http://git-wip-us.apache.org/repos/asf/hbase-site/blob/804782f0/devapidocs/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html ---------------------------------------------------------------------- diff --git a/devapidocs/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html b/devapidocs/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html index 2604610..37c7193 100644 --- a/devapidocs/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html +++ b/devapidocs/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html @@ -18,7 +18,7 @@ catch(err) { } //--> -var methods = {"i0":10,"i1":10,"i2":10,"i3":10,"i4":9,"i5":9,"i6":10,"i7":10,"i8":10,"i9":9,"i10":9,"i11":10,"i12":10,"i13":10,"i14":10,"i15":10,"i16":9,"i17":10,"i18":10,"i19":10,"i20":10,"i21":10,"i22":10,"i23":10,"i24":10,"i25":10,"i26":10,"i27":10,"i28":10,"i29":10,"i30":10,"i31":10,"i32":10,"i33":10,"i34":10,"i35":10,"i36":10,"i37":10,"i38":10,"i39":10,"i40":10,"i41":10,"i42":10,"i43":10}; +var methods = {"i0":10,"i1":10,"i2":10,"i3":10,"i4":9,"i5":9,"i6":10,"i7":10,"i8":10,"i9":9,"i10":9,"i11":10,"i12":10,"i13":10,"i14":10,"i15":10,"i16":9,"i17":10,"i18":10,"i19":10,"i20":10,"i21":10,"i22":10,"i23":10,"i24":10,"i25":10,"i26":10,"i27":10,"i28":10,"i29":10,"i30":10,"i31":10,"i32":10,"i33":10,"i34":10,"i35":10,"i36":10,"i37":10,"i38":10,"i39":10,"i40":10,"i41":10,"i42":10}; var tabs = {65535:["t0","All Methods"],1:["t1","Static Methods"],2:["t2","Instance Methods"],8:["t4","Concrete Methods"]}; var altColor = "altColor"; var rowColor = "rowColor"; @@ -188,26 +188,22 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#forcible">forcible</a></span></code> </td> </tr> <tr class="rowColor"> -<td class="colFirst"><code>private boolean</code></td> -<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#lock">lock</a></span></code> </td> -</tr> -<tr class="altColor"> <td class="colFirst"><code>private static org.slf4j.Logger</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#LOG">LOG</a></span></code> </td> </tr> -<tr class="rowColor"> +<tr class="altColor"> <td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a></code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#mergedRegion">mergedRegion</a></span></code> </td> </tr> -<tr class="altColor"> +<tr class="rowColor"> <td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a></code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#regionLocation">regionLocation</a></span></code> </td> </tr> -<tr class="rowColor"> +<tr class="altColor"> <td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a>[]</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#regionsToMerge">regionsToMerge</a></span></code> </td> </tr> -<tr class="altColor"> +<tr class="rowColor"> <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Boolean.html?is-external=true"; title="class or interface in java.lang">Boolean</a></code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#traceEnabled">traceEnabled</a></span></code> </td> </tr> @@ -412,35 +408,29 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst </tr> <tr id="i24" class="altColor"> <td class="colFirst"><code>protected boolean</code></td> -<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#hasLock-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">hasLock</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</code> -<div class="block">This is used in conjunction with <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#holdLock-TEnvironment-"><code>Procedure.holdLock(Object)</code></a>.</div> -</td> -</tr> -<tr id="i25" class="rowColor"> -<td class="colFirst"><code>protected boolean</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#holdLock-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">holdLock</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</code> <div class="block">Used to keep the procedure lock even when the procedure is yielding or suspended.</div> </td> </tr> -<tr id="i26" class="altColor"> +<tr id="i25" class="rowColor"> <td class="colFirst"><code>private boolean</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#isMergeable-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.master.RegionState-">isMergeable</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env, <a href="../../../../../../org/apache/hadoop/hbase/master/RegionState.html" title="class in org.apache.hadoop.hbase.master">RegionState</a> rs)</code> </td> </tr> -<tr id="i27" class="rowColor"> +<tr id="i26" class="altColor"> <td class="colFirst"><code>protected boolean</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#isRollbackSupported-org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.MergeTableRegionsState-">isRollbackSupported</a></span>(org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.MergeTableRegionsState state)</code> <div class="block">Used by the default implementation of abort() to know if the current state can be aborted and rollback can be triggered.</div> </td> </tr> -<tr id="i28" class="altColor"> +<tr id="i27" class="rowColor"> <td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Boolean.html?is-external=true"; title="class or interface in java.lang">Boolean</a></code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#isTraceEnabled--">isTraceEnabled</a></span>()</code> <div class="block">The procedure could be restarted from a different machine.