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<div class="sub-title"><span class="package-label-in-type">Package</span>&nbsp;<a href="package-summary.html">org.apache.hadoop.hbase</a></div>
<h1 title="Class DistributedHBaseCluster" class="title">Class DistributedHBaseCluster</h1>
</div>
<div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">java.lang.Object</a>
<div class="inheritance"><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">org.apache.hadoop.hbase.HBaseClusterInterface</a>
<div class="inheritance">org.apache.hadoop.hbase.DistributedHBaseCluster</div>
</div>
</div>
<section class="class-description" id="class-description">
<dl class="notes">
<dt>All Implemented Interfaces:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/Closeable.html" title="class or interface in java.io" class="external-link">Closeable</a></code>, <code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/AutoCloseable.html" title="class or interface in java.lang" class="external-link">AutoCloseable</a></code>, <code>org.apache.hadoop.conf.Configurable</code></dd>
</dl>
<hr>
<div class="type-signature"><span class="annotations">@Private
</span><span class="modifiers">public class </span><span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-47">DistributedHBaseCluster</a></span>
<span class="extends-implements">extends <a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></span></div>
<div class="block">Manages the interactions with an already deployed distributed cluster (as opposed to a
pseudo-distributed, or mini/local cluster). This is used by integration and system tests.</div>
</section>
<section class="summary">
<ul class="summary-list">
<!-- ======== NESTED CLASS SUMMARY ======== -->
<li>
<section class="nested-class-summary" id="nested-class-summary">
<h2>Nested Class Summary</h2>
<div class="caption"><span>Nested Classes</span></div>
<div class="summary-table three-column-summary">
<div class="table-header col-first">Modifier and Type</div>
<div class="table-header col-second">Class</div>
<div class="table-header col-last">Description</div>
<div class="col-first even-row-color"><code>private static class&nbsp;</code></div>
<div class="col-second even-row-color"><code><a href="DistributedHBaseCluster.ServerNameIgnoreStartCodeComparator.html" class="type-name-link" title="class in org.apache.hadoop.hbase">DistributedHBaseCluster.ServerNameIgnoreStartCodeComparator</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
</div>
</section>
</li>
<!-- =========== FIELD SUMMARY =========== -->
<li>
<section class="field-summary" id="field-summary">
<h2>Field Summary</h2>
<div class="caption"><span>Fields</span></div>
<div class="summary-table three-column-summary">
<div class="table-header col-first">Modifier and Type</div>
<div class="table-header col-second">Field</div>
<div class="table-header col-last">Description</div>
<div class="col-first even-row-color"><code>private org.apache.hadoop.hbase.client.Admin</code></div>
<div class="col-second even-row-color"><code><a href="#admin" class="member-name-link">admin</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
<div class="col-first odd-row-color"><code>private <a href="ClusterManager.html" title="interface in org.apache.hadoop.hbase">ClusterManager</a></code></div>
<div class="col-second odd-row-color"><code><a href="#clusterManager" class="member-name-link">clusterManager</a></code></div>
<div class="col-last odd-row-color">&nbsp;</div>
<div class="col-first even-row-color"><code>private final org.apache.hadoop.hbase.client.Connection</code></div>
<div class="col-second even-row-color"><code><a href="#connection" class="member-name-link">connection</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
<div class="col-first odd-row-color"><code>private final <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/Set.html" title="class or interface in java.util" class="external-link">Set</a>&lt;org.apache.hadoop.hbase.ServerName&gt;</code></div>
<div class="col-second odd-row-color"><code><a href="#killedRegionServers" class="member-name-link">killedRegionServers</a></code></div>
<div class="col-last odd-row-color">
<div class="block">List of RegionServers killed so far.</div>
</div>
<div class="col-first even-row-color"><code>private static final org.slf4j.Logger</code></div>
<div class="col-second even-row-color"><code><a href="#LOG" class="member-name-link">LOG</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
</div>
<div class="inherited-list">
<h3 id="fields-inherited-from-class-org.apache.hadoop.hbase.HBaseClusterInterface">Fields inherited from class&nbsp;org.apache.hadoop.hbase.<a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></h3>
<code><a href="HBaseClusterInterface.html#conf">conf</a>, <a href="HBaseClusterInterface.html#initialClusterStatus">initialClusterStatus</a></code></div>
</section>
</li>
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
<li>
<section class="constructor-summary" id="constructor-summary">
<h2>Constructor Summary</h2>
<div class="caption"><span>Constructors</span></div>
<div class="summary-table two-column-summary">
<div class="table-header col-first">Constructor</div>
<div class="table-header col-last">Description</div>
<div class="col-constructor-name even-row-color"><code><a href="#%3Cinit%3E(org.apache.hadoop.conf.Configuration,org.apache.hadoop.hbase.ClusterManager)" class="member-name-link">DistributedHBaseCluster</a><wbr>(org.apache.hadoop.conf.Configuration&nbsp;conf,
<a href="ClusterManager.html" title="interface in org.apache.hadoop.hbase">ClusterManager</a>&nbsp;clusterManager)</code></div>
<div class="col-last even-row-color">&nbsp;</div>
</div>
</section>
</li>
<!-- ========== METHOD SUMMARY =========== -->
<li>
<section class="method-summary" id="method-summary">
<h2>Method Summary</h2>
<div id="method-summary-table">
<div class="table-tabs" role="tablist" aria-orientation="horizontal"><button id="method-summary-table-tab0" role="tab" aria-selected="true" aria-controls="method-summary-table.tabpanel" tabindex="0" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table', 3)" class="active-table-tab">All Methods</button><button id="method-summary-table-tab2" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab2', 3)" class="table-tab">Instance Methods</button><button id="method-summary-table-tab4" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab4', 3)" class="table-tab">Concrete Methods</button></div>
<div id="method-summary-table.tabpanel" role="tabpanel">
<div class="summary-table three-column-summary" aria-labelledby="method-summary-table-tab0">
<div class="table-header col-first">Modifier and Type</div>
<div class="table-header col-second">Method</div>
