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<div class="subTitle">org.apache.hadoop.hbase.procedure2</div>
<h2 title="Class SequentialProcedure" class="title">Class SequentialProcedure&lt;TEnvironment&gt;</h2>
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<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>&lt;TEnvironment&gt;</li>
<li>
<ul class="inheritance">
<li>org.apache.hadoop.hbase.procedure2.SequentialProcedure&lt;TEnvironment&gt;</li>
</ul>
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<div class="description">
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<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>&lt;<a href="../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html" title="class in org.apache.hadoop.hbase.procedure2">Procedure</a>&lt;TEnvironment&gt;&gt;</dd>
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<pre>@InterfaceAudience.Private
@InterfaceStability.Evolving
public abstract class <a href="../../../../../src-html/org/apache/hadoop/hbase/procedure2/SequentialProcedure.html#line.39">SequentialProcedure</a>&lt;TEnvironment&gt;
extends <a href="../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html" title="class in org.apache.hadoop.hbase.procedure2">Procedure</a>&lt;TEnvironment&gt;</pre>
<div class="block">A SequentialProcedure describes one step in a procedure chain:
<pre>
-&gt; Step 1 -&gt; Step 2 -&gt; Step 3
</pre>
The main difference from a base Procedure is that the execute() of a
SequentialProcedure will be called only once; there will be no second
execute() call once the children are finished. which means once the child
of a SequentialProcedure are completed the SequentialProcedure is completed too.</div>
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<h3>Nested classes/interfaces inherited from class&nbsp;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>
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<caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Field and Description</th>
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<td class="colFirst"><code>private boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/procedure2/SequentialProcedure.html#executed">executed</a></span></code>&nbsp;</td>
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<h3>Fields inherited from class&nbsp;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>
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<th class="colOne" scope="col">Constructor and Description</th>
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<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/procedure2/SequentialProcedure.html#SequentialProcedure--">SequentialProcedure</a></span>()</code>&nbsp;</td>
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<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/procedure2/SequentialProcedure.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>&nbsp;serializer)</code>
<div class="block">Called on store load to allow the user to decode the previously serialized
state.</div>
</td>
</tr>
<tr id="i1" 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/procedure2/SequentialProcedure.html#doExecute-TEnvironment-">doExecute</a></span>(<a href="../../../../../org/apache/hadoop/hbase/procedure2/SequentialProcedure.html" title="type parameter in SequentialProcedure">TEnvironment</a>&nbsp;env)</code>
<div class="block">Internal method called by the ProcedureExecutor that starts the user-level code execute().</div>
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</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/procedure2/SequentialProcedure.html#doRollback-TEnvironment-">doRollback</a></span>(<a href="../../../../../org/apache/hadoop/hbase/procedure2/SequentialProcedure.html" title="type parameter in SequentialProcedure">TEnvironment</a>&nbsp;env)</code>
<div class="block">Internal method called by the ProcedureExecutor that starts the user-level code rollback().</div>
</td>
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<tr id="i3" class="rowColor">
<td class="colFirst"><code>protected void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/procedure2/SequentialProcedure.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>&nbsp;serializer)</code>
<div class="block">The user-level code of the procedure may have some state to
persist (e.g.</div>
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<h3>Methods inherited from class&nbsp;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#abort-TEnvironment-">abort</a>, <a href="../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#acquireLock-TEnvironment-">acquireLock</a>, <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#bypass-TEnvironment-">bypass</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 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<code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li>
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<pre>private&nbsp;boolean <a href="../../../../../src-html/org/apache/hadoop/hbase/procedure2/SequentialProcedure.html#line.40">executed</a></pre>
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<h4>SequentialProcedure</h4>
<pre>public&nbsp;<a href="../../../../../src-html/org/apache/hadoop/hbase/procedure2/SequentialProcedure.html#line.39">SequentialProcedure</a>()</pre>