</div> </td> </tr> -<tr id="i29" class="rowColor"> +<tr id="i28" class="altColor"> <td class="colFirst"><code>private void</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#mergeStoreFiles-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.regionserver.HRegionFileSystem-org.apache.hadoop.fs.Path-">mergeStoreFiles</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env, <a href="../../../../../../org/apache/hadoop/hbase/regionserver/HRegionFileSystem.html" title="class in org.apache.hadoop.hbase.regionserver">HRegionFileSystem</a> regionFs, @@ -448,55 +438,55 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst <div class="block">Create reference file(s) of merging regions under the merged directory</div> </td> </tr> -<tr id="i30" class="altColor"> +<tr id="i29" class="rowColor"> <td class="colFirst"><code>private void</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#postCompletedMergeRegions-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">postCompletedMergeRegions</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</code> <div class="block">Post merge region action</div> </td> </tr> -<tr id="i31" class="rowColor"> +<tr id="i30" class="altColor"> <td class="colFirst"><code>private void</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#postMergeRegionsCommit-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">postMergeRegionsCommit</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</code> <div class="block">Post merge region action</div> </td> </tr> -<tr id="i32" class="altColor"> +<tr id="i31" class="rowColor"> <td class="colFirst"><code>private void</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#postRollBackMergeRegions-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">postRollBackMergeRegions</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</code> <div class="block">Action after rollback a merge table regions action.</div> </td> </tr> -<tr id="i33" class="rowColor"> +<tr id="i32" class="altColor"> <td class="colFirst"><code>private void</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#preMergeRegions-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">preMergeRegions</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</code> <div class="block">Pre merge region action</div> </td> </tr> -<tr id="i34" class="altColor"> +<tr id="i33" class="rowColor"> <td class="colFirst"><code>private void</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#preMergeRegionsCommit-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">preMergeRegionsCommit</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</code> <div class="block">Post merge region action</div> </td> </tr> -<tr id="i35" class="rowColor"> +<tr id="i34" class="altColor"> <td class="colFirst"><code>private boolean</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#prepareMergeRegion-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">prepareMergeRegion</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</code> <div class="block">Prepare merge and do some check</div> </td> </tr> -<tr id="i36" class="altColor"> +<tr id="i35" class="rowColor"> <td class="colFirst"><code>protected void</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#releaseLock-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">releaseLock</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</code> <div class="block">The user should override this method, and release lock if necessary.</div> </td> </tr> -<tr id="i37" class="rowColor"> +<tr id="i36" class="altColor"> <td class="colFirst"><code>private void</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#rollbackCloseRegionsForMerge-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">rollbackCloseRegionsForMerge</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</code> <div class="block">Rollback close regions</div> </td> </tr> -<tr id="i38" class="altColor"> +<tr id="i37" class="rowColor"> <td class="colFirst"><code>protected void</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#rollbackState-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.MergeTableRegionsState-">rollbackState</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env, org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.MergeTableRegionsState state)</code> @@ -505,33 +495,33 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst AssignProcedures) .</div> </td> </tr> -<tr id="i39" class="rowColor"> +<tr id="i38" class="altColor"> <td class="colFirst"><code>protected void</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#serializeStateData-org.apache.hadoop.hbase.procedure2.ProcedureStateSerializer-">serializeStateData</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/procedure2/ProcedureStateSerializer.html" title="interface in org.apache.hadoop.hbase.procedure2">ProcedureStateSerializer</a> serializer)</code> <div class="block">The user-level code of the procedure may have some state to persist (e.g.</div> </td> </tr> -<tr id="i40" class="altColor"> +<tr id="i39" class="rowColor"> <td class="colFirst"><code>void</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#setRegionStateToMerging-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">setRegionStateToMerging</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</code> <div class="block">Set the region states to MERGING state</div> </td> </tr> -<tr id="i41" class="rowColor"> +<tr id="i40" class="altColor"> <td class="colFirst"><code>void</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#toStringClassDetails-java.lang.StringBuilder-">toStringClassDetails</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/StringBuilder.html?is-external=true"; title="class or interface in java.lang">StringBuilder</a> sb)</code> <div class="block">Extend the toString() information with the procedure details e.g.</div> </td> </tr> -<tr id="i42" class="altColor"> +<tr id="i41" class="rowColor"> <td class="colFirst"><code>private void</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#updateMetaForMergedRegions-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">updateMetaForMergedRegions</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</code> <div class="block">Add merged region to META and delete original regions.