<div class="table-header col-last">Description</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#close()" class="member-name-link">close</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Closes all the resources held open for this cluster.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="ClusterManager.html" title="interface in org.apache.hadoop.hbase">ClusterManager</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getClusterManager()" class="member-name-link">getClusterManager</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>org.apache.hadoop.hbase.ClusterMetrics</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getClusterMetrics()" class="member-name-link">getClusterMetrics</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Returns a ClusterStatus for this HBase cluster</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>org.apache.hadoop.hbase.ClusterMetrics</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getInitialClusterMetrics()" class="member-name-link">getInitialClusterMetrics</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Returns a ClusterStatus for this HBase cluster as observed at the starting of the HBaseCluster</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>org.apache.hadoop.hbase.ServerName</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getServerHoldingRegion(org.apache.hadoop.hbase.TableName,byte%5B%5D)" class="member-name-link">getServerHoldingRegion</a><wbr>(org.apache.hadoop.hbase.TableName&nbsp;tn,
byte[]&nbsp;regionName)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Get the ServerName of region server serving the specified region</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>boolean</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#isDistributedCluster()" class="member-name-link">isDistributedCluster</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>boolean</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#isKilledRS(org.apache.hadoop.hbase.ServerName)" class="member-name-link">isKilledRS</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Keeping track of killed servers and being able to check if a particular server was killed makes
it possible to do fault tolerance testing for dead servers in a deterministic way.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#killDataNode(org.apache.hadoop.hbase.ServerName)" class="member-name-link">killDataNode</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Kills the datanode process if this is a distributed cluster, otherwise, this causes master to
exit doing basic clean up only.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#killJournalNode(org.apache.hadoop.hbase.ServerName)" class="member-name-link">killJournalNode</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Kills the journalnode process if this is a distributed cluster, otherwise, this causes master
to exit doing basic clean up only.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#killMaster(org.apache.hadoop.hbase.ServerName)" class="member-name-link">killMaster</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Kills the master process if this is a distributed cluster, otherwise, this causes master to
exit doing basic clean up only.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#killNameNode(org.apache.hadoop.hbase.ServerName)" class="member-name-link">killNameNode</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Kills the namenode process if this is a distributed cluster, otherwise, this causes master to
exit doing basic clean up only.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#killRegionServer(org.apache.hadoop.hbase.ServerName)" class="member-name-link">killRegionServer</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Kills the region server process if this is a distributed cluster, otherwise this causes the
region server to exit doing basic clean up only.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#killZkNode(org.apache.hadoop.hbase.ServerName)" class="member-name-link">killZkNode</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Kills the zookeeper node process if this is a distributed cluster, otherwise, this causes
master to exit doing basic clean up only.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected boolean</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#restoreAdmin()" class="member-name-link">restoreAdmin</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>boolean</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#restoreClusterMetrics(org.apache.hadoop.hbase.ClusterMetrics)" class="member-name-link">restoreClusterMetrics</a><wbr>(org.apache.hadoop.hbase.ClusterMetrics&nbsp;initial)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Restores the cluster to given state if this is a real cluster, otherwise does nothing.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected boolean</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#restoreMasters(org.apache.hadoop.hbase.ClusterMetrics,org.apache.hadoop.hbase.ClusterMetrics)" class="member-name-link">restoreMasters</a><wbr>(org.apache.hadoop.hbase.ClusterMetrics&nbsp;initial,
org.apache.hadoop.hbase.ClusterMetrics&nbsp;current)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected boolean</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#restoreRegionServers(org.apache.hadoop.hbase.ClusterMetrics,org.apache.hadoop.hbase.ClusterMetrics)" class="member-name-link">restoreRegionServers</a><wbr>(org.apache.hadoop.hbase.ClusterMetrics&nbsp;initial,
org.apache.hadoop.hbase.ClusterMetrics&nbsp;current)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#resumeRegionServer(org.apache.hadoop.hbase.ServerName)" class="member-name-link">resumeRegionServer</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Resume the region server</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#setClusterManager(org.apache.hadoop.hbase.ClusterManager)" class="member-name-link">setClusterManager</a><wbr>(<a href="ClusterManager.html" title="interface in org.apache.hadoop.hbase">ClusterManager</a>&nbsp;clusterManager)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#shutdown()" class="member-name-link">shutdown</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Shut down the HBase cluster</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#startDataNode(org.apache.hadoop.hbase.ServerName)" class="member-name-link">startDataNode</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Starts a new datanode on the given hostname or if this is a mini/local cluster, silently logs
warning message.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#startJournalNode(org.apache.hadoop.hbase.ServerName)" class="member-name-link">startJournalNode</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Starts a new journalnode on the given hostname or if this is a mini/local cluster, silently
logs warning message.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#startMaster(java.lang.String,int)" class="member-name-link">startMaster</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;hostname,
int&nbsp;port)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Starts a new master on the given hostname or if this is a mini/local cluster, starts a master
locally.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#startNameNode(org.apache.hadoop.hbase.ServerName)" class="member-name-link">startNameNode</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Starts a new namenode on the given hostname or if this is a mini/local cluster, silently logs
warning message.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#startRegionServer(java.lang.String,int)" class="member-name-link">startRegionServer</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;hostname,
int&nbsp;port)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Starts a new region server on the given hostname or if this is a mini/local cluster, starts a
region server locally.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#startZkNode(java.lang.String,int)" class="member-name-link">startZkNode</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;hostname,
