></span></div>
<div class="block">Called before switching rpc throttle enabled state.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preSwitchRpcThrottle-org.apache.hadoop.hbase.coprocessor.ObserverContext-boolean-">preSwitchRpcThrottle</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the coprocessor instance's environment</dd>
<dd><code>enable</code> - the rpc throttle value</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<h4>preIsRpcThrottleEnabled</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2436">preIsRpcThrottleEnabled</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preIsRpcThrottleEnabled-org.apache.hadoop.hbase.coprocessor.ObserverContext-">MasterObserver</a></code></span></div>
<div class="block">Called before getting if is rpc throttle enabled.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preIsRpcThrottleEnabled-org.apache.hadoop.hbase.coprocessor.ObserverContext-">preIsRpcThrottleEnabled</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the coprocessor instance's environment</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
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<a name="preSwitchExceedThrottleQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-boolean-">
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<h4>preSwitchExceedThrottleQuota</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2442">preSwitchExceedThrottleQuota</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
boolean&nbsp;enable)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preSwitchExceedThrottleQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-boolean-">MasterObserver</a></code></span></div>
<div class="block">Called before switching exceed throttle quota state.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preSwitchExceedThrottleQuota-org.apache.hadoop.hbase.coprocessor.ObserverContext-boolean-">preSwitchExceedThrottleQuota</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the coprocessor instance's environment</dd>
<dd><code>enable</code> - the exceed throttle quota value</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="getActiveUser-org.apache.hadoop.hbase.coprocessor.ObserverContext-">
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<h4>getActiveUser</h4>
<pre>private&nbsp;<a href="../../../../../../org/apache/hadoop/hbase/security/User.html" title="class in org.apache.hadoop.hbase.security">User</a>&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2452">getActiveUser</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;?&gt;&nbsp;ctx)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Returns the active user to which authorization checks should be applied.
If we are in the context of an RPC call, the remote user is used,
otherwise the currently logged in user is used.</div>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="hasPermission-com.google.protobuf.RpcController-org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.HasPermissionRequest-com.google.protobuf.RpcCallback-">
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<h4>hasPermission</h4>
<pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang">@Deprecated</a>
public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2469">hasPermission</a>(com.google.protobuf.RpcController&nbsp;controller,
org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.HasPermissionRequest&nbsp;request,
com.google.protobuf.RpcCallback&lt;org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.HasPermissionResponse&gt;&nbsp;done)</pre>
<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;<span class="deprecationComment">since 2.2.0 and will be removed in 4.0.0. Use
<a href="../../../../../../org/apache/hadoop/hbase/client/Admin.html#hasUserPermissions-java.lang.String-java.util.List-"><code>Admin.hasUserPermissions(String, List)</code></a> instead.</span></div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code>hasPermission</code>&nbsp;in interface&nbsp;<code>org.apache.hadoop.hbase.protobuf.generated.AccessControlProtos.AccessControlService.Interface</code></dd>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../../../../../org/apache/hadoop/hbase/client/Admin.html#hasUserPermissions-java.lang.String-java.util.List-"><code>Admin.hasUserPermissions(String, List)</code></a>,
<a href="https://issues.apache.org/jira/browse/HBASE-22117">HBASE-22117</a></dd>
</dl>
</li>
</ul>
<a name="preGrant-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.security.access.UserPermission-boolean-">
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<h4>preGrant</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2493">preGrant</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/security/access/UserPermission.html" title="class in org.apache.hadoop.hbase.security.access">UserPermission</a>&nbsp;userPermission,
boolean&nbsp;mergeExistingPermissions)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preGrant-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.security.access.UserPermission-boolean-">MasterObserver</a></code></span></div>
<div class="block">Called before granting user permissions.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preGrant-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.security.access.UserPermission-boolean-">preGrant</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the coprocessor instance's environment</dd>
<dd><code>userPermission</code> - the user and permissions</dd>
<dd><code>mergeExistingPermissions</code> - True if merge with previous granted permissions</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preRevoke-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.security.access.UserPermission-">
