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<title>SparkEnv (Spark 4.0.0-preview1 JavaDoc)</title>
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<div class="sub-title"><span class="package-label-in-type">Package</span>&nbsp;<a href="package-summary.html">org.apache.spark</a></div>
<h1 title="Class SparkEnv" class="title">Class SparkEnv</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">Object</a>
<div class="inheritance">org.apache.spark.SparkEnv</div>
</div>
<section class="class-description" id="class-description">
<dl class="notes">
<dt>All Implemented Interfaces:</dt>
<dd><code>org.apache.spark.internal.Logging</code></dd>
</dl>
<hr>
<div class="type-signature"><span class="modifiers">public class </span><span class="element-name type-name-label">SparkEnv</span>
<span class="extends-implements">extends <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>
implements org.apache.spark.internal.Logging</span></div>
<div class="block">:: DeveloperApi ::
Holds all the runtime environment objects for a running Spark instance (either master or worker),
including the serializer, RpcEnv, block manager, map output tracker, etc. Currently
Spark code finds the SparkEnv through a global variable, so all the threads can access the same
SparkEnv. It can be accessed by SparkEnv.get (e.g. after creating a SparkContext).</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.spark.internal.Logging">Nested classes/interfaces inherited from interface&nbsp;org.apache.spark.internal.Logging</h2>
<code>org.apache.spark.internal.Logging.LogStringContext, org.apache.spark.internal.Logging.SparkShellLoggingFilter</code></div>
</section>
</li>
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
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<section class="constructor-summary" id="constructor-summary">
<h2>Constructor Summary</h2>
<div class="caption"><span>Constructors</span></div>
<div class="summary-table two-column-summary">
<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(java.lang.String,org.apache.spark.rpc.RpcEnv,org.apache.spark.serializer.Serializer,org.apache.spark.serializer.Serializer,org.apache.spark.serializer.SerializerManager,org.apache.spark.MapOutputTracker,org.apache.spark.broadcast.BroadcastManager,org.apache.spark.storage.BlockManager,org.apache.spark.SecurityManager,org.apache.spark.metrics.MetricsSystem,org.apache.spark.scheduler.OutputCommitCoordinator,org.apache.spark.SparkConf)" class="member-name-link">SparkEnv</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;executorId,
org.apache.spark.rpc.RpcEnv&nbsp;rpcEnv,
<a href="serializer/Serializer.html" title="class in org.apache.spark.serializer">Serializer</a>&nbsp;serializer,
<a href="serializer/Serializer.html" title="class in org.apache.spark.serializer">Serializer</a>&nbsp;closureSerializer,
org.apache.spark.serializer.SerializerManager&nbsp;serializerManager,
org.apache.spark.MapOutputTracker&nbsp;mapOutputTracker,
org.apache.spark.broadcast.BroadcastManager&nbsp;broadcastManager,
org.apache.spark.storage.BlockManager&nbsp;blockManager,
org.apache.spark.SecurityManager&nbsp;securityManager,
org.apache.spark.metrics.MetricsSystem&nbsp;metricsSystem,
org.apache.spark.scheduler.OutputCommitCoordinator&nbsp;outputCommitCoordinator,
<a href="SparkConf.html" title="class in org.apache.spark">SparkConf</a>&nbsp;conf)</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>
<div id="method-summary-table">
<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-tab1" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab1', 3)" class="table-tab">Static 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="summary-table three-column-summary" aria-labelledby="method-summary-table-tab0">
<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>org.apache.spark.storage.BlockManager</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#blockManager()" class="member-name-link">blockManager</a>()</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>org.apache.spark.broadcast.BroadcastManager</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#broadcastManager()" class="member-name-link">broadcastManager</a>()</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><a href="serializer/Serializer.html" title="class in org.apache.spark.serializer">Serializer</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#closureSerializer()" class="member-name-link">closureSerializer</a>()</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><a href="SparkConf.html" title="class in org.apache.spark">SparkConf</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#conf()" class="member-name-link">conf</a>()</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><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 method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#executorId()" class="member-name-link">executorId</a>()</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-tab1 method-summary-table-tab4"><code>static <a href="SparkEnv.html" title="class in org.apache.spark">SparkEnv</a></code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#get()" class="member-name-link">get</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">
<div class="block">Returns the SparkEnv.</div>
</div>