</div> </td> </tr> -<tr id="i43" class="rowColor"> +<tr id="i42" class="altColor"> <td class="colFirst"><code>private void</code></td> <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#writeMaxSequenceIdFile-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">writeMaxSequenceIdFile</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</code> </td> </tr> @@ -541,7 +531,7 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst <!-- --> </a> <h3>Methods inherited from class org.apache.hadoop.hbase.master.procedure.<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineTableProcedure.html" title="class in org.apache.hadoop.hbase.master.procedure">AbstractStateMachineTableProcedure</a></h3> -<code><a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineTableProcedure.html#checkOnline-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.client.RegionInfo-">checkOnline</a>, <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineTableProcedure.html#checkTableModifiable-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">checkTableModifiable</a>, <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineTableProcedure.html#getRegionDir-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.client.RegionInfo-">getRegionDir</a>, <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineTableProcedure.html#getUser--">getUser</a>, <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineTableProcedure.html#preflightChecks-org.apache.hadoop.hbase.master.pro cedure.MasterProcedureEnv-java.lang.Boolean-">preflightChecks</a>, <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineTableProcedure.html#releaseSyncLatch--">releaseSyncLatch</a>, <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineTableProcedure.html#setUser-org.apache.hadoop.hbase.security.User-">setUser</a></code></li> +<code><a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineTableProcedure.html#checkOnline-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.client.RegionInfo-">checkOnline</a>, <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineTableProcedure.html#checkTableModifiable-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">checkTableModifiable</a>, <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineTableProcedure.html#getRegionDir-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.client.RegionInfo-">getRegionDir</a>, <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineTableProcedure.html#getUser--">getUser</a>, <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineTableProcedure.html#preflightChecks-org.apache.hadoop.hbase.master.pro cedure.MasterProcedureEnv-java.lang.Boolean-">preflightChecks</a>, <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineTableProcedure.html#releaseSyncLatch--">releaseSyncLatch</a>, <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineTableProcedure.html#setUser-org.apache.hadoop.hbase.security.User-">setUser</a>, <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineTableProcedure.html#waitInitialized-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">waitInitialized</a></code></li> </ul> <ul class="blockList"> <li class="blockList"><a name="methods.inherited.from.class.org.apache.hadoop.hbase.procedure2.StateMachineProcedure"> @@ -555,7 +545,7 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst <!-- --> </a> <h3>Methods inherited from class org.apache.hadoop.hbase.procedure2.<a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html" title="class in org.apache.hadoop.hbase.procedure2">Procedure</a></h3> -<code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#addStackIndex-int-">addStackIndex</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#afterReplay-TEnvironment-">afterReplay</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#beforeReplay-TEnvironment-">beforeReplay</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#compareTo-org.apache.hadoop.hbase.procedure2.Procedure-">compareTo</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#completionCleanup-TEnvironment-">completionCleanup</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#doAcquireLock-TEnvironment-">doAcquireLock</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#doExecute-TEnvironment-">doExecute</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#doReleaseLock-TEnvironment-">d oReleaseLock</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#doRollback-TEnvironment-">doRollback</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#elapsedTime--">elapsedTime</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getChildrenLatch--">getChildrenLatch</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getException--">getException</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getLastUpdate--">getLastUpdate</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getNonceKey--">getNonceKey</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getOwner--">getOwner</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getParentProcId--">getParentProcId</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#ge tProcId--">getProcId</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getProcIdHashCode-long-">getProcIdHashCode</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getProcName--">getProcName</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getResult--">getResult</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getRootProcedureId-java.util.Map-org.apache.hadoop.hbase.procedure2.Procedure-">getRootProcedureId</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#getRootProcId--">getRootProcId</a>, <a 