int&nbsp;port)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Starts a new zookeeper node on the given hostname or if this is a mini/local cluster, silently
logs warning message.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#stopDataNode(org.apache.hadoop.hbase.ServerName)" class="member-name-link">stopDataNode</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Stops the datanode if this is a distributed cluster, otherwise silently logs warning message.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#stopJournalNode(org.apache.hadoop.hbase.ServerName)" class="member-name-link">stopJournalNode</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Stops the journalnode if this is a distributed cluster, otherwise silently logs warning
message.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#stopMaster(org.apache.hadoop.hbase.ServerName)" class="member-name-link">stopMaster</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Stops the given master, by attempting a gradual stop.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#stopNameNode(org.apache.hadoop.hbase.ServerName)" class="member-name-link">stopNameNode</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Stops the namenode if this is a distributed cluster, otherwise silently logs warning message.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#stopRegionServer(org.apache.hadoop.hbase.ServerName)" class="member-name-link">stopRegionServer</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Stops the given region server, by attempting a gradual stop.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#stopZkNode(org.apache.hadoop.hbase.ServerName)" class="member-name-link">stopZkNode</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Stops the region zookeeper if this is a distributed cluster, otherwise silently logs warning
message.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#suspendRegionServer(org.apache.hadoop.hbase.ServerName)" class="member-name-link">suspendRegionServer</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Suspend the region server</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>boolean</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#waitForActiveAndReadyMaster(long)" class="member-name-link">waitForActiveAndReadyMaster</a><wbr>(long&nbsp;timeout)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Blocks until there is an active master and that master has completed initialization.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#waitForDataNodeToStart(org.apache.hadoop.hbase.ServerName,long)" class="member-name-link">waitForDataNodeToStart</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName,
long&nbsp;timeout)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Wait for the specified datanode to join the cluster</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#waitForDataNodeToStop(org.apache.hadoop.hbase.ServerName,long)" class="member-name-link">waitForDataNodeToStop</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName,
long&nbsp;timeout)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Wait for the specified datanode to stop the thread / process.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#waitForJournalNodeToStart(org.apache.hadoop.hbase.ServerName,long)" class="member-name-link">waitForJournalNodeToStart</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName,
long&nbsp;timeout)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Wait for the specified journalnode to join the cluster</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#waitForJournalNodeToStop(org.apache.hadoop.hbase.ServerName,long)" class="member-name-link">waitForJournalNodeToStop</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName,
long&nbsp;timeout)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Wait for the specified journalnode to stop</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#waitForMasterToStop(org.apache.hadoop.hbase.ServerName,long)" class="member-name-link">waitForMasterToStop</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName,
long&nbsp;timeout)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Wait for the specified master to stop the thread / process.</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#waitForNameNodeToStart(org.apache.hadoop.hbase.ServerName,long)" class="member-name-link">waitForNameNodeToStart</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName,
long&nbsp;timeout)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Wait for the specified namenode to join the cluster</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#waitForNameNodeToStop(org.apache.hadoop.hbase.ServerName,long)" class="member-name-link">waitForNameNodeToStop</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName,
long&nbsp;timeout)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Wait for the specified namenode to stop</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#waitForRegionServerToStop(org.apache.hadoop.hbase.ServerName,long)" class="member-name-link">waitForRegionServerToStop</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName,
long&nbsp;timeout)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Wait for the specified region server to stop the thread / process.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>private void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#waitForServiceToStart(org.apache.hadoop.hbase.ClusterManager.ServiceType,org.apache.hadoop.hbase.ServerName,long)" class="member-name-link">waitForServiceToStart</a><wbr>(<a href="ClusterManager.ServiceType.html" title="enum class in org.apache.hadoop.hbase">ClusterManager.ServiceType</a>&nbsp;service,
org.apache.hadoop.hbase.ServerName&nbsp;serverName,
long&nbsp;timeout)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>private void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#waitForServiceToStop(org.apache.hadoop.hbase.ClusterManager.ServiceType,org.apache.hadoop.hbase.ServerName,long)" class="member-name-link">waitForServiceToStop</a><wbr>(<a href="ClusterManager.ServiceType.html" title="enum class in org.apache.hadoop.hbase">ClusterManager.ServiceType</a>&nbsp;service,
org.apache.hadoop.hbase.ServerName&nbsp;serverName,
long&nbsp;timeout)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#waitForZkNodeToStart(org.apache.hadoop.hbase.ServerName,long)" class="member-name-link">waitForZkNodeToStart</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName,
long&nbsp;timeout)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Wait for the specified zookeeper node to join the cluster</div>
</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#waitForZkNodeToStop(org.apache.hadoop.hbase.ServerName,long)" class="member-name-link">waitForZkNodeToStop</a><wbr>(org.apache.hadoop.hbase.ServerName&nbsp;serverName,
long&nbsp;timeout)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Wait for the specified zookeeper node to stop the thread / process.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#waitUntilShutDown()" class="member-name-link">waitUntilShutDown</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">Wait for HBase Cluster to shut down.</div>
</div>
</div>
</div>
</div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-org.apache.hadoop.hbase.HBaseClusterInterface">Methods inherited from class&nbsp;org.apache.hadoop.hbase.<a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></h3>
