http://git-wip-us.apache.org/repos/asf/hbase-site/blob/7ae6a80c/devapidocs/org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html ---------------------------------------------------------------------- diff --git a/devapidocs/org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html b/devapidocs/org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html new file mode 100644 index 0000000..5c5a243 --- /dev/null +++ b/devapidocs/org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html @@ -0,0 +1,1212 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd";> +<!-- NewPage --> +<html lang="en"> +<head> +<!-- Generated by javadoc --> +<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> +<title>TransitRegionStateProcedure (Apache HBase 3.0.0-SNAPSHOT API)</title> +<link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" title="Style"> +<script type="text/javascript" src="../../../../../../script.js"></script> +</head> +<body> +<script type="text/javascript"><!-- + try { + if (location.href.indexOf('is-external=true') == -1) { + parent.document.title="TransitRegionStateProcedure (Apache HBase 3.0.0-SNAPSHOT API)"; 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+ if(window==top) { + allClassesLink.style.display = "block"; + } + else { + allClassesLink.style.display = "none"; + } + //--> +</script> +</div> +<div> +<ul class="subNavList"> +<li>Summary: </li> +<li><a href="#nested.classes.inherited.from.class.org.apache.hadoop.hbase.procedure2.StateMachineProcedure">Nested</a> | </li> +<li><a href="#field.summary">Field</a> | </li> +<li><a href="#constructor.summary">Constr</a> | </li> +<li><a href="#method.summary">Method</a></li> +</ul> +<ul class="subNavList"> +<li>Detail: </li> +<li><a href="#field.detail">Field</a> | </li> +<li><a href="#constructor.detail">Constr</a> | </li> +<li><a href="#method.detail">Method</a></li> +</ul> +</div> +<a name="skip.navbar.top"> +<!-- --> +</a></div> +<!-- ========= END OF TOP NAVBAR ========= --> +<!-- ======== START OF CLASS DATA ======== --> +<div class="header"> +<div class="subTitle">org.apache.hadoop.hbase.master.assignment</div> +<h2 title="Class TransitRegionStateProcedure" class="title">Class TransitRegionStateProcedure</h2> +</div> +<div class="contentContainer"> +<ul class="inheritance"> +<li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true"; title="class or interface in java.lang">java.lang.Object</a></li> +<li> +<ul class="inheritance"> +<li><a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html" title="class in org.apache.hadoop.hbase.procedure2">org.apache.hadoop.hbase.procedure2.Procedure</a><TEnvironment></li> +<li> +<ul class="inheritance"> +<li><a href="../../../../../../org/apache/hadoop/hbase/procedure2/StateMachineProcedure.html" title="class in org.apache.hadoop.hbase.procedure2">org.apache.hadoop.hbase.procedure2.StateMachineProcedure</a><<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a>,TState></li> +<li> +<ul class="inheritance"> +<li><a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineTableProcedure.html" title="class in org.apache.hadoop.hbase.master.procedure">org.apache.hadoop.hbase.master.procedure.AbstractStateMachineTableProcedure</a><TState></li> +<li> +<ul class="inheritance"> +<li><a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineRegionProcedure.html" title="class in org.apache.hadoop.hbase.master.procedure">org.apache.hadoop.hbase.master.procedure.AbstractStateMachineRegionProcedure</a><org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.RegionStateTransitionState></li> +<li> +<ul class="inheritance"> +<li>org.apache.hadoop.hbase.master.assignment.TransitRegionStateProcedure</li> +</ul> +</li> +</ul> +</li> +</ul> +</li> +</ul> +</li> +</ul> +</li> +</ul> +<div class="description"> +<ul class="blockList"> +<li class="blockList"> +<dl> +<dt>All Implemented Interfaces:</dt> +<dd><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Comparable.html?is-external=true"; title="class or interface in java.lang">Comparable</a><<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>>>, <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/TableProcedureInterface.html" title="interface in org.apache.hadoop.hbase.master.procedure">TableProcedureInterface</a></dd> +</dl> +<hr> +<br> +<pre>@InterfaceAudience.Private +public class <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#line.97">TransitRegionStateProcedure</a> +extends <a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineRegionProcedure.html" title="class in org.apache.hadoop.hbase.master.procedure">AbstractStateMachineRegionProcedure</a><org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.RegionStateTransitionState></pre> +<div class="block">The procedure to deal with the state transition of a region. A region with a TRSP in place is + called RIT, i.e, RegionInTransition. + <p/> + It can be used to assign/unassign/reopen/move a region, and for + <a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#unassign-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.client.RegionInfo-"><code>unassign(MasterProcedureEnv, RegionInfo)</code></a> and + <a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#reopen-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.client.RegionInfo-"><code>reopen(MasterProcedureEnv, RegionInfo)</code></a>, you do not need to specify a target server, and + for <a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#assign-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.client.RegionInfo-org.apache.hadoop.hbase.ServerName-"><code>assign(MasterProcedureEnv, RegionInfo, ServerName)</code></a> and + <a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#move-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.client.RegionInfo-org.apache.hadoop.hbase.ServerName-"><code>move(MasterProcedureEnv, RegionInfo, ServerName)</code></a>, if you want to you can provide a + target server. And for <a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#move-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.client.RegionInfo-org.apache.hadoop.hbase.ServerName-"><code>move(MasterProcedureEnv, RegionInfo, ServerName)</code></a>, if you do not + specify a targetServer, we will select one randomly. + <p/> + <p/> + The typical state transition for assigning a region is: + + <pre> + GET_ASSIGN_CANDIDATE ------> OPEN -----> CONFIRM_OPENED + </pre> + + Notice that, if there are failures we may go back to the <code>GET_ASSIGN_CANDIDATE</code> state to + try again. + <p/> + The typical state transition for unassigning a region is: + + <pre> + CLOSE -----> CONFIRM_CLOSED + </pre> + + Here things go a bit different, if there are failures, especially that if there is a server + crash, we will go to the <code>GET_ASSIGN_CANDIDATE</code> state to bring the region online first, and + then go through the normal way to unassign it. + <p/> + The typical state transition for reopening/moving a region is: + + <pre> + CLOSE -----> CONFIRM_CLOSED -----> GET_ASSIGN_CANDIDATE ------> OPEN -----> CONFIRM_OPENED + </pre> + + The retry logic is the same with the above assign/unassign. + <p/> + Notice that, although we allow specify a target server, it just acts as a candidate, we do not + guarantee that the region will finally be on the target server. If this is important for you, you + should check whether the region is on the target server after the procedure is finished. + <p/> + When you want to schedule a TRSP, please check whether there is still one for this region, and + the check should be under the RegionStateNode lock. We will remove the TRSP from a + RegionStateNode when we are done, see the code in <code>reportTransition</code> method below. There + could be at most one TRSP for a give region.</div> +</li> +</ul> +</div> +<div class="summary"> +<ul class="blockList"> +<li class="blockList"> +<!-- ======== NESTED CLASS SUMMARY ======== --> +<ul class="blockList"> +<li class="blockList"><a name="nested.class.summary"> +<!-- --> +</a> +<h3>Nested Class Summary</h3> +<ul class="blockList"> +<li class="blockList"><a name="nested.classes.inherited.from.class.org.apache.hadoop.hbase.procedure2.StateMachineProcedure"> +<!-- --> +</a> +<h3>Nested classes/interfaces inherited from class org.apache.hadoop.hbase.procedure2.<a href="../../../../../../org/apache/hadoop/hbase/procedure2/StateMachineProcedure.html" title="class in org.apache.hadoop.hbase.procedure2">StateMachineProcedure</a></h3> +<code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/StateMachineProcedure.Flow.html" title="enum in org.apache.hadoop.hbase.procedure2">StateMachineProcedure.Flow</a></code></li> +</ul> +<ul class="blockList"> +<li class="blockList"><a name="nested.classes.inherited.from.class.org.apache.hadoop.hbase.procedure2.Procedure"> +<!-- --> +</a> +<h3>Nested classes/interfaces 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.LockState.html" title="enum in org.apache.hadoop.hbase.procedure2">Procedure.LockState</a></code></li> +</ul> +<ul class="blockList"> +<li class="blockList"><a name="nested.classes.inherited.from.class.org.apache.hadoop.hbase.master.procedure.TableProcedureInterface"> +<!-- --> +</a> +<h3>Nested classes/interfaces inherited from interface org.apache.hadoop.hbase.master.procedure.<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/TableProcedureInterface.html" title="interface in org.apache.hadoop.hbase.master.procedure">TableProcedureInterface</a></h3> +<code><a href="../../../../../../org/apache/hadoop/hbase/master/procedure/TableProcedureInterface.TableOperationType.html" title="enum in org.apache.hadoop.hbase.master.procedure">TableProcedureInterface.TableOperationType</a></code></li> +</ul> +</li> +</ul> +<!-- =========== FIELD SUMMARY =========== --> +<ul class="blockList"> +<li class="blockList"><a name="field.summary"> +<!-- --> +</a> +<h3>Field Summary</h3> +<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation"> +<caption><span>Fields</span><span class="tabEnd"> </span></caption> +<tr> +<th class="colFirst" scope="col">Modifier and Type</th> +<th class="colLast" scope="col">Field and Description</th> +</tr> +<tr class="altColor"> +<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/TransitRegionStateProcedure.html#assignCandidate">assignCandidate</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/TransitRegionStateProcedure.html#attempt">attempt</a></span></code> </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/TransitRegionStateProcedure.html#forceNewPlan">forceNewPlan</a></span></code> </td> +</tr> +<tr class="rowColor"> +<td class="colFirst"><code>private org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.RegionStateTransitionState</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#initialState">initialState</a></span></code> </td> +</tr> +<tr class="altColor"> +<td class="colFirst"><code>private org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.RegionStateTransitionState</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#lastState">lastState</a></span></code> </td> +</tr> +<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/TransitRegionStateProcedure.html#LOG">LOG</a></span></code> </td> +</tr> +</table> +<ul class="blockList"> +<li class="blockList"><a name="fields.inherited.from.class.org.apache.hadoop.hbase.procedure2.StateMachineProcedure"> +<!