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<div class="sub-title"><span class="package-label-in-type">Package</span>&nbsp;<a href="package-summary.html">org.apache.hadoop.hbase</a></div>
<h1 title="Class PerformanceEvaluation.EvaluationMapTask" class="title">Class PerformanceEvaluation.EvaluationMapTask</h1>
</div>
<div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">java.lang.Object</a>
<div class="inheritance">org.apache.hadoop.mapreduce.Mapper&lt;org.apache.hadoop.io.LongWritable,<wbr>org.apache.hadoop.io.Text,<wbr>org.apache.hadoop.io.LongWritable,<wbr>org.apache.hadoop.io.LongWritable&gt;
<div class="inheritance">org.apache.hadoop.hbase.PerformanceEvaluation.EvaluationMapTask</div>
</div>
</div>
<section class="class-description" id="class-description">
<dl class="notes">
<dt>Enclosing class:</dt>
<dd><a href="PerformanceEvaluation.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation</a></dd>
</dl>
<hr>
<div class="type-signature"><span class="modifiers">public static class </span><span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/PerformanceEvaluation.html#line-282">PerformanceEvaluation.EvaluationMapTask</a></span>
<span class="extends-implements">extends org.apache.hadoop.mapreduce.Mapper&lt;org.apache.hadoop.io.LongWritable,<wbr>org.apache.hadoop.io.Text,<wbr>org.apache.hadoop.io.LongWritable,<wbr>org.apache.hadoop.io.LongWritable&gt;</span></div>
<div class="block">MapReduce job that runs a performance evaluation client in each map task.</div>
</section>
<section class="summary">
<ul class="summary-list">
<!-- ======== NESTED CLASS SUMMARY ======== -->
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<section class="nested-class-summary" id="nested-class-summary">
<h2>Nested Class Summary</h2>
<div class="inherited-list">
<h2 id="nested-classes-inherited-from-class-org.apache.hadoop.mapreduce.Mapper">Nested classes/interfaces inherited from class&nbsp;org.apache.hadoop.mapreduce.Mapper</h2>
<code>org.apache.hadoop.mapreduce.Mapper.Context</code></div>
</section>
</li>
<!-- =========== FIELD SUMMARY =========== -->
<li>
<section class="field-summary" id="field-summary">
<h2>Field Summary</h2>
<div class="caption"><span>Fields</span></div>
<div class="summary-table three-column-summary">
<div class="table-header col-first">Modifier and Type</div>
<div class="table-header col-second">Field</div>
<div class="table-header col-last">Description</div>
<div class="col-first even-row-color"><code>private <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Class.html" title="class or interface in java.lang" class="external-link">Class</a>&lt;? extends <a href="PerformanceEvaluation.Test.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.Test</a>&gt;</code></div>
<div class="col-second even-row-color"><code><a href="#cmd" class="member-name-link">cmd</a></code></div>
<div class="col-last even-row-color">&nbsp;</div>
<div class="col-first odd-row-color"><code>static final <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div>
<div class="col-second odd-row-color"><code><a href="#CMD_KEY" class="member-name-link">CMD_KEY</a></code></div>
<div class="col-last odd-row-color">
<div class="block">configuration parameter name that contains the command</div>
</div>
<div class="col-first even-row-color"><code>static final <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></code></div>
<div class="col-second even-row-color"><code><a href="#PE_KEY" class="member-name-link">PE_KEY</a></code></div>
<div class="col-last even-row-color">
<div class="block">configuration parameter name that contains the PE impl</div>
</div>
</div>
</section>
</li>
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
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<h2>Constructor Summary</h2>
<div class="caption"><span>Constructors</span></div>
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<div class="table-header col-first">Constructor</div>
<div class="table-header col-last">Description</div>
<div class="col-constructor-name even-row-color"><code><a href="#%3Cinit%3E()" class="member-name-link">EvaluationMapTask</a>()</code></div>
<div class="col-last even-row-color">&nbsp;</div>
</div>
</section>
</li>
<!-- ========== METHOD SUMMARY =========== -->
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<section class="method-summary" id="method-summary">
<h2>Method Summary</h2>
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<div class="table-tabs" role="tablist" aria-orientation="horizontal"><button id="method-summary-table-tab0" role="tab" aria-selected="true" aria-controls="method-summary-table.tabpanel" tabindex="0" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table', 3)" class="active-table-tab">All Methods</button><button id="method-summary-table-tab2" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab2', 3)" class="table-tab">Instance Methods</button><button id="method-summary-table-tab4" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab4', 3)" class="table-tab">Concrete Methods</button></div>