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href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.207">getMergedRegionIdTimestamp</a>(<a href="../../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a> regionToMergeA, +<pre>private static long <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.206">getMergedRegionIdTimestamp</a>(<a href="../../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a> regionToMergeA, <a href="../../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a> regionToMergeB)</pre> </li> </ul> @@ -785,7 +766,7 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst <ul class="blockList"> <li class="blockList"> <h4>executeFromState</h4> -<pre>protected <a href="../../../../../../org/apache/hadoop/hbase/procedure2/StateMachineProcedure.Flow.html" title="enum in org.apache.hadoop.hbase.procedure2">StateMachineProcedure.Flow</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.221">executeFromState</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env, +<pre>protected <a href="../../../../../../org/apache/hadoop/hbase/procedure2/StateMachineProcedure.Flow.html" title="enum in org.apache.hadoop.hbase.procedure2">StateMachineProcedure.Flow</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.220">executeFromState</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env, org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.MergeTableRegionsState state)</pre> <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/StateMachineProcedure.html#executeFromState-TEnvironment-TState-">StateMachineProcedure</a></code></span></div> <div class="block">called to perform a single step of the specified 'state' of the procedure</div> @@ -805,7 +786,7 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst <ul class="blockList"> <li class="blockList"> <h4>rollbackState</h4> -<pre>protected void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.297">rollbackState</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env, +<pre>protected void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.296">rollbackState</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env, org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.MergeTableRegionsState state) 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">To rollback <a href="../../../../../../org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html" title="class in org.apache.hadoop.hbase.master.assignment"><code>MergeTableRegionsProcedure</code></a>, two AssignProcedures are asynchronously @@ -827,7 +808,7 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst <ul class="blockList"> <li class="blockList"> <h4>isRollbackSupported</h4> -<pre>protected boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.347">isRollbackSupported</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.MergeTableRegionsState state)</pre> +<pre>protected boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.346">isRollbackSupported</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.MergeTableRegionsState state)</pre> <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/StateMachineProcedure.html#isRollbackSupported-TState-">StateMachineProcedure</a></code></span></div> <div class="block">Used by the default implementation of abort() to know if the current state can be aborted and rollback can be triggered.</div> @@ -843,7 +824,7 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst <ul class="blockList"> <li class="blockList"> <h4>getState</h4> -<pre>protected org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.MergeTableRegionsState <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.362">getState</a>(int stateId)</pre> +<pre>protected org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.MergeTableRegionsState <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.361">getState</a>(int stateId)</pre> <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/StateMachineProcedure.html#getState-int-">StateMachineProcedure</a></code></span></div> <div class="block">Convert an ordinal (or state id) to an Enum (or more descriptive) state object.</div> <dl> @@ -862,7 +843,7 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst <ul class="blockList"> <li class="blockList"> <h4>getStateId</h4> -<pre>protected int <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.367">getStateId</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.MergeTableRegionsState state)</pre> +<pre>protected int <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.366">getStateId</a>(org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.MergeTableRegionsState state)</pre> <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/StateMachineProcedure.html#getStateId-TState-">StateMachineProcedure</a></code></span></div> <div class="block">Convert the Enum (or more descriptive) state object to an ordinal (or state id).</div> <dl> @@ -881,7 +862,7 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst <ul class="blockList"> <li class="blockList"> <h4>getInitialState</h4> -<pre>protected org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.MergeTableRegionsState <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.372">getInitialState</a>()</pre> +<pre>protected org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.MergeTableRegionsState <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.371">getInitialState</a>()</pre> <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/StateMachineProcedure.html#getInitialState--">StateMachineProcedure</a></code></span></div> <div class="block">Return the initial state object that will be used for the first call to executeFromState().