<code><a href="HBaseClusterInterface.html#getConf()">getConf</a>, <a href="HBaseClusterInterface.html#getServerHoldingMeta()">getServerHoldingMeta</a>, <a href="HBaseClusterInterface.html#restoreInitialStatus()">restoreInitialStatus</a>, <a href="HBaseClusterInterface.html#setConf(org.apache.hadoop.conf.Configuration)">setConf</a>, <a href="HBaseClusterInterface.html#waitForActiveAndReadyMaster()">waitForActiveAndReadyMaster</a>, <a href="HBaseClusterInterface.html#waitForDatanodesRegistered(int)">waitForDatanodesRegistered</a>, <a href="HBaseClusterInterface.html#waitForNamenodeAvailable()">waitForNamenodeAvailable</a>, <a href="HBaseClusterInterface.html#waitForRegionServerToStart(java.lang.String,int,long)">waitForRegionServerToStart</a></code></div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-java.lang.Object">Methods inherited from class&nbsp;java.lang.<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></h3>
<code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#clone()" title="class or interface in java.lang" class="external-link">clone</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#equals(java.lang.Object)" title="class or interface in java.lang" class="external-link">equals</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#finalize()" title="class or interface in java.lang" class="external-link">finalize</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#getClass()" title="class or interface in java.lang" class="external-link">getClass</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#hashCode()" title="class or interface in java.lang" class="external-link">hashCode</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#notify()" title="class or interface in java.lang" class="external-link">notify</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#notifyAll()" title="class or interface in java.lang" class="external-link">notifyAll</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#toString()" title="class or interface in java.lang" class="external-link">toString</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait()" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait(long)" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait(long,int)" title="class or interface in java.lang" class="external-link">wait</a></code></div>
</section>
</li>
</ul>
</section>
<section class="details">
<ul class="details-list">
<!-- ============ FIELD DETAIL =========== -->
<li>
<section class="field-details" id="field-detail">
<h2>Field Details</h2>
<ul class="member-list">
<li>
<section class="detail" id="LOG">
<h3>LOG</h3>
<div class="member-signature"><span class="modifiers">private static final</span>&nbsp;<span class="return-type">org.slf4j.Logger</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-50">LOG</a></span></div>
</section>
</li>
<li>
<section class="detail" id="admin">
<h3>admin</h3>
<div class="member-signature"><span class="modifiers">private</span>&nbsp;<span class="return-type">org.apache.hadoop.hbase.client.Admin</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-52">admin</a></span></div>
</section>
</li>
<li>
<section class="detail" id="connection">
<h3>connection</h3>
<div class="member-signature"><span class="modifiers">private final</span>&nbsp;<span class="return-type">org.apache.hadoop.hbase.client.Connection</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-53">connection</a></span></div>
</section>
</li>
<li>
<section class="detail" id="clusterManager">
<h3>clusterManager</h3>
<div class="member-signature"><span class="modifiers">private</span>&nbsp;<span class="return-type"><a href="ClusterManager.html" title="interface in org.apache.hadoop.hbase">ClusterManager</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-55">clusterManager</a></span></div>
</section>
</li>
<li>
<section class="detail" id="killedRegionServers">
<h3>killedRegionServers</h3>
<div class="member-signature"><span class="modifiers">private final</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/Set.html" title="class or interface in java.util" class="external-link">Set</a>&lt;org.apache.hadoop.hbase.ServerName&gt;</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-61">killedRegionServers</a></span></div>
<div class="block">List of RegionServers killed so far. ServerName also comprises startCode of a server, so any
restarted instances of the same server will have different ServerName and will not coincide
with past dead ones. So there's no need to cleanup this list.</div>
</section>
</li>
</ul>
</section>
</li>
<!-- ========= CONSTRUCTOR DETAIL ======== -->
<li>
<section class="constructor-details" id="constructor-detail">
<h2>Constructor Details</h2>
<ul class="member-list">
<li>
<section class="detail" id="&lt;init&gt;(org.apache.hadoop.conf.Configuration,org.apache.hadoop.hbase.ClusterManager)">
<h3>DistributedHBaseCluster</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-63">DistributedHBaseCluster</a></span><wbr><span class="parameters">(org.apache.hadoop.conf.Configuration&nbsp;conf,
<a href="ClusterManager.html" title="interface in org.apache.hadoop.hbase">ClusterManager</a>&nbsp;clusterManager)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<dl class="notes">
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code></dd>
</dl>
</section>
</li>
</ul>
</section>
</li>
<!-- ============ METHOD DETAIL ========== -->
<li>
<section class="method-details" id="method-detail">
<h2>Method Details</h2>
<ul class="member-list">
<li>
<section class="detail" id="setClusterManager(org.apache.hadoop.hbase.ClusterManager)">
<h3>setClusterManager</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-72">setClusterManager</a></span><wbr><span class="parameters">(<a href="ClusterManager.html" title="interface in org.apache.hadoop.hbase">ClusterManager</a>&nbsp;clusterManager)</span></div>
</section>
</li>
<li>
<section class="detail" id="getClusterManager()">
<h3>getClusterManager</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="ClusterManager.html" title="interface in org.apache.hadoop.hbase">ClusterManager</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-76">getClusterManager</a></span>()</div>
</section>
</li>
<li>
<section class="detail" id="getClusterMetrics()">
<h3>getClusterMetrics</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">org.apache.hadoop.hbase.ClusterMetrics</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-83">getClusterMetrics</a></span>()
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block">Returns a ClusterStatus for this HBase cluster</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#getClusterMetrics()">getClusterMetrics</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code></dd>
<dt>See Also:</dt>
<dd>
<ul class="see-list-long">
<li><a href="HBaseClusterInterface.html#getInitialClusterMetrics()"><code>HBaseClusterInterface.getInitialClusterMetrics()</code></a></li>
</ul>
</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="getInitialClusterMetrics()">
<h3>getInitialClusterMetrics</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">org.apache.hadoop.hbase.ClusterMetrics</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-88">getInitialClusterMetrics</a></span>()
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#getInitialClusterMetrics()">HBaseClusterInterface</a></code></span></div>
<div class="block">Returns a ClusterStatus for this HBase cluster as observed at the starting of the HBaseCluster</div>
<dl class="notes">
<dt>Overrides:</dt>
