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<h1 title="Uses of Package org.apache.hadoop.hbase.master.assignment" class="title">Uses of Package<br>org.apache.hadoop.hbase.master.assignment</h1>
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<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing packages, and an explanation">
<caption><span>Packages that use <a href="../../../../../../org/apache/hadoop/hbase/master/assignment/package-summary.html">org.apache.hadoop.hbase.master.assignment</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Package</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><a href="#org.apache.hadoop.hbase.master">org.apache.hadoop.hbase.master</a></td>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="#org.apache.hadoop.hbase.master.assignment">org.apache.hadoop.hbase.master.assignment</a></td>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="#org.apache.hadoop.hbase.master.janitor">org.apache.hadoop.hbase.master.janitor</a></td>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="#org.apache.hadoop.hbase.master.normalizer">org.apache.hadoop.hbase.master.normalizer</a></td>
<td class="colLast">
<div class="block">The Region Normalizer subsystem is responsible for coaxing all the regions in a table toward
a "normal" size, according to their storefile size.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="#org.apache.hadoop.hbase.master.procedure">org.apache.hadoop.hbase.master.procedure</a></td>
<td class="colLast">&nbsp;</td>
</tr>
</tbody>
</table>
</li>
<li class="blockList"><a name="org.apache.hadoop.hbase.master">
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</a>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing classes, and an explanation">
<caption><span>Classes in <a href="../../../../../../org/apache/hadoop/hbase/master/assignment/package-summary.html">org.apache.hadoop.hbase.master.assignment</a> used by <a href="../../../../../../org/apache/hadoop/hbase/master/package-summary.html">org.apache.hadoop.hbase.master</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colOne" scope="col">Class and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/class-use/AssignmentManager.html#org.apache.hadoop.hbase.master">AssignmentManager</a>
<div class="block">The AssignmentManager is the coordinator for region assign/unassign operations.</div>
</td>
</tr>
</tbody>
</table>
</li>
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<caption><span>Classes in <a href="../../../../../../org/apache/hadoop/hbase/master/assignment/package-summary.html">org.apache.hadoop.hbase.master.assignment</a> used by <a href="../../../../../../org/apache/hadoop/hbase/master/assignment/package-summary.html">org.apache.hadoop.hbase.master.assignment</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colOne" scope="col">Class and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/class-use/AssignmentManager.html#org.apache.hadoop.hbase.master.assignment">AssignmentManager</a>
<div class="block">The AssignmentManager is the coordinator for region assign/unassign operations.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/class-use/AssignmentManager.DeadServerMetricRegionChore.html#org.apache.hadoop.hbase.master.assignment">AssignmentManager.DeadServerMetricRegionChore</a>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/class-use/AssignmentManager.RegionInTransitionChore.html#org.apache.hadoop.hbase.master.assignment">AssignmentManager.RegionInTransitionChore</a>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/class-use/AssignmentManager.RegionInTransitionStat.html#org.apache.hadoop.hbase.master.assignment">AssignmentManager.RegionInTransitionStat</a>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/class-use/GCRegionProcedure.html#org.apache.hadoop.hbase.master.assignment">GCRegionProcedure</a>
<div class="block">GC a Region that is no longer in use.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/class-use/MergeTableRegionsProcedure.html#org.apache.hadoop.hbase.master.assignment">MergeTableRegionsProcedure</a>
<div class="block">The procedure to Merge regions in a table.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/class-use/RegionRemoteProcedureBase.html#org.apache.hadoop.hbase.master.assignment">RegionRemoteProcedureBase</a>
<div class="block">The base class for the remote procedures used to open/close a region.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/class-use/RegionStateNode.html#org.apache.hadoop.hbase.master.assignment">RegionStateNode</a>
<div class="block">Current Region State.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/class-use/RegionStates.html#org.apache.hadoop.hbase.master.assignment">RegionStates</a>
<div class="block">RegionStates contains a set of Maps that describes the in-memory state of the AM, with
the regions available in the system, the region in transition, the offline regions and
the servers holding regions.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/class-use/RegionStates.RegionFailedOpen.html#org.apache.hadoop.hbase.master.assignment">RegionStates.RegionFailedOpen</a>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/class-use/RegionStates.RegionStateStampComparator.html#org.apache.hadoop.hbase.master.assignment">RegionStates.RegionStateStampComparator</a>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/class-use/RegionStateStore.html#org.apache.hadoop.hbase.master.assignment">RegionStateStore</a>
<div class="block">Store Region State to hbase:meta table.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/class-use/RegionStateStore.RegionStateVisitor.html#org.apache.hadoop.hbase.master.assignment">RegionStateStore.RegionStateVisitor</a>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/class-use/RegionTransitionProcedure.html#org.apache.hadoop.hbase.master.assignment">RegionTransitionProcedure</a>
<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;
<div class="block"><span class="deprecationComment">Do not use any more.</span></div>
</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/class-use/ServerState.html#org.apache.hadoop.hbase.master.assignment">ServerState</a>
<div class="block">Server State.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/class-use/ServerStateNode.html#org.apache.hadoop.hbase.master.assignment">ServerStateNode</a>
<div class="block">State of Server; list of hosted regions, etc.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/class-use/SplitTableRegionProcedure.html#org.apache.hadoop.hbase.master.assignment">SplitTableRegionProcedure</a>
<div class="block">The procedure to split a region in a table.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/class-use/TransitRegionStateProcedure.html#org.apache.hadoop.hbase.master.assignment">TransitRegionStateProcedure</a>
<div class="block">The procedure to deal with the state transition of a region.</div>
</td>
</tr>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/class-use/TransitRegionStateProcedure.TransitionType.html#org.apache.hadoop.hbase.master.assignment">TransitRegionStateProcedure.TransitionType</a>&nbsp;</td>
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<tr>
<th class="colOne" scope="col">Class and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/class-use/AssignmentManager.html#org.apache.hadoop.hbase.master.janitor">AssignmentManager</a>
<div class="block">The AssignmentManager is the coordinator for region assign/unassign operations.</div>
</td>
</tr>
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<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/class-use/RegionStates.html#org.apache.hadoop.hbase.master.normalizer">RegionStates</a>
<div class="block">RegionStates contains a set of Maps that describes the in-memory state of the AM, with
the regions available in the system, the region in transition, the offline regions and
the servers holding regions.</div>
</td>
</tr>
</tbody>
</table>
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<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/class-use/AssignmentManager.html#org.apache.hadoop.hbase.master.procedure">AssignmentManager</a>
<div class="block">The AssignmentManager is the coordinator for region assign/unassign operations.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colOne"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/class-use/RegionStateNode.html#org.apache.hadoop.hbase.master.procedure">RegionStateNode</a>
<div class="block">Current Region State.</div>
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