-- --> +</a> +<h3>Fields inherited from class org.apache.hadoop.hbase.procedure2.<a href="../../../../../../org/apache/hadoop/hbase/procedure2/StateMachineProcedure.html" title="class in org.apache.hadoop.hbase.procedure2">StateMachineProcedure</a></h3> +<code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/StateMachineProcedure.html#stateCount">stateCount</a></code></li> +</ul> +<ul class="blockList"> +<li class="blockList"><a name="fields.inherited.from.class.org.apache.hadoop.hbase.procedure2.Procedure"> +<!-- --> +</a> +<h3>Fields 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#NO_PROC_ID">NO_PROC_ID</a>, <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#NO_TIMEOUT">NO_TIMEOUT</a></code></li> +</ul> +</li> +</ul> +<!-- ======== CONSTRUCTOR SUMMARY ======== --> +<ul class="blockList"> +<li class="blockList"><a name="constructor.summary"> +<!-- --> +</a> +<h3>Constructor Summary</h3> +<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation"> +<caption><span>Constructors</span><span class="tabEnd"> </span></caption> +<tr> +<th class="colFirst" scope="col">Modifier</th> +<th class="colLast" scope="col">Constructor and Description</th> +</tr> +<tr class="altColor"> +<td class="colFirst"><code> </code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#TransitRegionStateProcedure--">TransitRegionStateProcedure</a></span>()</code> </td> +</tr> +<tr class="rowColor"> +<td class="colFirst"><code>private </code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#TransitRegionStateProcedure-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.client.RegionInfo-org.apache.hadoop.hbase.ServerName-boolean-org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.RegionStateTransitionState-org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.RegionStateTransitionState-">TransitRegionStateProcedure</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/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a> hri, + <a href="../../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a> assignCandidate, + boolean forceNewPlan, + org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.RegionStateTransitionState initialState, + org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.RegionStateTransitionState lastState)</code> </td> +</tr> +</table> +</li> +</ul> +<!-- ========== METHOD SUMMARY =========== --> +<ul class="blockList"> +<li class="blockList"><a name="method.summary"> +<!-- --> +</a> +<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"> </span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd"> </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>static <a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html" title="class in org.apache.hadoop.hbase.master.assignment">TransitRegionStateProcedure</a></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#assign-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.client.RegionInfo-org.apache.hadoop.hbase.ServerName-">assign</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/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a> region, + <a href="../../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a> targetServer)</code> </td> +</tr> +<tr id="i1" 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/TransitRegionStateProcedure.html#closeRegion-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.master.assignment.RegionStateNode-">closeRegion</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/RegionStateNode.html" title="class in org.apache.hadoop.hbase.master.assignment">RegionStateNode</a> regionNode)</code> </td> +</tr> +<tr id="i2" class="altColor"> +<td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/procedure2/StateMachineProcedure.Flow.html" title="enum in org.apache.hadoop.hbase.procedure2">StateMachineProcedure.Flow</a></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#confirmClosed-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.master.assignment.RegionStateNode-">confirmClosed</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/RegionStateNode.html" title="class in org.apache.hadoop.hbase.master.assignment">RegionStateNode</a> regionNode)</code> </td> +</tr> +<tr id="i3" class="rowColor"> +<td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/procedure2/StateMachineProcedure.Flow.html" title="enum in org.apache.hadoop.hbase.procedure2">StateMachineProcedure.Flow</a></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#confirmOpened-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.master.assignment.RegionStateNode-">confirmOpened</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/RegionStateNode.html" title="class in org.apache.hadoop.hbase.master.assignment">RegionStateNode</a> regionNode)</code> </td> +</tr> +<tr id="i4" 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/TransitRegionStateProcedure.html#deserializeStateData-org.apache.hadoop.hbase.procedure2.ProcedureStateSerializer-">deserializeStateData</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">Called on store load to allow the user to decode the previously serialized + state.