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| <div class="subTitle">org.apache.hadoop.hbase.backup.example</div> |
| <h2 title="Class TableHFileArchiveTracker" class="title">Class TableHFileArchiveTracker</h2> |
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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> |
| <li> |
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| <li><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html" title="class in org.apache.hadoop.hbase.zookeeper">org.apache.hadoop.hbase.zookeeper.ZKListener</a></li> |
| <li> |
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| <li>org.apache.hadoop.hbase.backup.example.TableHFileArchiveTracker</li> |
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| <pre>@InterfaceAudience.Private |
| public final class <a href="../../../../../../src-html/org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#line.41">TableHFileArchiveTracker</a> |
| extends <a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKListener</a></pre> |
| <div class="block">Track HFile archiving state changes in ZooKeeper. Keeps track of the tables whose HFiles should |
| be kept in the archive. |
| <p> |
| <a href="../../../../../../org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#start--"><code>start()</code></a> needs to be called to start monitoring for tables to |
| archive.</div> |
| </li> |
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| <h3>Field Summary</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation"> |
| <caption><span>Fields</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <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="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/backup/example/TableHFileArchiveTracker.html#archiveHFileZNode">archiveHFileZNode</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>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/backup/example/TableHFileArchiveTracker.html#HFILE_ARCHIVE_ZNODE_PARENT">HFILE_ARCHIVE_ZNODE_PARENT</a></span></code> </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>private static org.slf4j.Logger</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#LOG">LOG</a></span></code> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/backup/example/HFileArchiveTableMonitor.html" title="class in org.apache.hadoop.hbase.backup.example">HFileArchiveTableMonitor</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#monitor">monitor</a></span></code> </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/backup/example/TableHFileArchiveTracker.html#stopped">stopped</a></span></code> </td> |
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| <code><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html#watcher">watcher</a></code></li> |
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| <h3>Constructor Summary</h3> |
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| <tr> |
| <th class="colFirst" scope="col">Modifier</th> |
| <th class="colLast" scope="col">Constructor and Description</th> |
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| <tr class="altColor"> |
| <td class="colFirst"><code>private </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#TableHFileArchiveTracker-org.apache.hadoop.hbase.zookeeper.ZKWatcher-org.apache.hadoop.hbase.backup.example.HFileArchiveTableMonitor-">TableHFileArchiveTracker</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> watcher, |
| <a href="../../../../../../org/apache/hadoop/hbase/backup/example/HFileArchiveTableMonitor.html" title="class in org.apache.hadoop.hbase.backup.example">HFileArchiveTableMonitor</a> monitor)</code> </td> |
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| <h3>Method Summary</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> |
| <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd"> </span></span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Method and Description</th> |
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| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#addAndReWatchTable-java.lang.String-">addAndReWatchTable</a></span>(<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> tableZnode)</code> |
| <div class="block">Add this table to the tracker and then read a watch on that node.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#checkEnabledAndUpdate--">checkEnabledAndUpdate</a></span>()</code> |
| <div class="block">Sets the watch on the top-level archive znode, and then updates the monitor with the current |
| tables that should be archived (and ensures that those nodes are watched as well).</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/backup/example/TableHFileArchiveTracker.html#clearTables--">clearTables</a></span>()</code> |
| <div class="block">Remove the currently archived tables.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../../../org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html" title="class in org.apache.hadoop.hbase.backup.example">TableHFileArchiveTracker</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#create-org.apache.hadoop.conf.Configuration-">create</a></span>(org.apache.hadoop.conf.Configuration conf)</code> |
| <div class="block">Create an archive tracker for the passed in server</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>private static <a href="../../../../../../org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html" title="class in org.apache.hadoop.hbase.backup.example">TableHFileArchiveTracker</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#create-org.apache.hadoop.hbase.zookeeper.ZKWatcher-org.apache.hadoop.hbase.backup.example.HFileArchiveTableMonitor-">create</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw, |
| <a href="../../../../../../org/apache/hadoop/hbase/backup/example/HFileArchiveTableMonitor.html" title="class in org.apache.hadoop.hbase.backup.example">HFileArchiveTableMonitor</a> monitor)</code> |
| <div class="block">Create an archive tracker with the special passed in table monitor.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/backup/example/HFileArchiveTableMonitor.html" title="class in org.apache.hadoop.hbase.backup.example">HFileArchiveTableMonitor</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#getMonitor--">getMonitor</a></span>()</code> </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#getZooKeeperWatcher--">getZooKeeperWatcher</a></span>()</code> </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#keepHFiles-java.lang.String-">keepHFiles</a></span>(<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> tableName)</code> |
| <div class="block">Determine if the given table should or should not allow its hfiles to be deleted</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#nodeChildrenChanged-java.lang.String-">nodeChildrenChanged</a></span>(<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> path)</code> |
| <div class="block">Called when an existing node has a child node added or removed.</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#nodeCreated-java.lang.String-">nodeCreated</a></span>(<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> path)</code> |
| <div class="block">Called when a new node has been created.</div> |
| </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#nodeDeleted-java.lang.String-">nodeDeleted</a></span>(<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> path)</code> |
| <div class="block">Called when a node has been deleted</div> |