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<div class="table-header col-first">Modifier and Type</div>
<div class="table-header col-second">Method</div>
<div class="table-header col-last">Description</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>private &lt;Type&gt;&nbsp;<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Class.html" title="class or interface in java.lang" class="external-link">Class</a>&lt;? extends Type&gt;</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#forName(java.lang.String,java.lang.Class)" class="member-name-link">forName</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;className,
<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Class.html" title="class or interface in java.lang" class="external-link">Class</a>&lt;Type&gt;&nbsp;type)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#map(org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.Text,org.apache.hadoop.mapreduce.Mapper.Context)" class="member-name-link">map</a><wbr>(org.apache.hadoop.io.LongWritable&nbsp;key,
org.apache.hadoop.io.Text&nbsp;value,
org.apache.hadoop.mapreduce.Mapper&lt;org.apache.hadoop.io.LongWritable,<wbr>org.apache.hadoop.io.Text,<wbr>org.apache.hadoop.io.LongWritable,<wbr>org.apache.hadoop.io.LongWritable&gt;.org.apache.hadoop.mapreduce.Mapper.Context&nbsp;context)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>protected void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#setup(org.apache.hadoop.mapreduce.Mapper.Context)" class="member-name-link">setup</a><wbr>(org.apache.hadoop.mapreduce.Mapper&lt;org.apache.hadoop.io.LongWritable,<wbr>org.apache.hadoop.io.Text,<wbr>org.apache.hadoop.io.LongWritable,<wbr>org.apache.hadoop.io.LongWritable&gt;.org.apache.hadoop.mapreduce.Mapper.Context&nbsp;context)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">&nbsp;</div>
</div>
</div>
</div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-org.apache.hadoop.mapreduce.Mapper">Methods inherited from class&nbsp;org.apache.hadoop.mapreduce.Mapper</h3>
<code>cleanup, run</code></div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-java.lang.Object">Methods inherited from class&nbsp;java.lang.<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a></h3>
<code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#clone()" title="class or interface in java.lang" class="external-link">clone</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#equals(java.lang.Object)" title="class or interface in java.lang" class="external-link">equals</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#finalize()" title="class or interface in java.lang" class="external-link">finalize</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#getClass()" title="class or interface in java.lang" class="external-link">getClass</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#hashCode()" title="class or interface in java.lang" class="external-link">hashCode</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#notify()" title="class or interface in java.lang" class="external-link">notify</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#notifyAll()" title="class or interface in java.lang" class="external-link">notifyAll</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#toString()" title="class or interface in java.lang" class="external-link">toString</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait()" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait(long)" title="class or interface in java.lang" class="external-link">wait</a>, <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Object.html#wait(long,int)" title="class or interface in java.lang" class="external-link">wait</a></code></div>
</section>
</li>
</ul>
</section>
<section class="details">
<ul class="details-list">
<!-- ============ FIELD DETAIL =========== -->
<li>
<section class="field-details" id="field-detail">
<h2>Field Details</h2>
<ul class="member-list">
<li>
<section class="detail" id="CMD_KEY">
<h3>CMD_KEY</h3>
<div class="member-signature"><span class="modifiers">public static final</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/PerformanceEvaluation.EvaluationMapTask.html#line-286">CMD_KEY</a></span></div>
<div class="block">configuration parameter name that contains the command</div>
<dl class="notes">
<dt>See Also:</dt>
<dd>
<ul class="see-list">
<li><a href="../../../../constant-values.html#org.apache.hadoop.hbase.PerformanceEvaluation.EvaluationMapTask.CMD_KEY">Constant Field Values</a></li>
</ul>
</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="PE_KEY">
<h3>PE_KEY</h3>
<div class="member-signature"><span class="modifiers">public static final</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a></span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/PerformanceEvaluation.EvaluationMapTask.html#line-288">PE_KEY</a></span></div>
<div class="block">configuration parameter name that contains the PE impl</div>
<dl class="notes">
<dt>See Also:</dt>
<dd>
<ul class="see-list">
