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Posted to commits@hbase.apache.org by gi...@apache.org on 2018/05/01 14:47:32 UTC
[19/24] hbase-site git commit: Published site at
7790ab156eabbea4527ec8e5a1c39430398bed0c.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/40477ee9/devapidocs/org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html
----------------------------------------------------------------------
diff --git a/devapidocs/org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html b/devapidocs/org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html
index 3d893d9..8472b08 100644
--- a/devapidocs/org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html
+++ b/devapidocs/org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html
@@ -18,7 +18,7 @@
catch(err) {
}
//-->
-var methods = {"i0":10,"i1":10,"i2":10,"i3":10,"i4":6,"i5":10,"i6":10,"i7":6,"i8":10,"i9":10,"i10":10,"i11":10,"i12":10,"i13":6,"i14":10,"i15":10,"i16":10,"i17":6,"i18":6,"i19":10,"i20":10,"i21":10,"i22":6,"i23":10,"i24":10,"i25":10,"i26":10,"i27":10,"i28":6,"i29":10,"i30":10,"i31":6};
+var methods = {"i0":10,"i1":10,"i2":10,"i3":10,"i4":6,"i5":10,"i6":10,"i7":10,"i8":10,"i9":6,"i10":10,"i11":10,"i12":10,"i13":10,"i14":10,"i15":6,"i16":10,"i17":10,"i18":10,"i19":6,"i20":6,"i21":10,"i22":10,"i23":10,"i24":6,"i25":10,"i26":10,"i27":10,"i28":10,"i29":10,"i30":10,"i31":10,"i32":6,"i33":10,"i34":10,"i35":6};
var tabs = {65535:["t0","All Methods"],2:["t2","Instance Methods"],4:["t3","Abstract Methods"],8:["t4","Concrete Methods"]};
var altColor = "altColor";
var rowColor = "rowColor";
@@ -123,7 +123,7 @@ var activeTableTab = "activeTableTab";
<hr>
<br>
<pre>@InterfaceAudience.Private
-public abstract class <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html#line.87">RegionTransitionProcedure</a>
+public abstract class <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html#line.99">RegionTransitionProcedure</a>
extends <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>>
implements <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/TableProcedureInterface.html" title="interface in org.apache.hadoop.hbase.master.procedure">TableProcedureInterface</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/RemoteProcedureDispatcher.RemoteProcedure.html" title="interface in org.apache.hadoop.hbase.procedure2">RemoteProcedureDispatcher.RemoteProcedure</a><<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a>,<a href="../../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>></pre>
<div class="block">Base class for the Assign and Unassign Procedure.
@@ -159,11 +159,18 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/T
intentionally not implemented. It is a 'one shot' procedure. See its class doc for how it
handles failure.
</li>
+ <li>If we find a region in an 'unexpected' state, we'll complain and retry with backoff forever.
+ The 'unexpected' state needs to be fixed either by another running Procedure or by operator
+ intervention (Regions in 'unexpected' state indicates bug or unexpected transition type).
+ For this to work, subclasses need to persist the 'attempt' counter kept in this class when
+ they do serializeStateData and restore it inside their deserializeStateData, just as they do
+ for <a href="../../../../../../org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html#regionInfo"><code>regionInfo</code></a>.