<dd><code><a href="HBaseClusterInterface.html#getInitialClusterMetrics()">getInitialClusterMetrics</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="close()">
<h3>close</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-93">close</a></span>()
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#close()">HBaseClusterInterface</a></code></span></div>
<div class="block">Closes all the resources held open for this cluster. Note that this call does not shutdown the
cluster.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/AutoCloseable.html#close()" title="class or interface in java.lang" class="external-link">close</a></code>&nbsp;in interface&nbsp;<code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/AutoCloseable.html" title="class or interface in java.lang" class="external-link">AutoCloseable</a></code></dd>
<dt>Specified by:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/Closeable.html#close()" title="class or interface in java.io" class="external-link">close</a></code>&nbsp;in interface&nbsp;<code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/Closeable.html" title="class or interface in java.io" class="external-link">Closeable</a></code></dd>
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#close()">close</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code></dd>
<dt>See Also:</dt>
<dd>
<ul class="see-list-long">
<li><a href="HBaseClusterInterface.html#shutdown()"><code>HBaseClusterInterface.shutdown()</code></a></li>
</ul>
</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="startRegionServer(java.lang.String,int)">
<h3>startRegionServer</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-103">startRegionServer</a></span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;hostname,
int&nbsp;port)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#startRegionServer(java.lang.String,int)">HBaseClusterInterface</a></code></span></div>
<div class="block">Starts a new region server on the given hostname or if this is a mini/local cluster, starts a
region server locally.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#startRegionServer(java.lang.String,int)">startRegionServer</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Parameters:</dt>
<dd><code>hostname</code> - the hostname to start the regionserver on</dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="killRegionServer(org.apache.hadoop.hbase.ServerName)">
<h3>killRegionServer</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-109">killRegionServer</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#killRegionServer(org.apache.hadoop.hbase.ServerName)">HBaseClusterInterface</a></code></span></div>
<div class="block">Kills the region server process if this is a distributed cluster, otherwise this causes the
region server to exit doing basic clean up only.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#killRegionServer(org.apache.hadoop.hbase.ServerName)">killRegionServer</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="isKilledRS(org.apache.hadoop.hbase.ServerName)">
<h3>isKilledRS</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-117">isKilledRS</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#isKilledRS(org.apache.hadoop.hbase.ServerName)">HBaseClusterInterface</a></code></span></div>
<div class="block">Keeping track of killed servers and being able to check if a particular server was killed makes
it possible to do fault tolerance testing for dead servers in a deterministic way. A concrete
example of such case is - killing servers and waiting for all regions of a particular table to
be assigned. We can check for server column in META table and that its value is not one of the
killed servers.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#isKilledRS(org.apache.hadoop.hbase.ServerName)">isKilledRS</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="stopRegionServer(org.apache.hadoop.hbase.ServerName)">
<h3>stopRegionServer</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-122">stopRegionServer</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#stopRegionServer(org.apache.hadoop.hbase.ServerName)">HBaseClusterInterface</a></code></span></div>
<div class="block">Stops the given region server, by attempting a gradual stop.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#stopRegionServer(org.apache.hadoop.hbase.ServerName)">stopRegionServer</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="waitForRegionServerToStop(org.apache.hadoop.hbase.ServerName,long)">
<h3>waitForRegionServerToStop</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-129">waitForRegionServerToStop</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName,
long&nbsp;timeout)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#waitForRegionServerToStop(org.apache.hadoop.hbase.ServerName,long)">HBaseClusterInterface</a></code></span></div>
<div class="block">Wait for the specified region server to stop the thread / process.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#waitForRegionServerToStop(org.apache.hadoop.hbase.ServerName,long)">waitForRegionServerToStop</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong or timeout occurs</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="suspendRegionServer(org.apache.hadoop.hbase.ServerName)">
<h3>suspendRegionServer</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-134">suspendRegionServer</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#suspendRegionServer(org.apache.hadoop.hbase.ServerName)">HBaseClusterInterface</a></code></span></div>
<div class="block">Suspend the region server</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#suspendRegionServer(org.apache.hadoop.hbase.ServerName)">suspendRegionServer</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Parameters:</dt>
<dd><code>serverName</code> - the hostname to suspend the regionserver on</dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="resumeRegionServer(org.apache.hadoop.hbase.ServerName)">
<h3>resumeRegionServer</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-141">resumeRegionServer</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#resumeRegionServer(org.apache.hadoop.hbase.ServerName)">HBaseClusterInterface</a></code></span></div>
<div class="block">Resume the region server</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#resumeRegionServer(org.apache.hadoop.hbase.ServerName)">resumeRegionServer</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Parameters:</dt>
<dd><code>serverName</code> - the hostname to resume the regionserver on</dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="startZkNode(java.lang.String,int)">
<h3>startZkNode</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-148">startZkNode</a></span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;hostname,
int&nbsp;port)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#startZkNode(java.lang.String,int)">HBaseClusterInterface</a></code></span></div>
<div class="block">Starts a new zookeeper node on the given hostname or if this is a mini/local cluster, silently
logs warning message.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#startZkNode(java.lang.String,int)">startZkNode</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Parameters:</dt>
<dd><code>hostname</code> - the hostname to start the regionserver on</dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="killZkNode(org.apache.hadoop.hbase.ServerName)">
