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<div class="subTitle">org.apache.hadoop.hbase.rsgroup</div>
<h2 title="Interface RSGroupInfoManager" class="title">Interface RSGroupInfoManager</h2>
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<pre>@InterfaceAudience.Private
public interface <a href="../../../../../src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#line.34">RSGroupInfoManager</a></pre>
<div class="block">Interface used to manage RSGroupInfo storage. An implementation has the option to support offline
mode. See <code>RSGroupBasedLoadBalancer</code>.</div>
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<h3>Method Summary</h3>
<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t5" class="tableTab"><span><a href="javascript:show(16);">Default Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tr id="i0" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#addRSGroup-org.apache.hadoop.hbase.rsgroup.RSGroupInfo-">addRSGroup</a></span>(<a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfo.html" title="class in org.apache.hadoop.hbase.rsgroup">RSGroupInfo</a>&nbsp;rsGroupInfo)</code>
<div class="block">Add given RSGroupInfo to existing list of group infos.</div>
</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#balanceRSGroup-java.lang.String-">balanceRSGroup</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;groupName)</code>
<div class="block">Balance a region server group.</div>
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<tr id="i2" class="altColor">
<td class="colFirst"><code>static <a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html" title="interface in org.apache.hadoop.hbase.rsgroup">RSGroupInfoManager</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#create-org.apache.hadoop.hbase.master.MasterServices-">create</a></span>(<a href="../../../../../org/apache/hadoop/hbase/master/MasterServices.html" title="interface in org.apache.hadoop.hbase.master">MasterServices</a>&nbsp;master)</code>&nbsp;</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#determineRSGroupInfoForTable-org.apache.hadoop.hbase.TableName-">determineRSGroupInfoForTable</a></span>(<a href="../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName)</code>
<div class="block">Determine <code>RSGroupInfo</code> for the given table.</div>
</td>
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<tr id="i4" class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfo.html" title="class in org.apache.hadoop.hbase.rsgroup">RSGroupInfo</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#getRSGroup-java.lang.String-">getRSGroup</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;groupName)</code>
<div class="block">Gets <code>RSGroupInfo</code> for the given group name.</div>
</td>
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<tr id="i5" class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfo.html" title="class in org.apache.hadoop.hbase.rsgroup">RSGroupInfo</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#getRSGroupForTable-org.apache.hadoop.hbase.TableName-">getRSGroupForTable</a></span>(<a href="../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName)</code>
<div class="block">Get <code>RSGroupInfo</code> for the given table.</div>
</td>
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<tr id="i6" class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfo.html" title="class in org.apache.hadoop.hbase.rsgroup">RSGroupInfo</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#getRSGroupOfServer-org.apache.hadoop.hbase.net.Address-">getRSGroupOfServer</a></span>(<a href="../../../../../org/apache/hadoop/hbase/net/Address.html" title="class in org.apache.hadoop.hbase.net">Address</a>&nbsp;serverHostPort)</code>
<div class="block">Gets the group info of server.</div>
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<tr id="i7" class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#isOnline--">isOnline</a></span>()</code>
<div class="block">Whether the manager is able to fully return group metadata</div>
</td>
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<tr id="i8" class="altColor">
<td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfo.html" title="class in org.apache.hadoop.hbase.rsgroup">RSGroupInfo</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#listRSGroups--">listRSGroups</a></span>()</code>
<div class="block">List the existing <code>RSGroupInfo</code>s.</div>
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<tr id="i9" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#moveServers-java.util.Set-java.lang.String-">moveServers</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a>&lt;<a href="../../../../../org/apache/hadoop/hbase/net/Address.html" title="class in org.apache.hadoop.hbase.net">Address</a>&gt;&nbsp;servers,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;targetGroupName)</code>
<div class="block">Move servers to a new group.</div>
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<tr id="i10" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#removeRSGroup-java.lang.String-">removeRSGroup</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;groupName)</code>
<div class="block">Remove a region server group.</div>
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<tr id="i11" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#removeServers-java.util.Set-">removeServers</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a>&lt;<a href="../../../../../org/apache/hadoop/hbase/net/Address.html" title="class in org.apache.hadoop.hbase.net">Address</a>&gt;&nbsp;servers)</code>
<div class="block">Remove decommissioned servers from rsgroup</div>
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<tr id="i12" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#renameRSGroup-java.lang.String-java.lang.String-">renameRSGroup</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;oldName,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;newName)</code>
<div class="block">Rename rsgroup</div>
</td>
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<tr id="i13" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#setRSGroup-java.util.Set-java.lang.String-">setRSGroup</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a>&lt;<a href="../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&gt;&nbsp;tables,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;groupName)</code>
<div class="block">Set group for tables.</div>
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<tr id="i14" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#start--">start</a></span>()</code>&nbsp;</td>
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<tr id="i15" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#updateRSGroupConfig-java.lang.String-java.util.Map-">updateRSGroupConfig</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;groupName,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;configuration)</code>
<div class="block">Update RSGroup configuration</div>
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<pre>void&nbsp;<a href="../../../../../src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#line.36">start</a>()</pre>