+ </li>
</ul>
</p>
- <p>TODO: Considering it is a priority doing all we can to get make a region available as soon as possible,
- re-attempting with any target makes sense if specified target fails in case of
+ <p>TODO: Considering it is a priority doing all we can to get make a region available as soon as
+ possible, re-attempting with any target makes sense if specified target fails in case of
<a href="../../../../../../org/apache/hadoop/hbase/master/assignment/AssignProcedure.html" title="class in org.apache.hadoop.hbase.master.assignment"><code>AssignProcedure</code></a>. For <a href="../../../../../../org/apache/hadoop/hbase/master/assignment/UnassignProcedure.html" title="class in org.apache.hadoop.hbase.master.assignment"><code>UnassignProcedure</code></a>, our concern is preventing data loss
on failed unassign. See class doc for explanation.</div>
</li>
@@ -211,18 +218,27 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/T
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html#aborted">aborted</a></span></code> </td>
</tr>
<tr class="rowColor">
+<td class="colFirst"><code>private int</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html#attempt">attempt</a></span></code>
+<div class="block">Like <a href="../../../../../../org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html#regionInfo"><code>regionInfo</code></a>, the expectation is that subclasses persist the value of this
+ data member.</div>
+</td>
+</tr>
+<tr class="altColor">
<td class="colFirst"><code>private boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html#lock">lock</a></span></code> </td>
</tr>
-<tr class="altColor">
+<tr class="rowColor">
<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/RegionTransitionProcedure.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/RegionTransitionProcedure.html#regionInfo">regionInfo</a></span></code> </td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html#regionInfo">regionInfo</a></span></code>
+<div class="block">This data member must be persisted.</div>
+</td>
</tr>
-<tr class="altColor">
+<tr class="rowColor">
<td class="colFirst"><code>private org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.RegionTransitionState</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html#transitionState">transitionState</a></span></code> </td>
</tr>
@@ -303,77 +319,85 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/T
<a href="../../../../../../org/apache/hadoop/hbase/master/assignment/RegionStates.RegionStateNode.html" title="class in org.apache.hadoop.hbase.master.assignment">RegionStates.RegionStateNode</a> regionNode)</code> </td>
</tr>
<tr id="i5" class="rowColor">
+<td class="colFirst"><code>protected int</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html#getAttempt--">getAttempt</a></span>()</code> </td>
+</tr>
+<tr id="i6" class="altColor">
+<td class="colFirst"><code>private long</code></td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html#getBackoffTime-int-">getBackoffTime</a></span>(int attempts)</code> </td>
+</tr>
+<tr id="i7" class="rowColor">
<td class="colFirst"><code><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/RegionTransitionProcedure.html#getRegionInfo--">getRegionInfo</a></span>()</code> </td>
</tr>
-<tr id="i6" class="altColor">
+<tr id="i8" class="altColor">
<td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/RegionStates.RegionStateNode.html" title="class in org.apache.hadoop.hbase.master.assignment">RegionStates.RegionStateNode</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html#getRegionState-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">getRegionState</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>
-<tr id="i7" class="rowColor">
+<tr id="i9" class="rowColor">
<td class="colFirst"><code>abstract <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/RegionTransitionProcedure.html#getServer-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">getServer</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 by ServerCrashProcedure to see if this Assign/Unassign needs processing.</div>
</td>
</tr>
-<tr id="i8" class="altColor">
+<tr id="i10" class="altColor">
<td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html#getTableName--">getTableName</a></span>()</code> </td>
</tr>
-<tr id="i9" class="rowColor">
+<tr id="i11" class="rowColor">
<td class="colFirst"><code>(package private) org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.RegionTransitionState</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html#getTransitionState--">getTransitionState</a></span>()</code> </td>
</tr>
-<tr id="i10" class="altColor">
+<tr id="i12" 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/RegionTransitionProcedure.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="i11" class="rowColor">
+<tr id="i13" 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/RegionTransitionProcedure.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="i12" class="altColor">
+<tr id="i14" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html#isMeta--">isMeta</a></span>()</code> </td>
</tr>
-<tr id="i13" class="rowColor">
+<tr id="i15" class="rowColor">
<td class="colFirst"><code>protected abstract boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html#isRollbackSupported-org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.RegionTransitionState-">isRollbackSupported</a></span>(org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.RegionTransitionState state)</code> </td>
</tr>
-<tr id="i14" class="altColor">
+<tr id="i16" 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/RegionTransitionProcedure.html#isServerOnline-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.master.assignment.RegionStates.RegionStateNode-">isServerOnline</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/assignment/RegionStates.RegionStateNode.html" title="class in org.apache.hadoop.hbase.master.assignment">RegionStates.RegionStateNode</a> regionNode)</code> </td>
</tr>
-<tr id="i15" class="rowColor">
+<tr id="i17" 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/RegionTransitionProcedure.html#isServerOnline-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.ServerName-">isServerOnline</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/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a> serverName)</code> </td>
</tr>
-<tr id="i16" class="altColor">
+<tr id="i18" 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/RegionTransitionProcedure.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="i17" class="rowColor">
+<tr id="i19" class="rowColor">