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<h4>preRevoke</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2499">preRevoke</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="../../../../../../org/apache/hadoop/hbase/security/access/UserPermission.html" title="class in org.apache.hadoop.hbase.security.access">UserPermission</a>&nbsp;userPermission)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preRevoke-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.security.access.UserPermission-">MasterObserver</a></code></span></div>
<div class="block">Called before revoking user permissions.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preRevoke-org.apache.hadoop.hbase.coprocessor.ObserverContext-org.apache.hadoop.hbase.security.access.UserPermission-">preRevoke</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the coprocessor instance's environment</dd>
<dd><code>userPermission</code> - the user and permissions</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preGrantOrRevoke-org.apache.hadoop.hbase.security.User-java.lang.String-org.apache.hadoop.hbase.security.access.UserPermission-">
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<h4>preGrantOrRevoke</h4>
<pre>private&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2504">preGrantOrRevoke</a>(<a href="../../../../../../org/apache/hadoop/hbase/security/User.html" title="class in org.apache.hadoop.hbase.security">User</a>&nbsp;caller,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;request,
<a href="../../../../../../org/apache/hadoop/hbase/security/access/UserPermission.html" title="class in org.apache.hadoop.hbase.security.access">UserPermission</a>&nbsp;userPermission)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
<a name="preGetUserPermissions-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-java.lang.String-org.apache.hadoop.hbase.TableName-byte:A-byte:A-">
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<h4>preGetUserPermissions</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2528">preGetUserPermissions</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;userName,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;namespace,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName,
byte[]&nbsp;family,
byte[]&nbsp;qualifier)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preGetUserPermissions-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-java.lang.String-org.apache.hadoop.hbase.TableName-byte:A-byte:A-">MasterObserver</a></code></span></div>
<div class="block">Called before getting user permissions.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preGetUserPermissions-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-java.lang.String-org.apache.hadoop.hbase.TableName-byte:A-byte:A-">preGetUserPermissions</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>ctx</code> - the coprocessor instance's environment</dd>
<dd><code>userName</code> - the user name, null if get all user permissions</dd>
<dd><code>namespace</code> - the namespace, null if don't get namespace permission</dd>
<dd><code>tableName</code> - the table name, null if don't get table permission</dd>
<dd><code>family</code> - the table column family, null if don't get table family permission</dd>
<dd><code>qualifier</code> - the table column qualifier, null if don't get table qualifier permission</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - if something went wrong</dd>
</dl>
</li>
</ul>
<a name="preGetUserPermissions-org.apache.hadoop.hbase.security.User-java.lang.String-java.lang.String-org.apache.hadoop.hbase.TableName-byte:A-byte:A-">
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<h4>preGetUserPermissions</h4>
<pre>private&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2534">preGetUserPermissions</a>(<a href="../../../../../../org/apache/hadoop/hbase/security/User.html" title="class in org.apache.hadoop.hbase.security">User</a>&nbsp;caller,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;userName,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;namespace,
<a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName,
byte[]&nbsp;family,
byte[]&nbsp;qualifier)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
</dl>
</li>
</ul>
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<h4>preHasUserPermissions</h4>
<pre>public&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2548">preHasUserPermissions</a>(<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterCoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterCoprocessorEnvironment</a>&gt;&nbsp;ctx,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;userName,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/security/access/Permission.html" title="class in org.apache.hadoop.hbase.security.access">Permission</a>&gt;&nbsp;permissions)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html#preHasUserPermissions-org.apache.hadoop.hbase.coprocessor.ObserverContext-java.lang.String-java.util.List-">preHasUserPermissions</a></code>&nbsp;in interface&nbsp;<code><a href="../../../../../../org/apache/hadoop/hbase/coprocessor/MasterObserver.html" title="interface in org.apache.hadoop.hbase.coprocessor">MasterObserver</a></code></dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<h4>preHasUserPermissions</h4>
<pre>private&nbsp;void&nbsp;<a href="../../../../../../src-html/org/apache/hadoop/hbase/security/access/AccessController.html#line.2553">preHasUserPermissions</a>(<a href="../../../../../../org/apache/hadoop/hbase/security/User.html" title="class in org.apache.hadoop.hbase.security">User</a>&nbsp;caller,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;userName,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../../org/apache/hadoop/hbase/security/access/Permission.html" title="class in org.apache.hadoop.hbase.security.access">Permission</a>&gt;&nbsp;permissions)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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