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<h4>addRSGroup</h4>
<pre>void&nbsp;<a href="../../../../../src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#line.41">addRSGroup</a>(<a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfo.html" title="class in org.apache.hadoop.hbase.rsgroup">RSGroupInfo</a>&nbsp;rsGroupInfo)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Add given RSGroupInfo to existing list of group infos.</div>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<pre>void&nbsp;<a href="../../../../../src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#line.46">removeRSGroup</a>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;groupName)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Remove a region server group.</div>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<h4>moveServers</h4>
<pre>void&nbsp;<a href="../../../../../src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#line.51">moveServers</a>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a>&lt;<a href="../../../../../org/apache/hadoop/hbase/net/Address.html" title="class in org.apache.hadoop.hbase.net">Address</a>&gt;&nbsp;servers,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;targetGroupName)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Move servers to a new group.</div>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<pre><a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfo.html" title="class in org.apache.hadoop.hbase.rsgroup">RSGroupInfo</a>&nbsp;<a href="../../../../../src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#line.56">getRSGroupOfServer</a>(<a href="../../../../../org/apache/hadoop/hbase/net/Address.html" title="class in org.apache.hadoop.hbase.net">Address</a>&nbsp;serverHostPort)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Gets the group info of server.</div>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<pre><a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfo.html" title="class in org.apache.hadoop.hbase.rsgroup">RSGroupInfo</a>&nbsp;<a href="../../../../../src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#line.61">getRSGroup</a>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;groupName)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Gets <code>RSGroupInfo</code> for the given group name.</div>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<pre><a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfo.html" title="class in org.apache.hadoop.hbase.rsgroup">RSGroupInfo</a>&gt;&nbsp;<a href="../../../../../src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#line.66">listRSGroups</a>()
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">List the existing <code>RSGroupInfo</code>s.</div>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<pre>boolean&nbsp;<a href="../../../../../src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#line.72">isOnline</a>()</pre>
<div class="block">Whether the manager is able to fully return group metadata</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>whether the manager is in online mode</dd>
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<pre>void&nbsp;<a href="../../../../../src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#line.78">removeServers</a>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a>&lt;<a href="../../../../../org/apache/hadoop/hbase/net/Address.html" title="class in org.apache.hadoop.hbase.net">Address</a>&gt;&nbsp;servers)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Remove decommissioned servers from rsgroup</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>servers</code> - set of servers to remove</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<pre><a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfo.html" title="class in org.apache.hadoop.hbase.rsgroup">RSGroupInfo</a>&nbsp;<a href="../../../../../src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#line.83">getRSGroupForTable</a>(<a href="../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Get <code>RSGroupInfo</code> for the given table.</div>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<h4>create</h4>
<pre>static&nbsp;<a href="../../../../../org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html" title="interface in org.apache.hadoop.hbase.rsgroup">RSGroupInfoManager</a>&nbsp;<a href="../../../../../src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#line.85">create</a>(<a href="../../../../../org/apache/hadoop/hbase/master/MasterServices.html" title="interface in org.apache.hadoop.hbase.master">MasterServices</a>&nbsp;master)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<pre>boolean&nbsp;<a href="../../../../../src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#line.96">balanceRSGroup</a>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;groupName)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Balance a region server group.</div>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<pre>void&nbsp;<a href="../../../../../src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#line.101">setRSGroup</a>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util">Set</a>&lt;<a href="../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&gt;&nbsp;tables,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;groupName)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Set group for tables.</div>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<pre><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;<a href="../../../../../src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#line.108">determineRSGroupInfoForTable</a>(<a href="../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>&nbsp;tableName)</pre>
<div class="block">Determine <code>RSGroupInfo</code> for the given table.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>tableName</code> - table name</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>rsgroup name</dd>
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<pre>void&nbsp;<a href="../../../../../src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#line.116">renameRSGroup</a>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;oldName,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;newName)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Rename rsgroup</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>oldName</code> - old rsgroup name</dd>
<dd><code>newName</code> - new rsgroup name</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<pre>void&nbsp;<a href="../../../../../src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManager.html#line.124">updateRSGroupConfig</a>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;groupName,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&gt;&nbsp;configuration)
throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Update RSGroup configuration</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>groupName</code> - the group name</dd>
<dd><code>configuration</code> - new configuration of the group name to be set</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - if a remote or network exception occurs</dd>
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