<h3>killZkNode</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-154">killZkNode</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#killZkNode(org.apache.hadoop.hbase.ServerName)">HBaseClusterInterface</a></code></span></div>
<div class="block">Kills the zookeeper node process if this is a distributed cluster, otherwise, this causes
master to exit doing basic clean up only.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#killZkNode(org.apache.hadoop.hbase.ServerName)">killZkNode</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="stopZkNode(org.apache.hadoop.hbase.ServerName)">
<h3>stopZkNode</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-161">stopZkNode</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#stopZkNode(org.apache.hadoop.hbase.ServerName)">HBaseClusterInterface</a></code></span></div>
<div class="block">Stops the region zookeeper if this is a distributed cluster, otherwise silently logs warning
message.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#stopZkNode(org.apache.hadoop.hbase.ServerName)">stopZkNode</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="waitForZkNodeToStart(org.apache.hadoop.hbase.ServerName,long)">
<h3>waitForZkNodeToStart</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-168">waitForZkNodeToStart</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName,
long&nbsp;timeout)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#waitForZkNodeToStart(org.apache.hadoop.hbase.ServerName,long)">HBaseClusterInterface</a></code></span></div>
<div class="block">Wait for the specified zookeeper node to join the cluster</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#waitForZkNodeToStart(org.apache.hadoop.hbase.ServerName,long)">waitForZkNodeToStart</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong or timeout occurs</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="waitForZkNodeToStop(org.apache.hadoop.hbase.ServerName,long)">
<h3>waitForZkNodeToStop</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-173">waitForZkNodeToStop</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName,
long&nbsp;timeout)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#waitForZkNodeToStop(org.apache.hadoop.hbase.ServerName,long)">HBaseClusterInterface</a></code></span></div>
<div class="block">Wait for the specified zookeeper node to stop the thread / process.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#waitForZkNodeToStop(org.apache.hadoop.hbase.ServerName,long)">waitForZkNodeToStop</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong or timeout occurs</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="startDataNode(org.apache.hadoop.hbase.ServerName)">
<h3>startDataNode</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-178">startDataNode</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#startDataNode(org.apache.hadoop.hbase.ServerName)">HBaseClusterInterface</a></code></span></div>
<div class="block">Starts a new datanode on the given hostname or if this is a mini/local cluster, silently logs
warning message.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#startDataNode(org.apache.hadoop.hbase.ServerName)">startDataNode</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="killDataNode(org.apache.hadoop.hbase.ServerName)">
<h3>killDataNode</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-185">killDataNode</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#killDataNode(org.apache.hadoop.hbase.ServerName)">HBaseClusterInterface</a></code></span></div>
<div class="block">Kills the datanode process if this is a distributed cluster, otherwise, this causes master to
exit doing basic clean up only.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#killDataNode(org.apache.hadoop.hbase.ServerName)">killDataNode</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="stopDataNode(org.apache.hadoop.hbase.ServerName)">
<h3>stopDataNode</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-192">stopDataNode</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#stopDataNode(org.apache.hadoop.hbase.ServerName)">HBaseClusterInterface</a></code></span></div>
<div class="block">Stops the datanode if this is a distributed cluster, otherwise silently logs warning message.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#stopDataNode(org.apache.hadoop.hbase.ServerName)">stopDataNode</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="waitForDataNodeToStart(org.apache.hadoop.hbase.ServerName,long)">
<h3>waitForDataNodeToStart</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-199">waitForDataNodeToStart</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName,
long&nbsp;timeout)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#waitForDataNodeToStart(org.apache.hadoop.hbase.ServerName,long)">HBaseClusterInterface</a></code></span></div>
<div class="block">Wait for the specified datanode to join the cluster</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#waitForDataNodeToStart(org.apache.hadoop.hbase.ServerName,long)">waitForDataNodeToStart</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong or timeout occurs</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="waitForDataNodeToStop(org.apache.hadoop.hbase.ServerName,long)">
<h3>waitForDataNodeToStop</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-204">waitForDataNodeToStop</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName,
long&nbsp;timeout)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#waitForDataNodeToStop(org.apache.hadoop.hbase.ServerName,long)">HBaseClusterInterface</a></code></span></div>
<div class="block">Wait for the specified datanode to stop the thread / process.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#waitForDataNodeToStop(org.apache.hadoop.hbase.ServerName,long)">waitForDataNodeToStop</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong or timeout occurs</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="startNameNode(org.apache.hadoop.hbase.ServerName)">
<h3>startNameNode</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-209">startNameNode</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#startNameNode(org.apache.hadoop.hbase.ServerName)">HBaseClusterInterface</a></code></span></div>
<div class="block">Starts a new namenode on the given hostname or if this is a mini/local cluster, silently logs
warning message.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#startNameNode(org.apache.hadoop.hbase.ServerName)">startNameNode</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="killNameNode(org.apache.hadoop.hbase.ServerName)">
<h3>killNameNode</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-216">killNameNode</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#killNameNode(org.apache.hadoop.hbase.ServerName)">HBaseClusterInterface</a></code></span></div>
<div class="block">Kills the namenode process if this is a distributed cluster, otherwise, this causes master to
exit doing basic clean up only.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#killNameNode(org.apache.hadoop.hbase.ServerName)">killNameNode</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="stopNameNode(org.apache.hadoop.hbase.ServerName)">
<h3>stopNameNode</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-223">stopNameNode</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#stopNameNode(org.apache.hadoop.hbase.ServerName)">HBaseClusterInterface</a></code></span></div>