| </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#safeStopTrackingTable-java.lang.String-">safeStopTrackingTable</a></span>(<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> tableZnode)</code> |
| <div class="block">Stop tracking a table.</div> |
| </td> |
| </tr> |
| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#start--">start</a></span>()</code> |
| <div class="block">Start monitoring for archive updates</div> |
| </td> |
| </tr> |
| <tr id="i13" class="rowColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#stop--">stop</a></span>()</code> |
| <div class="block">Stop this tracker and the passed zookeeper</div> |
| </td> |
| </tr> |
| <tr id="i14" class="altColor"> |
| <td class="colFirst"><code>private void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#updateWatchedTables--">updateWatchedTables</a></span>()</code> |
| <div class="block">Read the list of children under the archive znode as table names and then sets those tables to |
| the list of tables that we should archive</div> |
| </td> |
| </tr> |
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| <h4>LOG</h4> |
| <pre>private static final org.slf4j.Logger <a href="../../../../../../src-html/org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#line.42">LOG</a></pre> |
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| <h4>HFILE_ARCHIVE_ZNODE_PARENT</h4> |
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| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../../../constant-values.html#org.apache.hadoop.hbase.backup.example.TableHFileArchiveTracker.HFILE_ARCHIVE_ZNODE_PARENT">Constant Field Values</a></dd> |
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| <h4>monitor</h4> |
| <pre>private <a href="../../../../../../org/apache/hadoop/hbase/backup/example/HFileArchiveTableMonitor.html" title="class in org.apache.hadoop.hbase.backup.example">HFileArchiveTableMonitor</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#line.44">monitor</a></pre> |
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| <h4>archiveHFileZNode</h4> |
| <pre>private <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> <a href="../../../../../../src-html/org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#line.45">archiveHFileZNode</a></pre> |
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| <pre>private boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#line.46">stopped</a></pre> |
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| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="constructor.detail"> |
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| </a> |
| <h3>Constructor Detail</h3> |
| <a name="TableHFileArchiveTracker-org.apache.hadoop.hbase.zookeeper.ZKWatcher-org.apache.hadoop.hbase.backup.example.HFileArchiveTableMonitor-"> |
| <!-- --> |
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| <ul class="blockListLast"> |
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| <h4>TableHFileArchiveTracker</h4> |
| <pre>private <a href="../../../../../../src-html/org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#line.48">TableHFileArchiveTracker</a>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> watcher, |
| <a href="../../../../../../org/apache/hadoop/hbase/backup/example/HFileArchiveTableMonitor.html" title="class in org.apache.hadoop.hbase.backup.example">HFileArchiveTableMonitor</a> monitor)</pre> |
| </li> |
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| <!-- ============ METHOD DETAIL ========== --> |
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| <h3>Method Detail</h3> |
| <a name="start--"> |
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| </a> |
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| <h4>start</h4> |
| <pre>public void <a href="../../../../../../src-html/org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#line.60">start</a>() |
| throws org.apache.zookeeper.KeeperException</pre> |
| <div class="block">Start monitoring for archive updates</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.zookeeper.KeeperException</code> - on failure to find/create nodes</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="nodeCreated-java.lang.String-"> |
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| <h4>nodeCreated</h4> |
| <pre>public void <a href="../../../../../../src-html/org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#line.68">nodeCreated</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> path)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html#nodeCreated-java.lang.String-">ZKListener</a></code></span></div> |
| <div class="block">Called when a new node has been created.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html#nodeCreated-java.lang.String-">nodeCreated</a></code> in class <code><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKListener</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - full path of the new node</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="nodeChildrenChanged-java.lang.String-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>nodeChildrenChanged</h4> |
| <pre>public void <a href="../../../../../../src-html/org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#line.93">nodeChildrenChanged</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> path)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html#nodeChildrenChanged-java.lang.String-">ZKListener</a></code></span></div> |
| <div class="block">Called when an existing node has a child node added or removed.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html#nodeChildrenChanged-java.lang.String-">nodeChildrenChanged</a></code> in class <code><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKListener</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - full path of the node whose children have changed</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="addAndReWatchTable-java.lang.String-"> |
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| <h4>addAndReWatchTable</h4> |
| <pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#line.115">addAndReWatchTable</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> tableZnode) |
| throws org.apache.zookeeper.KeeperException</pre> |
| <div class="block">Add this table to the tracker and then read a watch on that node. |
| <p> |
| Handles situation where table is deleted in the time between the update and resetting the watch |
| by deleting the table via <a href="../../../../../../org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#safeStopTrackingTable-java.lang.String-"><code>safeStopTrackingTable(String)</code></a></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>tableZnode</code> - full zookeeper path to the table to be added</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.zookeeper.KeeperException</code> - if an unexpected zk exception occurs</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="safeStopTrackingTable-java.lang.String-"> |
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| <ul class="blockList"> |
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| <h4>safeStopTrackingTable</h4> |
| <pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#line.130">safeStopTrackingTable</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> tableZnode) |
| throws org.apache.zookeeper.KeeperException</pre> |