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<pre>protected&nbsp;<a href="../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html" title="class in org.apache.hadoop.hbase.procedure2">Procedure</a>[]&nbsp;<a href="../../../../../src-html/org/apache/hadoop/hbase/procedure2/SequentialProcedure.html#line.43">doExecute</a>(<a href="../../../../../org/apache/hadoop/hbase/procedure2/SequentialProcedure.html" title="type parameter in SequentialProcedure">TEnvironment</a>&nbsp;env)
throws <a href="../../../../../org/apache/hadoop/hbase/procedure2/ProcedureYieldException.html" title="class in org.apache.hadoop.hbase.procedure2">ProcedureYieldException</a>,
<a href="../../../../../org/apache/hadoop/hbase/procedure2/ProcedureSuspendedException.html" title="class in org.apache.hadoop.hbase.procedure2">ProcedureSuspendedException</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:&nbsp;<code><a href="../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#doExecute-TEnvironment-">Procedure</a></code></span></div>
<div class="block">Internal method called by the ProcedureExecutor that starts the user-level code execute().</div>
<dl>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#doExecute-TEnvironment-">doExecute</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html" title="class in org.apache.hadoop.hbase.procedure2">Procedure</a>&lt;<a href="../../../../../org/apache/hadoop/hbase/procedure2/SequentialProcedure.html" title="type parameter in SequentialProcedure">TEnvironment</a>&gt;</code></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> - This is used when procedure wants to halt processing and
skip out without changing states or releasing any locks held.</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>
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<pre>protected&nbsp;void&nbsp;<a href="../../../../../src-html/org/apache/hadoop/hbase/procedure2/SequentialProcedure.html#line.56">doRollback</a>(<a href="../../../../../org/apache/hadoop/hbase/procedure2/SequentialProcedure.html" title="type parameter in SequentialProcedure">TEnvironment</a>&nbsp;env)
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>,
<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:&nbsp;<code><a href="../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#doRollback-TEnvironment-">Procedure</a></code></span></div>
<div class="block">Internal method called by the ProcedureExecutor that starts the user-level code rollback().</div>
<dl>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#doRollback-TEnvironment-">doRollback</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html" title="class in org.apache.hadoop.hbase.procedure2">Procedure</a>&lt;<a href="../../../../../org/apache/hadoop/hbase/procedure2/SequentialProcedure.html" title="type parameter in SequentialProcedure">TEnvironment</a>&gt;</code></dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
<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>
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<pre>protected&nbsp;void&nbsp;<a href="../../../../../src-html/org/apache/hadoop/hbase/procedure2/SequentialProcedure.html#line.70">serializeStateData</a>(<a href="../../../../../org/apache/hadoop/hbase/procedure2/ProcedureStateSerializer.html" title="interface in org.apache.hadoop.hbase.procedure2">ProcedureStateSerializer</a>&nbsp;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:&nbsp;<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
persist (e.g. input arguments or current position in the processing state) to
be able to resume on failure.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#serializeStateData-org.apache.hadoop.hbase.procedure2.ProcedureStateSerializer-">serializeStateData</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html" title="class in org.apache.hadoop.hbase.procedure2">Procedure</a>&lt;<a href="../../../../../org/apache/hadoop/hbase/procedure2/SequentialProcedure.html" title="type parameter in SequentialProcedure">TEnvironment</a>&gt;</code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>serializer</code> - stores the serializable state</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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<pre>protected&nbsp;void&nbsp;<a href="../../../../../src-html/org/apache/hadoop/hbase/procedure2/SequentialProcedure.html#line.78">deserializeStateData</a>(<a href="../../../../../org/apache/hadoop/hbase/procedure2/ProcedureStateSerializer.html" title="interface in org.apache.hadoop.hbase.procedure2">ProcedureStateSerializer</a>&nbsp;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:&nbsp;<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
state.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html#deserializeStateData-org.apache.hadoop.hbase.procedure2.ProcedureStateSerializer-">deserializeStateData</a></code>&nbsp;in class&nbsp;<code><a href="../../../../../org/apache/hadoop/hbase/procedure2/Procedure.html" title="class in org.apache.hadoop.hbase.procedure2">Procedure</a>&lt;<a href="../../../../../org/apache/hadoop/hbase/procedure2/SequentialProcedure.html" title="type parameter in SequentialProcedure">TEnvironment</a>&gt;</code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>serializer</code> - contains the serialized state</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd>
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