<div class="col-first even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static org.apache.spark.internal.Logging.LogStringContext</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#LogStringContext(scala.StringContext)" class="member-name-link">LogStringContext</a><wbr>(scala.StringContext&nbsp;sc)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab1 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>org.apache.spark.MapOutputTracker</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#mapOutputTracker()" class="member-name-link">mapOutputTracker</a>()</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>org.apache.spark.memory.MemoryManager</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#memoryManager()" class="member-name-link">memoryManager</a>()</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>org.apache.spark.metrics.MetricsSystem</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#metricsSystem()" class="member-name-link">metricsSystem</a>()</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-tab1 method-summary-table-tab4"><code>static org.slf4j.Logger</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#org$apache$spark$internal$Logging$$log_()" class="member-name-link">org$apache$spark$internal$Logging$$log_</a>()</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">&nbsp;</div>
<div class="col-first odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code>static void</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#org$apache$spark$internal$Logging$$log__$eq(org.slf4j.Logger)" class="member-name-link">org$apache$spark$internal$Logging$$log__$eq</a><wbr>(org.slf4j.Logger&nbsp;x$1)</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab1 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>org.apache.spark.scheduler.OutputCommitCoordinator</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#outputCommitCoordinator()" class="member-name-link">outputCommitCoordinator</a>()</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>org.apache.spark.SecurityManager</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#securityManager()" class="member-name-link">securityManager</a>()</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><a href="serializer/Serializer.html" title="class in org.apache.spark.serializer">Serializer</a></code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#serializer()" class="member-name-link">serializer</a>()</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>org.apache.spark.serializer.SerializerManager</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#serializerManager()" class="member-name-link">serializerManager</a>()</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-tab1 method-summary-table-tab4"><code>static void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#set(org.apache.spark.SparkEnv)" class="member-name-link">set</a><wbr>(<a href="SparkEnv.html" title="class in org.apache.spark">SparkEnv</a>&nbsp;e)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab1 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>org.apache.spark.shuffle.ShuffleManager</code></div>
<div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#shuffleManager()" class="member-name-link">shuffleManager</a>()</code></div>
<div class="col-last odd-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-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#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#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>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-org.apache.spark.internal.Logging">Methods inherited from interface&nbsp;org.apache.spark.internal.Logging</h3>
<code>initializeForcefully, initializeLogIfNecessary, initializeLogIfNecessary, initializeLogIfNecessary$default$2, isTraceEnabled, log, logDebug, logDebug, logDebug, logDebug, logError, logError, logError, logError, logInfo, logInfo, logInfo, logInfo, logName, LogStringContext, logTrace, logTrace, logTrace, logTrace, logWarning, logWarning, logWarning, logWarning, org$apache$spark$internal$Logging$$log_, org$apache$spark$internal$Logging$$log__$eq, withLogContext</code></div>
</section>
</li>
</ul>
</section>
<section class="details">
<ul class="details-list">
<!-- ========= 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;(java.lang.String,org.apache.spark.rpc.RpcEnv,org.apache.spark.serializer.Serializer,org.apache.spark.serializer.Serializer,org.apache.spark.serializer.SerializerManager,org.apache.spark.MapOutputTracker,org.apache.spark.broadcast.BroadcastManager,org.apache.spark.storage.BlockManager,org.apache.spark.SecurityManager,org.apache.spark.metrics.MetricsSystem,org.apache.spark.scheduler.OutputCommitCoordinator,org.apache.spark.SparkConf)">
<h3>SparkEnv</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="element-name">SparkEnv</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;executorId,
org.apache.spark.rpc.RpcEnv&nbsp;rpcEnv,
<a href="serializer/Serializer.html" title="class in org.apache.spark.serializer">Serializer</a>&nbsp;serializer,
<a href="serializer/Serializer.html" title="class in org.apache.spark.serializer">Serializer</a>&nbsp;closureSerializer,
org.apache.spark.serializer.SerializerManager&nbsp;serializerManager,
org.apache.spark.MapOutputTracker&nbsp;mapOutputTracker,
org.apache.spark.broadcast.BroadcastManager&nbsp;broadcastManager,
org.apache.spark.storage.BlockManager&nbsp;blockManager,
org.apache.spark.SecurityManager&nbsp;securityManager,
org.apache.spark.metrics.MetricsSystem&nbsp;metricsSystem,