</div> +</td> +</tr> +<tr id="i5" class="rowColor"> +<td class="colFirst"><code>protected <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html" title="class in org.apache.hadoop.hbase.procedure2">Procedure</a>[]</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#execute-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">execute</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 main code of the procedure.</div> +</td> +</tr> +<tr id="i6" class="altColor"> +<td class="colFirst"><code>protected <a href="../../../../../../org/apache/hadoop/hbase/procedure2/StateMachineProcedure.Flow.html" title="enum in org.apache.hadoop.hbase.procedure2">StateMachineProcedure.Flow</a></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#executeFromState-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.RegionStateTransitionState-">executeFromState</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.RegionStateTransitionState state)</code> +<div class="block">called to perform a single step of the specified 'state' of the procedure</div> +</td> +</tr> +<tr id="i7" class="rowColor"> +<td class="colFirst"><code>private long</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#getBackoffTime-int-">getBackoffTime</a></span>(int attempts)</code> </td> +</tr> +<tr id="i8" class="altColor"> +<td class="colFirst"><code>protected org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.RegionStateTransitionState</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#getInitialState--">getInitialState</a></span>()</code> +<div class="block">Return the initial state object that will be used for the first call to executeFromState().</div> +</td> +</tr> +<tr id="i9" class="rowColor"> +<td class="colFirst"><code>protected <a href="../../../../../../org/apache/hadoop/hbase/procedure2/ProcedureMetrics.html" title="interface in org.apache.hadoop.hbase.procedure2">ProcedureMetrics</a></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#getProcedureMetrics-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">getProcedureMetrics</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">Override this method to provide procedure specific counters for submitted count, failed + count and time histogram.</div> +</td> +</tr> +<tr id="i10" class="altColor"> +<td class="colFirst"><code>private <a href="../../../../../../org/apache/hadoop/hbase/master/assignment/RegionStateNode.html" title="class in org.apache.hadoop.hbase.master.assignment">RegionStateNode</a></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#getRegionStateNode-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">getRegionStateNode</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="i11" class="rowColor"> +<td class="colFirst"><code>protected org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.RegionStateTransitionState</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#getState-int-">getState</a></span>(int stateId)</code> +<div class="block">Convert an ordinal (or state id) to an Enum (or more descriptive) state object.</div> +</td> +</tr> +<tr id="i12" class="altColor"> +<td class="colFirst"><code>protected int</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#getStateId-org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.RegionStateTransitionState-">getStateId</a></span>(org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.RegionStateTransitionState state)</code> +<div class="block">Convert the Enum (or more descriptive) state object to an ordinal (or state id).</div> +</td> +</tr> +<tr id="i13" class="rowColor"> +<td class="colFirst"><code><a href="../../../../../../org/apache/hadoop/hbase/master/procedure/TableProcedureInterface.TableOperationType.html" title="enum in org.apache.hadoop.hbase.master.procedure">TableProcedureInterface.TableOperationType</a></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#getTableOperationType--">getTableOperationType</a></span>()</code> +<div class="block">Given an operation type we can take decisions about what to do with pending operations.</div> +</td> +</tr> +<tr id="i14" 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/TransitRegionStateProcedure.html#incrementAndCheckMaxAttempts-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.master.assignment.RegionStateNode-">incrementAndCheckMaxAttempts</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/RegionStateNode.html" title="class in org.apache.hadoop.hbase.master.assignment">RegionStateNode</a> regionNode)</code> </td> +</tr> +<tr id="i15" class="rowColor"> +<td class="colFirst"><code>static <a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html" title="class in org.apache.hadoop.hbase.master.assignment">TransitRegionStateProcedure</a></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#move-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.client.RegionInfo-org.apache.hadoop.hbase.ServerName-">move</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/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a> region, + <a href="../../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a> targetServer)</code> </td> +</tr> +<tr id="i16" 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/TransitRegionStateProcedure.html#openRegion-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.master.assignment.RegionStateNode-">openRegion</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/RegionStateNode.html" title="class in org.apache.hadoop.hbase.master.assignment">RegionStateNode</a> regionNode)</code> </td> +</tr> +<tr id="i17" 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/TransitRegionStateProcedure.html#queueAssign-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.master.assignment.RegionStateNode-">queueAssign</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/RegionStateNode.html" title="class