<div class="block">Stops the namenode if this is a distributed cluster, otherwise silently logs warning message.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#stopNameNode(org.apache.hadoop.hbase.ServerName)">stopNameNode</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="waitForNameNodeToStart(org.apache.hadoop.hbase.ServerName,long)">
<h3>waitForNameNodeToStart</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-230">waitForNameNodeToStart</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName,
long&nbsp;timeout)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#waitForNameNodeToStart(org.apache.hadoop.hbase.ServerName,long)">HBaseClusterInterface</a></code></span></div>
<div class="block">Wait for the specified namenode to join the cluster</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#waitForNameNodeToStart(org.apache.hadoop.hbase.ServerName,long)">waitForNameNodeToStart</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong or timeout occurs</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="waitForNameNodeToStop(org.apache.hadoop.hbase.ServerName,long)">
<h3>waitForNameNodeToStop</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-235">waitForNameNodeToStop</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName,
long&nbsp;timeout)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#waitForNameNodeToStop(org.apache.hadoop.hbase.ServerName,long)">HBaseClusterInterface</a></code></span></div>
<div class="block">Wait for the specified namenode to stop</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#waitForNameNodeToStop(org.apache.hadoop.hbase.ServerName,long)">waitForNameNodeToStop</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong or timeout occurs</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="startJournalNode(org.apache.hadoop.hbase.ServerName)">
<h3>startJournalNode</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-240">startJournalNode</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#startJournalNode(org.apache.hadoop.hbase.ServerName)">HBaseClusterInterface</a></code></span></div>
<div class="block">Starts a new journalnode on the given hostname or if this is a mini/local cluster, silently
logs warning message.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#startJournalNode(org.apache.hadoop.hbase.ServerName)">startJournalNode</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="killJournalNode(org.apache.hadoop.hbase.ServerName)">
<h3>killJournalNode</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-247">killJournalNode</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#killJournalNode(org.apache.hadoop.hbase.ServerName)">HBaseClusterInterface</a></code></span></div>
<div class="block">Kills the journalnode process if this is a distributed cluster, otherwise, this causes master
to exit doing basic clean up only.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#killJournalNode(org.apache.hadoop.hbase.ServerName)">killJournalNode</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="stopJournalNode(org.apache.hadoop.hbase.ServerName)">
<h3>stopJournalNode</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-254">stopJournalNode</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#stopJournalNode(org.apache.hadoop.hbase.ServerName)">HBaseClusterInterface</a></code></span></div>
<div class="block">Stops the journalnode if this is a distributed cluster, otherwise silently logs warning
message.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#stopJournalNode(org.apache.hadoop.hbase.ServerName)">stopJournalNode</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="waitForJournalNodeToStart(org.apache.hadoop.hbase.ServerName,long)">
<h3>waitForJournalNodeToStart</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-261">waitForJournalNodeToStart</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName,
long&nbsp;timeout)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#waitForJournalNodeToStart(org.apache.hadoop.hbase.ServerName,long)">HBaseClusterInterface</a></code></span></div>
<div class="block">Wait for the specified journalnode to join the cluster</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#waitForJournalNodeToStart(org.apache.hadoop.hbase.ServerName,long)">waitForJournalNodeToStart</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong or timeout occurs</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="waitForJournalNodeToStop(org.apache.hadoop.hbase.ServerName,long)">
<h3>waitForJournalNodeToStop</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-266">waitForJournalNodeToStop</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName,
long&nbsp;timeout)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#waitForJournalNodeToStop(org.apache.hadoop.hbase.ServerName,long)">HBaseClusterInterface</a></code></span></div>
<div class="block">Wait for the specified journalnode to stop</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#waitForJournalNodeToStop(org.apache.hadoop.hbase.ServerName,long)">waitForJournalNodeToStop</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong or timeout occurs</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="waitForServiceToStop(org.apache.hadoop.hbase.ClusterManager.ServiceType,org.apache.hadoop.hbase.ServerName,long)">
<h3>waitForServiceToStop</h3>
<div class="member-signature"><span class="modifiers">private</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-271">waitForServiceToStop</a></span><wbr><span class="parameters">(<a href="ClusterManager.ServiceType.html" title="enum class in org.apache.hadoop.hbase">ClusterManager.ServiceType</a>&nbsp;service,
org.apache.hadoop.hbase.ServerName&nbsp;serverName,
long&nbsp;timeout)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<dl class="notes">
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="waitForServiceToStart(org.apache.hadoop.hbase.ClusterManager.ServiceType,org.apache.hadoop.hbase.ServerName,long)">
<h3>waitForServiceToStart</h3>
<div class="member-signature"><span class="modifiers">private</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-285">waitForServiceToStart</a></span><wbr><span class="parameters">(<a href="ClusterManager.ServiceType.html" title="enum class in org.apache.hadoop.hbase">ClusterManager.ServiceType</a>&nbsp;service,
org.apache.hadoop.hbase.ServerName&nbsp;serverName,
long&nbsp;timeout)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<dl class="notes">
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="startMaster(java.lang.String,int)">
<h3>startMaster</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-299">startMaster</a></span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;hostname,
int&nbsp;port)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#startMaster(java.lang.String,int)">HBaseClusterInterface</a></code></span></div>
<div class="block">Starts a new master on the given hostname or if this is a mini/local cluster, starts a master
locally.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#startMaster(java.lang.String,int)">startMaster</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Parameters:</dt>
<dd><code>hostname</code> - the hostname to start the master on</dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="killMaster(org.apache.hadoop.hbase.ServerName)">
<h3>killMaster</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-305">killMaster</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#killMaster(org.apache.hadoop.hbase.ServerName)">HBaseClusterInterface</a></code></span></div>