| <div class="block">Stop tracking a table. Ensures that the table doesn't exist, but if it does, it attempts to add |
| the table back via <a href="../../../../../../org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#addAndReWatchTable-java.lang.String-"><code>addAndReWatchTable(String)</code></a> - its a 'safe' removal.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>tableZnode</code> - full zookeeper path to the table to be added</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.zookeeper.KeeperException</code> - if an unexpected zk exception occurs</dd> |
| </dl> |
| </li> |
| </ul> |
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| <h4>nodeDeleted</h4> |
| <pre>public void <a href="../../../../../../src-html/org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#line.139">nodeDeleted</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> path)</pre> |
| <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html#nodeDeleted-java.lang.String-">ZKListener</a></code></span></div> |
| <div class="block">Called when a node has been deleted</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html#nodeDeleted-java.lang.String-">nodeDeleted</a></code> in class <code><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKListener.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKListener</a></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>path</code> - full path of the deleted node</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="checkEnabledAndUpdate--"> |
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| <h4>checkEnabledAndUpdate</h4> |
| <pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#line.170">checkEnabledAndUpdate</a>()</pre> |
| <div class="block">Sets the watch on the top-level archive znode, and then updates the monitor with the current |
| tables that should be archived (and ensures that those nodes are watched as well).</div> |
| </li> |
| </ul> |
| <a name="updateWatchedTables--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>updateWatchedTables</h4> |
| <pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#line.192">updateWatchedTables</a>() |
| throws org.apache.zookeeper.KeeperException</pre> |
| <div class="block">Read the list of children under the archive znode as table names and then sets those tables to |
| the list of tables that we should archive</div> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code>org.apache.zookeeper.KeeperException</code> - if there is an unexpected zk exception</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="clearTables--"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>clearTables</h4> |
| <pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#line.213">clearTables</a>()</pre> |
| <div class="block">Remove the currently archived tables. |
| <p> |
| Does some intelligent checking to make sure we don't prematurely create an archive tracker.</div> |
| </li> |
| </ul> |
| <a name="keepHFiles-java.lang.String-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>keepHFiles</h4> |
| <pre>public boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#line.222">keepHFiles</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> tableName)</pre> |
| <div class="block">Determine if the given table should or should not allow its hfiles to be deleted</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>tableName</code> - name of the table to check</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd><tt>true</tt> if its store files should be retained, <tt>false</tt> otherwise</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getMonitor--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getMonitor</h4> |
| <pre>public final <a href="../../../../../../org/apache/hadoop/hbase/backup/example/HFileArchiveTableMonitor.html" title="class in org.apache.hadoop.hbase.backup.example">HFileArchiveTableMonitor</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#line.229">getMonitor</a>()</pre> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the tracker for which tables should be archived.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="create-org.apache.hadoop.conf.Configuration-"> |
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| </a> |
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| <h4>create</h4> |
| <pre>public static <a href="../../../../../../org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html" title="class in org.apache.hadoop.hbase.backup.example">TableHFileArchiveTracker</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#line.241">create</a>(org.apache.hadoop.conf.Configuration conf) |
| throws <a href="../../../../../../org/apache/hadoop/hbase/ZooKeeperConnectionException.html" title="class in org.apache.hadoop.hbase">ZooKeeperConnectionException</a>, |
| <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 an archive tracker for the passed in server</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>conf</code> - to read for zookeeper connection information</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>ZooKeeper tracker to monitor for this server if this server should archive hfiles for a |
| given 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> - If a unexpected exception occurs</dd> |
| <dd><code><a href="../../../../../../org/apache/hadoop/hbase/ZooKeeperConnectionException.html" title="class in org.apache.hadoop.hbase">ZooKeeperConnectionException</a></code> - if we can't reach zookeeper</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="create-org.apache.hadoop.hbase.zookeeper.ZKWatcher-org.apache.hadoop.hbase.backup.example.HFileArchiveTableMonitor-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
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| <h4>create</h4> |
| <pre>private static <a href="../../../../../../org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html" title="class in org.apache.hadoop.hbase.backup.example">TableHFileArchiveTracker</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#line.255">create</a>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw, |
| <a href="../../../../../../org/apache/hadoop/hbase/backup/example/HFileArchiveTableMonitor.html" title="class in org.apache.hadoop.hbase.backup.example">HFileArchiveTableMonitor</a> monitor)</pre> |
| <div class="block">Create an archive tracker with the special passed in table monitor. Should only be used in |
| special cases (e.g. testing)</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>zkw</code> - Watcher for the ZooKeeper cluster that we should track</dd> |
| <dd><code>monitor</code> - Monitor for which tables need hfile archiving</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>ZooKeeper tracker to monitor for this server if this server should archive hfiles for a |
| given table</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="getZooKeeperWatcher--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getZooKeeperWatcher</h4> |
| <pre>public <a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#line.260">getZooKeeperWatcher</a>()</pre> |
| </li> |
| </ul> |
| <a name="stop--"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>stop</h4> |
| <pre>public void <a href="../../../../../../src-html/org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.html#line.267">stop</a>()</pre> |
| <div class="block">Stop this tracker and the passed zookeeper</div> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
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