org.apache.spark.scheduler.OutputCommitCoordinator&nbsp;outputCommitCoordinator,
<a href="SparkConf.html" title="class in org.apache.spark">SparkConf</a>&nbsp;conf)</span></div>
</section>
</li>
</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="set(org.apache.spark.SparkEnv)">
<h3>set</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">set</span><wbr><span class="parameters">(<a href="SparkEnv.html" title="class in org.apache.spark">SparkEnv</a>&nbsp;e)</span></div>
</section>
</li>
<li>
<section class="detail" id="get()">
<h3>get</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type"><a href="SparkEnv.html" title="class in org.apache.spark">SparkEnv</a></span>&nbsp;<span class="element-name">get</span>()</div>
<div class="block">Returns the SparkEnv.</div>
<dl class="notes">
<dt>Returns:</dt>
<dd>(undocumented)</dd>
</dl>
</section>
</li>
<li>
<section class="detail" id="org$apache$spark$internal$Logging$$log_()">
<h3>org$apache$spark$internal$Logging$$log_</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">org.slf4j.Logger</span>&nbsp;<span class="element-name">org$apache$spark$internal$Logging$$log_</span>()</div>
</section>
</li>
<li>
<section class="detail" id="org$apache$spark$internal$Logging$$log__$eq(org.slf4j.Logger)">
<h3>org$apache$spark$internal$Logging$$log__$eq</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name">org$apache$spark$internal$Logging$$log__$eq</span><wbr><span class="parameters">(org.slf4j.Logger&nbsp;x$1)</span></div>
</section>
</li>
<li>
<section class="detail" id="LogStringContext(scala.StringContext)">
<h3>LogStringContext</h3>
<div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">org.apache.spark.internal.Logging.LogStringContext</span>&nbsp;<span class="element-name">LogStringContext</span><wbr><span class="parameters">(scala.StringContext&nbsp;sc)</span></div>
</section>
</li>
<li>
<section class="detail" id="executorId()">
<h3>executorId</h3>
<div class="member-signature"><span class="modifiers">public</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">executorId</span>()</div>
</section>
</li>
<li>
<section class="detail" id="serializer()">
<h3>serializer</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="serializer/Serializer.html" title="class in org.apache.spark.serializer">Serializer</a></span>&nbsp;<span class="element-name">serializer</span>()</div>
</section>
</li>
<li>
<section class="detail" id="closureSerializer()">
<h3>closureSerializer</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="serializer/Serializer.html" title="class in org.apache.spark.serializer">Serializer</a></span>&nbsp;<span class="element-name">closureSerializer</span>()</div>
</section>
</li>
<li>
<section class="detail" id="serializerManager()">
<h3>serializerManager</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">org.apache.spark.serializer.SerializerManager</span>&nbsp;<span class="element-name">serializerManager</span>()</div>
</section>
</li>
<li>
<section class="detail" id="mapOutputTracker()">
<h3>mapOutputTracker</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">org.apache.spark.MapOutputTracker</span>&nbsp;<span class="element-name">mapOutputTracker</span>()</div>
</section>
</li>
<li>
<section class="detail" id="broadcastManager()">
<h3>broadcastManager</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">org.apache.spark.broadcast.BroadcastManager</span>&nbsp;<span class="element-name">broadcastManager</span>()</div>
</section>
</li>
<li>
<section class="detail" id="blockManager()">
<h3>blockManager</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">org.apache.spark.storage.BlockManager</span>&nbsp;<span class="element-name">blockManager</span>()</div>
</section>
</li>
<li>
<section class="detail" id="securityManager()">
<h3>securityManager</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">org.apache.spark.SecurityManager</span>&nbsp;<span class="element-name">securityManager</span>()</div>
</section>
</li>
<li>
<section class="detail" id="metricsSystem()">
<h3>metricsSystem</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">org.apache.spark.metrics.MetricsSystem</span>&nbsp;<span class="element-name">metricsSystem</span>()</div>
</section>
</li>
<li>
<section class="detail" id="outputCommitCoordinator()">
<h3>outputCommitCoordinator</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">org.apache.spark.scheduler.OutputCommitCoordinator</span>&nbsp;<span class="element-name">outputCommitCoordinator</span>()</div>
</section>
</li>
<li>
<section class="detail" id="conf()">
<h3>conf</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type"><a href="SparkConf.html" title="class in org.apache.spark">SparkConf</a></span>&nbsp;<span class="element-name">conf</span>()</div>
</section>
</li>
<li>
<section class="detail" id="shuffleManager()">
<h3>shuffleManager</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">org.apache.spark.shuffle.ShuffleManager</span>&nbsp;<span class="element-name">shuffleManager</span>()</div>
</section>
</li>
<li>
<section class="detail" id="memoryManager()">
<h3>memoryManager</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="return-type">org.apache.spark.memory.MemoryManager</span>&nbsp;<span class="element-name">memoryManager</span>()</div>
</section>
</li>
</ul>
</section>
</li>
</ul>
</section>
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