<div class="block">Kills the master process if this is a distributed cluster, otherwise, this causes master to
exit doing basic clean up only.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#killMaster(org.apache.hadoop.hbase.ServerName)">killMaster</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="stopMaster(org.apache.hadoop.hbase.ServerName)">
<h3>stopMaster</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-311">stopMaster</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#stopMaster(org.apache.hadoop.hbase.ServerName)">HBaseClusterInterface</a></code></span></div>
<div class="block">Stops the given master, by attempting a gradual stop.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#stopMaster(org.apache.hadoop.hbase.ServerName)">stopMaster</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="waitForMasterToStop(org.apache.hadoop.hbase.ServerName,long)">
<h3>waitForMasterToStop</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-317">waitForMasterToStop</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ServerName&nbsp;serverName,
long&nbsp;timeout)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#waitForMasterToStop(org.apache.hadoop.hbase.ServerName,long)">HBaseClusterInterface</a></code></span></div>
<div class="block">Wait for the specified master to stop the thread / process.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#waitForMasterToStop(org.apache.hadoop.hbase.ServerName,long)">waitForMasterToStop</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code> - if something goes wrong or timeout occurs</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="waitForActiveAndReadyMaster(long)">
<h3>waitForActiveAndReadyMaster</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-322">waitForActiveAndReadyMaster</a></span><wbr><span class="parameters">(long&nbsp;timeout)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#waitForActiveAndReadyMaster(long)">HBaseClusterInterface</a></code></span></div>
<div class="block">Blocks until there is an active master and that master has completed initialization.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#waitForActiveAndReadyMaster(long)">waitForActiveAndReadyMaster</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Parameters:</dt>
<dd><code>timeout</code> - the timeout limit in ms</dd>
<dt>Returns:</dt>
<dd>true if an active master becomes available. false if there are no masters left.</dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="getServerHoldingRegion(org.apache.hadoop.hbase.TableName,byte[])">
<h3>getServerHoldingRegion</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">org.apache.hadoop.hbase.ServerName</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-339">getServerHoldingRegion</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.TableName&nbsp;tn,
byte[]&nbsp;regionName)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#getServerHoldingRegion(org.apache.hadoop.hbase.TableName,byte%5B%5D)">HBaseClusterInterface</a></code></span></div>
<div class="block">Get the ServerName of region server serving the specified region</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#getServerHoldingRegion(org.apache.hadoop.hbase.TableName,byte%5B%5D)">getServerHoldingRegion</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Parameters:</dt>
<dd><code>tn</code> - Table name that has the region.</dd>
<dd><code>regionName</code> - Name of the region in bytes</dd>
<dt>Returns:</dt>
<dd>ServerName that hosts the region or null</dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="waitUntilShutDown()">
<h3>waitUntilShutDown</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-353">waitUntilShutDown</a></span>()</div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#waitUntilShutDown()">HBaseClusterInterface</a></code></span></div>
<div class="block">Wait for HBase Cluster to shut down.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#waitUntilShutDown()">waitUntilShutDown</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="shutdown()">
<h3>shutdown</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-359">shutdown</a></span>()
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#shutdown()">HBaseClusterInterface</a></code></span></div>
<div class="block">Shut down the HBase cluster</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="HBaseClusterInterface.html#shutdown()">shutdown</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="isDistributedCluster()">
<h3>isDistributedCluster</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-365">isDistributedCluster</a></span>()</div>
<dl class="notes">
<dt>Overrides:</dt>
<dd><code><a href="HBaseClusterInterface.html#isDistributedCluster()">isDistributedCluster</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Returns:</dt>
<dd>whether we are interacting with a distributed cluster as opposed to an in-process
mini/local cluster.</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="restoreClusterMetrics(org.apache.hadoop.hbase.ClusterMetrics)">
<h3>restoreClusterMetrics</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-370">restoreClusterMetrics</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ClusterMetrics&nbsp;initial)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<div class="block"><span class="descfrm-type-label">Description copied from class:&nbsp;<code><a href="HBaseClusterInterface.html#restoreClusterMetrics(org.apache.hadoop.hbase.ClusterMetrics)">HBaseClusterInterface</a></code></span></div>
<div class="block">Restores the cluster to given state if this is a real cluster, otherwise does nothing. This is
a best effort restore. If the servers are not reachable, or insufficient permissions, etc.
restoration might be partial.</div>
<dl class="notes">
<dt>Overrides:</dt>
<dd><code><a href="HBaseClusterInterface.html#restoreClusterMetrics(org.apache.hadoop.hbase.ClusterMetrics)">restoreClusterMetrics</a></code>&nbsp;in class&nbsp;<code><a href="HBaseClusterInterface.html" title="class in org.apache.hadoop.hbase">HBaseClusterInterface</a></code></dd>
<dt>Returns:</dt>
<dd>whether restoration is complete</dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="restoreMasters(org.apache.hadoop.hbase.ClusterMetrics,org.apache.hadoop.hbase.ClusterMetrics)">
<h3>restoreMasters</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-385">restoreMasters</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ClusterMetrics&nbsp;initial,
org.apache.hadoop.hbase.ClusterMetrics&nbsp;current)</span></div>
</section>
</li>
<li>
<section class="detail" id="restoreRegionServers(org.apache.hadoop.hbase.ClusterMetrics,org.apache.hadoop.hbase.ClusterMetrics)">
<h3>restoreRegionServers</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-495">restoreRegionServers</a></span><wbr><span class="parameters">(org.apache.hadoop.hbase.ClusterMetrics&nbsp;initial,
org.apache.hadoop.hbase.ClusterMetrics&nbsp;current)</span></div>
</section>
</li>
<li>
<section class="detail" id="restoreAdmin()">
<h3>restoreAdmin</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/DistributedHBaseCluster.html#line-549">restoreAdmin</a></span>()
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></span></div>
<dl class="notes">
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code></dd>
</dl>
</section>
</li>
</ul>
</section>
</li>
</ul>
</section>
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