<td class="colFirst"><code>abstract <a href="../../../../../../org/apache/hadoop/hbase/procedure2/RemoteProcedureDispatcher.RemoteOperation.html" title="class in org.apache.hadoop.hbase.procedure2">RemoteProcedureDispatcher.RemoteOperation</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html#remoteCallBuild-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.ServerName-">remoteCallBuild</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/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a> serverName)</code>
<div class="block">For building the remote operation.</div>
</td>
</tr>
-<tr id="i18" class="altColor">
+<tr id="i20" class="altColor">
<td class="colFirst"><code>protected abstract boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html#remoteCallFailed-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.master.assignment.RegionStates.RegionStateNode-java.io.IOException-">remoteCallFailed</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/assignment/RegionStates.RegionStateNode.html" title="class in org.apache.hadoop.hbase.master.assignment">RegionStates.RegionStateNode</a> regionNode,
<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> exception)</code> </td>
</tr>
-<tr id="i19" class="rowColor">
+<tr id="i21" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html#remoteCallFailed-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.ServerName-java.io.IOException-">remoteCallFailed</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/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a> serverName,
@@ -381,14 +405,14 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/T
<div class="block">Called when the executeProcedure call is failed.</div>
</td>
</tr>
-<tr id="i20" class="altColor">
+<tr id="i22" class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html#remoteOperationCompleted-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">remoteOperationCompleted</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">Called when RS tells the remote procedure is succeeded through the
<code>reportProcedureDone</code> method.</div>
</td>
</tr>
-<tr id="i21" class="rowColor">
+<tr id="i23" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html#remoteOperationFailed-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.procedure2.RemoteProcedureException-">remoteOperationFailed</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/procedure2/RemoteProcedureException.html" title="class in org.apache.hadoop.hbase.procedure2">RemoteProcedureException</a> error)</code>
@@ -396,60 +420,76 @@ implements <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/T
method.</div>
</td>
</tr>
-<tr id="i22" class="altColor">
+<tr id="i24" class="altColor">
<td class="colFirst"><code>protected abstract void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html#reportTransition-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.master.assignment.RegionStates.RegionStateNode-org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionStateTransition.TransitionCode-long-">reportTransition</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/assignment/RegionStates.RegionStateNode.html" title="class in org.apache.hadoop.hbase.master.assignment">RegionStates.RegionStateNode</a> regionNode,
org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionStateTransition.TransitionCode code,
long seqId)</code> </td>
</tr>
-<tr id="i23" class="rowColor">
+<tr id="i25" 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/RegionTransitionProcedure.html#reportTransition-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.ServerName-org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionStateTransition.TransitionCode-long-">reportTransition</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/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a> serverName,
org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionStateTransition.TransitionCode code,
long seqId)</code> </td>
</tr>
-<tr id="i24" class="altColor">
+<tr id="i26" 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/RegionTransitionProcedure.html#rollback-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">rollback</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 code to undo what was done by the execute() code.</div>
</td>
</tr>
-<tr id="i25" class="rowColor">
+<tr id="i27" 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/RegionTransitionProcedure.html#setRegionInfo-org.apache.hadoop.hbase.client.RegionInfo-">setRegionInfo</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a> regionInfo)</code> </td>
+<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/RegionTransitionProcedure.html#setAttempt-int-">setAttempt</a></span>(int attempt)</code>
+<div class="block">This setter is for subclasses to call in their
+ <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#deserializeStateData-org.apache.hadoop.hbase.procedure2.ProcedureStateSerializer-"><code>Procedure.deserializeStateData(ProcedureStateSerializer)</code></a> method.</div>
+</td>
</tr>
-<tr id="i26" class="altColor">
+<tr id="i28" 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/RegionTransitionProcedure.html#setRegionInfo-org.apache.hadoop.hbase.client.RegionInfo-">setRegionInfo</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a> regionInfo)</code>
+<div class="block">This setter is for subclasses to call in their
+ <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#deserializeStateData-org.apache.hadoop.hbase.procedure2.ProcedureStateSerializer-"><code>Procedure.deserializeStateData(ProcedureStateSerializer)</code></a> method.</div>
+</td>
+</tr>
+<tr id="i29" 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/RegionTransitionProcedure.html#setTimeoutFailure-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">setTimeoutFailure</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">At end of timeout, wake ourselves up so we run again.</div>
+</td>
+</tr>
+<tr id="i30" class="altColor">
<td class="colFirst"><code>(package private) void</code></td>
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<div class="block">By default, the executor will keep the procedure result around util
the eviction TTL is expired.</div>
</td>
</tr>
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<div class="block">Extend the toString() information with the procedure details
e.g.</div>
</td>
</tr>
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<div class="block">The main code of the procedure. It must be idempotent since execute()
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+<dt><span class="returnLabel">Returns:</span></dt>
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<div class="block">The code to undo what was done by the execute() code.
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