</div> <dl> @@ -898,7 +879,7 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst <ul class="blockList"> <li class="blockList"> <h4>serializeStateData</h4> -<pre>protected void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.377">serializeStateData</a>(<a href="../../../../../../org/apache/hadoop/hbase/procedure2/ProcedureStateSerializer.html" title="interface in org.apache.hadoop.hbase.procedure2">ProcedureStateSerializer</a> serializer) +<pre>protected void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.376">serializeStateData</a>(<a href="../../../../../../org/apache/hadoop/hbase/procedure2/ProcedureStateSerializer.html" title="interface in org.apache.hadoop.hbase.procedure2">ProcedureStateSerializer</a> serializer) throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true"; title="class or interface in java.io">IOException</a></pre> <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#serializeStateData-org.apache.hadoop.hbase.procedure2.ProcedureStateSerializer-">Procedure</a></code></span></div> <div class="block">The user-level code of the procedure may have some state to @@ -920,7 +901,7 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst <ul class="blockList"> <li class="blockList"> <h4>deserializeStateData</h4> -<pre>protected void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.393">deserializeStateData</a>(<a href="../../../../../../org/apache/hadoop/hbase/procedure2/ProcedureStateSerializer.html" title="interface in org.apache.hadoop.hbase.procedure2">ProcedureStateSerializer</a> serializer) +<pre>protected void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.392">deserializeStateData</a>(<a href="../../../../../../org/apache/hadoop/hbase/procedure2/ProcedureStateSerializer.html" title="interface in org.apache.hadoop.hbase.procedure2">ProcedureStateSerializer</a> serializer) throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true"; title="class or interface in java.io">IOException</a></pre> <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#deserializeStateData-org.apache.hadoop.hbase.procedure2.ProcedureStateSerializer-">Procedure</a></code></span></div> <div class="block">Called on store load to allow the user to decode the previously serialized @@ -941,7 +922,7 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst <ul class="blockList"> <li class="blockList"> <h4>toStringClassDetails</h4> -<pre>public void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.411">toStringClassDetails</a>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/StringBuilder.html?is-external=true"; title="class or interface in java.lang">StringBuilder</a> sb)</pre> +<pre>public void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.410">toStringClassDetails</a>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/StringBuilder.html?is-external=true"; title="class or interface in java.lang">StringBuilder</a> sb)</pre> <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#toStringClassDetails-java.lang.StringBuilder-">Procedure</a></code></span></div> <div class="block">Extend the toString() information with the procedure details e.g. className and parameters</div> @@ -959,29 +940,29 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst <ul class="blockList"> <li class="blockList"> <h4>acquireLock</h4> -<pre>protected <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.LockState.html" title="enum in org.apache.hadoop.hbase.procedure2">Procedure.LockState</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.422">acquireLock</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</pre> +<pre>protected <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.LockState.html" title="enum in org.apache.hadoop.hbase.procedure2">Procedure.LockState</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.421">acquireLock</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</pre> <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#acquireLock-TEnvironment-">Procedure</a></code></span></div> -<div class="block">The user should override this method if they need a lock on an Entity. - A lock can be anything, and it is up to the implementor. The Procedure - Framework will call this method just before it invokes <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#execute-TEnvironment-"><code>Procedure.execute(Object)</code></a>. - It calls <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#releaseLock-TEnvironment-"><code>Procedure.releaseLock(Object)</code></a> after the call to execute. - - <p>If you need to hold the lock for the life of the Procedure -- i.e. you do not - want any other Procedure interfering while this Procedure is running, see - <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#holdLock-TEnvironment-"><code>Procedure.holdLock(Object)</code></a>. - - <p>Example: in our Master we can execute request in parallel for different tables. - We can create t1 and create t2 and these creates can be executed at the same time. - Anything else on t1/t2 is queued waiting that specific table create to happen. - - <p>There are 3 LockState: - <ul><li>LOCK_ACQUIRED should be returned when the proc has the lock and the proc is - ready to execute.