in org.apache.hadoop.hbase.master.assignment">RegionStateNode</a> regionNode)</code> </td> +</tr> +<tr id="i18" class="altColor"> +<td class="colFirst"><code>static <a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html" title="class in org.apache.hadoop.hbase.master.assignment">TransitRegionStateProcedure</a></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#reopen-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.client.RegionInfo-">reopen</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/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a> region)</code> </td> +</tr> +<tr id="i19" class="rowColor"> +<td class="colFirst"><code>void</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#reportTransition-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.master.assignment.RegionStateNode-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/master/assignment/RegionStateNode.html" title="class in org.apache.hadoop.hbase.master.assignment">RegionStateNode</a> regionNode, + <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="i20" 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/TransitRegionStateProcedure.html#reportTransitionClosed-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.master.assignment.RegionStateNode-org.apache.hadoop.hbase.ServerName-org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionStateTransition.TransitionCode-">reportTransitionClosed</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/RegionStateNode.html" title="class in org.apache.hadoop.hbase.master.assignment">RegionStateNode</a> regionNode, + <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)</code> </td> +</tr> +<tr id="i21" 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/TransitRegionStateProcedure.html#reportTransitionOpened-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.master.assignment.RegionStateNode-org.apache.hadoop.hbase.ServerName-org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionStateTransition.TransitionCode-long-">reportTransitionOpened</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/RegionStateNode.html" title="class in org.apache.hadoop.hbase.master.assignment">RegionStateNode</a> regionNode, + <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 openSeqNum)</code> </td> +</tr> +<tr id="i22" 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/TransitRegionStateProcedure.html#rollbackState-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.RegionStateTransitionState-">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.RegionStateTransitionState state)</code> +<div class="block">called to perform the rollback of the specified state</div> +</td> +</tr> +<tr id="i23" 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/TransitRegionStateProcedure.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="i24" class="altColor"> +<td class="colFirst"><code>void</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#serverCrashed-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.master.assignment.RegionStateNode-org.apache.hadoop.hbase.ServerName-">serverCrashed</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/RegionStateNode.html" title="class in org.apache.hadoop.hbase.master.assignment">RegionStateNode</a> regionNode, + <a href="../../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a> serverName)</code> </td> +</tr> +<tr id="i25" class="rowColor"> +<td class="colFirst"><code>private static <a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html" title="class in org.apache.hadoop.hbase.master.assignment">TransitRegionStateProcedure</a></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#setOwner-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.master.assignment.TransitRegionStateProcedure-">setOwner</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/TransitRegionStateProcedure.html" title="class in org.apache.hadoop.hbase.master.assignment">TransitRegionStateProcedure</a> proc)</code> </td> +</tr> +<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/TransitRegionStateProcedure.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="i27" class="rowColor"> +<td class="colFirst"><code>void</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.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="i28" class="altColor"> +<td class="colFirst"><code>static <a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html" title="class in org.apache.hadoop.hbase.master.assignment">TransitRegionStateProcedure</a></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#unassign-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.client.RegionInfo-">unassign</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/client/RegionInfo.html" title="interface in org.apache.hadoop.hbase.client">RegionInfo</a> region)</code> </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/TransitRegionStateProcedure.html#waitInitialized-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">waitInitialized</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 <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#doAcquireLock-TEnvironment-org.apache.hadoop.hbase.procedure2.store.ProcedureStore-"><code>Procedure.doAcquireLock(Object, ProcedureStore)</code></a> will be split into two steps, first, it will + call us to determine whether we need to wait for initialization, second, it will call + <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#acquireLock-TEnvironment-"><code>Procedure.acquireLock(Object)</code></a> to actually handle the lock for this procedure.