<li><a href="../../../../constant-values.html#org.apache.hadoop.hbase.PerformanceEvaluation.EvaluationMapTask.PE_KEY">Constant Field Values</a></li>
</ul>
</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="cmd">
<h3>cmd</h3>
<div class="member-signature"><span class="modifiers">private</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Class.html" title="class or interface in java.lang" class="external-link">Class</a>&lt;? extends <a href="PerformanceEvaluation.Test.html" title="class in org.apache.hadoop.hbase">PerformanceEvaluation.Test</a>&gt;</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/PerformanceEvaluation.EvaluationMapTask.html#line-290">cmd</a></span></div>
</section>
</li>
</ul>
</section>
</li>
<!-- ========= CONSTRUCTOR DETAIL ======== -->
<li>
<section class="constructor-details" id="constructor-detail">
<h2>Constructor Details</h2>
<ul class="member-list">
<li>
<section class="detail" id="&lt;init&gt;()">
<h3>EvaluationMapTask</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/PerformanceEvaluation.EvaluationMapTask.html#line-282">EvaluationMapTask</a></span>()</div>
</section>
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</ul>
</section>
</li>
<!-- ============ METHOD DETAIL ========== -->
<li>
<section class="method-details" id="method-detail">
<h2>Method Details</h2>
<ul class="member-list">
<li>
<section class="detail" id="setup(org.apache.hadoop.mapreduce.Mapper.Context)">
<h3>setup</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/PerformanceEvaluation.EvaluationMapTask.html#line-292">setup</a></span><wbr><span class="parameters">(org.apache.hadoop.mapreduce.Mapper&lt;org.apache.hadoop.io.LongWritable,<wbr>org.apache.hadoop.io.Text,<wbr>org.apache.hadoop.io.LongWritable,<wbr>org.apache.hadoop.io.LongWritable&gt;.org.apache.hadoop.mapreduce.Mapper.Context&nbsp;context)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a>,
<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/InterruptedException.html" title="class or interface in java.lang" class="external-link">InterruptedException</a></span></div>
<dl class="notes">
<dt>Overrides:</dt>
<dd><code>setup</code>&nbsp;in class&nbsp;<code>org.apache.hadoop.mapreduce.Mapper&lt;org.apache.hadoop.io.LongWritable,<wbr>org.apache.hadoop.io.Text,<wbr>org.apache.hadoop.io.LongWritable,<wbr>org.apache.hadoop.io.LongWritable&gt;</code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code></dd>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/InterruptedException.html" title="class or interface in java.lang" class="external-link">InterruptedException</a></code></dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="forName(java.lang.String,java.lang.Class)">
<h3>forName</h3>
<div class="member-signature"><span class="modifiers">private</span>&nbsp;<span class="type-parameters">&lt;Type&gt;</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Class.html" title="class or interface in java.lang" class="external-link">Class</a>&lt;? extends Type&gt;</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/PerformanceEvaluation.EvaluationMapTask.html#line-307">forName</a></span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>&nbsp;className,
<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Class.html" title="class or interface in java.lang" class="external-link">Class</a>&lt;Type&gt;&nbsp;type)</span></div>
</section>
</li>
<li>
<section class="detail" id="map(org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.Text,org.apache.hadoop.mapreduce.Mapper.Context)">
<h3>map</h3>
<div class="member-signature"><span class="modifiers">protected</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../src-html/org/apache/hadoop/hbase/PerformanceEvaluation.EvaluationMapTask.html#line-315">map</a></span><wbr><span class="parameters">(org.apache.hadoop.io.LongWritable&nbsp;key,
org.apache.hadoop.io.Text&nbsp;value,
org.apache.hadoop.mapreduce.Mapper&lt;org.apache.hadoop.io.LongWritable,<wbr>org.apache.hadoop.io.Text,<wbr>org.apache.hadoop.io.LongWritable,<wbr>org.apache.hadoop.io.LongWritable&gt;.org.apache.hadoop.mapreduce.Mapper.Context&nbsp;context)</span>
throws <span class="exceptions"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a>,
<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/InterruptedException.html" title="class or interface in java.lang" class="external-link">InterruptedException</a></span></div>
<dl class="notes">
<dt>Overrides:</dt>
<dd><code>map</code>&nbsp;in class&nbsp;<code>org.apache.hadoop.mapreduce.Mapper&lt;org.apache.hadoop.io.LongWritable,<wbr>org.apache.hadoop.io.Text,<wbr>org.apache.hadoop.io.LongWritable,<wbr>org.apache.hadoop.io.LongWritable&gt;</code></dd>
<dt>Throws:</dt>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/io/IOException.html" title="class or interface in java.io" class="external-link">IOException</a></code></dd>
<dd><code><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/InterruptedException.html" title="class or interface in java.lang" class="external-link">InterruptedException</a></code></dd>
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