</li> - <li>LOCK_YIELD_WAIT should be returned when the proc has not the lock and the framework - should take care of readding the procedure back to the runnable set for retry</li> - <li>LOCK_EVENT_WAIT should be returned when the proc has not the lock and someone will - take care of readding the procedure back to the runnable set when the lock is available. - </li></ul></div> +<div class="block">The user should override this method if they need a lock on an Entity. A lock can be anything, + and it is up to the implementor. The Procedure Framework will call this method just before it + invokes <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#execute-TEnvironment-"><code>Procedure.execute(Object)</code></a>. It calls <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#releaseLock-TEnvironment-"><code>Procedure.releaseLock(Object)</code></a> after the call to + execute. + <p/> + If you need to hold the lock for the life of the Procedure -- i.e. you do not want any other + Procedure interfering while this Procedure is running, see <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#holdLock-TEnvironment-"><code>Procedure.holdLock(Object)</code></a>. + <p/> + Example: in our Master we can execute request in parallel for different tables. We can create + t1 and create t2 and these creates can be executed at the same time. Anything else on t1/t2 is + queued waiting that specific table create to happen. + <p/> + There are 3 LockState: + <ul> + <li>LOCK_ACQUIRED should be returned when the proc has the lock and the proc is ready to + execute.</li> + <li>LOCK_YIELD_WAIT should be returned when the proc has not the lock and the framework should + take care of readding the procedure back to the runnable set for retry</li> + <li>LOCK_EVENT_WAIT should be returned when the proc has not the lock and someone will take + care of readding the procedure back to the runnable set when the lock is available.</li> + </ul></div> <dl> <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> <dd><code><a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineTableProcedure.html#acquireLock-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">acquireLock</a></code> in class <code><a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineTableProcedure.html" title="class in org.apache.hadoop.hbase.master.procedure">AbstractStateMachineTableProcedure</a><org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.MergeTableRegionsState></code></dd> @@ -996,7 +977,7 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst <ul class="blockList"> <li class="blockList"> <h4>releaseLock</h4> -<pre>protected void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.439">releaseLock</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</pre> +<pre>protected void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.435">releaseLock</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</pre> <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#releaseLock-TEnvironment-">Procedure</a></code></span></div> <div class="block">The user should override this method, and release lock if necessary.</div> <dl> @@ -1011,40 +992,14 @@ extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/Abst <ul class="blockList"> <li class="blockList"> <h4>holdLock</h4> -<pre>protected boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.446">holdLock</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</pre> +<pre>protected boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.441">holdLock</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</pre> <div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#holdLock-TEnvironment-">Procedure</a></code></span></div> -<div class="block">Used to keep the procedure lock even when the procedure is yielding or suspended. - Must implement <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#hasLock-TEnvironment-"><code>Procedure.hasLock(Object)</code></a> if you want to hold the lock for life - of the Procedure.</div> +<div class="block">Used to keep the procedure lock even when the procedure is yielding or suspended.</div> <dl> <dt><span class="overrideSpecifyLabel">Overrides:</span></dt> <dd><code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#holdLock-TEnvironment-">holdLock</a></code> in class <code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html" title="class in org.apache.hadoop.hbase.procedure2">Procedure</a><<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a>></code></dd> <dt><span class="returnLabel">Returns:</span></dt> <dd>true if the procedure should hold on the lock until completionCleanup()</dd> -<dt><span class="seeLabel">See Also:</span></dt> -<dd><a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#hasLock-TEnvironment-"><code>Procedure.hasLock(Object)</code></a></dd> -</dl> -</li> -</ul> -<a name="hasLock-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-"> -<!-- --> -</a> -<ul class="blockList"> -<li class="blockList"> -<h4>hasLock</h4> -<pre>protected boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/MergeTableRegionsProcedure.html#line.451">hasLock</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</pre> -<div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#hasLock-TEnvironment-">Procedure</a></code></span></div> -<div class="block">This is used in conjunction with <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#holdLock-TEnvironment-"><code>Procedure.holdLock(Object)</code></a>. If <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#holdLock-TEnvironment-"><code>Procedure.holdLock(Object)</code></a> - returns true, the procedure executor will call acquireLock() once and thereafter - not call <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#releaseLock-TEnvironment-"><code>Procedure.releaseLock(Object)</code></a> until the Procedure is done (Normally, it calls - release/acquire around each invocation of <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#execute-TEnvironment-"><code>Procedure.execute(Object)</code></a>.</div> -<dl> -<dt><span class="overrideSpecifyLabel">Overrides:</span></dt> -<dd><code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#hasLock-TEnvironment-">hasLock</a></code> in class <code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html" title="class in org.apache.hadoop.hbase.procedure2">Procedure</a><<a 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