</div> +</td> +</tr> +</table> +<ul class="blockList"> +<li class="blockList"><a name="methods.inherited.from.class.org.apache.hadoop.hbase.master.procedure.AbstractStateMachineRegionProcedure"> +<!-- --> +</a> +<h3>Methods inherited from class org.apache.hadoop.hbase.master.procedure.<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineRegionProcedure.html" title="class in org.apache.hadoop.hbase.master.procedure">AbstractStateMachineRegionProcedure</a></h3> +<code><a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineRegionProcedure.html#acquireLock-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">acquireLock</a>, <a 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Otherwise there will be dead lock.</div> +<dl> +<dt><span class="overrideSpecifyLabel">Overrides:</span></dt> +<dd><code><a href="../../../../../../org/apache/hadoop/hbase/master/procedure/AbstractStateMachineTableProcedure.html#waitInitialized-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-">waitInitialized</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.RegionStateTransitionState></code></dd> +<dt><span class="returnLabel">Returns:</span></dt> +<dd>true means we need to wait until the environment has been initialized, otherwise true.</dd> +</dl> +</li> +</ul> +<a name="queueAssign-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.master.assignment.RegionStateNode-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>queueAssign</h4> +<pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#line.143">queueAssign</a>(<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/RegionStateNode.html" title="class in org.apache.hadoop.hbase.master.assignment">RegionStateNode</a> regionNode) + throws <a href="../../../../../../org/apache/hadoop/hbase/procedure2/ProcedureSuspendedException.html" title="class in org.apache.hadoop.hbase.procedure2">ProcedureSuspendedException</a></pre> +<dl> +<dt><span class="throwsLabel">Throws:</span></dt> +<dd><code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/ProcedureSuspendedException.html" title="class in org.apache.hadoop.hbase.procedure2">ProcedureSuspendedException</a></code></dd> +</dl> +</li> +</ul> +<a name="openRegion-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.master.assignment.RegionStateNode-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>openRegion</h4> +<pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#line.168">openRegion</a>(<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/RegionStateNode.html" title="class in org.apache.hadoop.hbase.master.assignment">RegionStateNode</a> regionNode) + throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true"; 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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> +</dl> +</li> +</ul> +<a name="closeRegion-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.master.assignment.RegionStateNode-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>closeRegion</h4> +<pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#line.219">closeRegion</a>(<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/RegionStateNode.html" title="class in org.apache.hadoop.hbase.master.assignment">RegionStateNode</a> regionNode) + 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> +</dl> +</li> +</ul> +<a name="confirmClosed-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.master.assignment.RegionStateNode-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>confirmClosed</h4> +<pre>private <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/TransitRegionStateProcedure.html#line.233">confirmClosed</a>(<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/RegionStateNode.html" title="class in org.apache.hadoop.hbase.master.assignment">RegionStateNode</a> regionNode) + 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> +</dl> +</li> +</ul> +<a name="execute-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>execute</h4> +<pre>protected <a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html" title="class in org.apache.hadoop.hbase.procedure2">Procedure</a>[] <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#line.277">execute</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env) + throws <a href="../../../../../../org/apache/hadoop/hbase/procedure2/ProcedureSuspendedException.html" title="class in org.apache.hadoop.hbase.procedure2">ProcedureSuspendedException</a>, + <a href="../../../../../../org/apache/hadoop/hbase/procedure2/ProcedureYieldException.html" title="class in org.apache.hadoop.hbase.procedure2">ProcedureYieldException</a>, + <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true"; title="class or interface in java.lang">InterruptedException</a></pre> +<div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#execute-TEnvironment-">Procedure</a></code></span></div> +<div class="block">The main code of the procedure. It must be idempotent since execute() + may be called multiple times in case of machine failure in the middle + of the execution.</div> +<dl> +<dt><span class="overrideSpecifyLabel">Overrides:</span></dt> +<dd><code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/StateMachineProcedure.html#execute-TEnvironment-">execute</a></code> in class <code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/StateMachineProcedure.html" title="class in org.apache.hadoop.hbase.procedure2">StateMachineProcedure</a><<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a>,org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.RegionStateTransitionState></code></dd> +<dt><span class="paramLabel">Parameters:</span></dt> +<dd><code>env</code> - the environment passed to the ProcedureExecutor</dd> +<dt><span class="returnLabel">Returns:</span></dt> +<dd>a set of sub-procedures to run or ourselves if there is more work to do or null if the + procedure is done.</dd> +<dt><span class="throwsLabel">Throws:</span></dt> +<dd><code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/ProcedureSuspendedException.html" title="class in org.apache.hadoop.hbase.procedure2">ProcedureSuspendedException</a></code> - Signal to the executor that Procedure has suspended itself and + has set itself up waiting for an external event to wake it back up again.</dd> +<dd><code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/ProcedureYieldException.html" title="class in org.apache.hadoop.hbase.procedure2">ProcedureYieldException</a></code> - the procedure will be added back to the queue and retried later.</dd> +<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true"; title="class or interface in java.lang">InterruptedException</a></code> - the procedure will be added back to the queue and retried later.</dd> +</dl> +</li> +</ul> +<a name="getRegionStateNode-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>getRegionStateNode</h4> +<pre>private <a href="../../../../../../org/apache/hadoop/hbase/master/assignment/RegionStateNode.html" title="class in org.apache.hadoop.hbase.master.assignment">RegionStateNode</a> <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#line.289">getRegionStateNode</a>(<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a> env)</pre> +</li> +</ul> +<a name="executeFromState-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.RegionStateTransitionState-"> +<!-- --> +</a> +<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/TransitRegionStateProcedure.html#line.294">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.RegionStateTransitionState state) + throws <a href="../../../../../../org/apache/hadoop/hbase/procedure2/ProcedureSuspendedException.html" title="class in org.apache.hadoop.hbase.procedure2">ProcedureSuspendedException</a>, + <a href="../../../../../../org/apache/hadoop/hbase/procedure2/ProcedureYieldException.html" title="class in org.apache.hadoop.hbase.procedure2">ProcedureYieldException</a>, + <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true"; title="class or interface in java.lang">InterruptedException</a></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> +<dl> +<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> +<dd><code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/StateMachineProcedure.html#executeFromState-TEnvironment-TState-">executeFromState</a></code> in class <code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/StateMachineProcedure.html" title="class in org.apache.hadoop.hbase.procedure2">StateMachineProcedure</a><<a href="../../../../../../org/apache/hadoop/hbase/master/procedure/MasterProcedureEnv.html" title="class in org.apache.hadoop.hbase.master.procedure">MasterProcedureEnv</a>,org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProcedureProtos.RegionStateTransitionState></code></dd> +<dd><code>state</code> - state to execute</dd> +<dt><span class="returnLabel">Returns:</span></dt> +<dd>Flow.NO_MORE_STATE if the procedure is completed, + Flow.HAS_MORE_STATE if there is another step.</dd> +<dt><span class="throwsLabel">Throws:</span></dt> +<dd><code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/ProcedureSuspendedException.html" title="class in org.apache.hadoop.hbase.procedure2">ProcedureSuspendedException</a></code></dd> +<dd><code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/ProcedureYieldException.html" title="class in org.apache.hadoop.hbase.procedure2">ProcedureYieldException</a></code></dd> +<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/InterruptedException.html?is-external=true"; title="class or interface in java.lang">InterruptedException</a></code></dd> +</dl> +</li> +</ul> +<a name="setTimeoutFailure-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>setTimeoutFailure</h4> +<pre>protected boolean <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#line.343">setTimeoutFailure</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">At end of timeout, wake ourselves up so we run again.</div> +<dl> +<dt><span class="overrideSpecifyLabel">Overrides:</span></dt> +<dd><code><a href="../../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#setTimeoutFailure-TEnvironment-">setTimeoutFailure</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 to let the framework handle the timeout as abort, false in case the procedure + handled the timeout itself.</dd> +</dl> +</li> +</ul> +<a name="reportTransitionOpened-org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv-org.apache.hadoop.hbase.master.assignment.RegionStateNode-org.apache.hadoop.hbase.ServerName-org.apache.hadoop.hbase.shaded.protobuf.generated.RegionServerStatusProtos.RegionStateTransition.TransitionCode-long-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>reportTransitionOpened</h4> +<pre>private void <a href="../../../../../../src-html/org/apache/hadoop/hbase/master/assignment/TransitRegionStateProcedure.html#line.349">reportTransitionOpened</a>(<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/RegionStateNode.html"
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