devapidocs/org/apache/hadoop/hbase/io/hfile/PrefetchExecutor.html - hbase-site - Git at Google

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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.io.hfile</a></div>
 <h1 title="Class PrefetchExecutor" class="title">Class PrefetchExecutor</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.hbase.io.hfile.PrefetchExecutor</div>
 </div>
 <section class="class-description" id="class-description">
 <hr>
 <div class="type-signature"><span class="annotations">@Private
 </span><span class="modifiers">public final class </span><span class="element-name"><a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/PrefetchExecutor.html#line-43">PrefetchExecutor</a></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></span></div>
 </section>
 <section class="summary">
 <ul class="summary-list">
 <!-- =========== 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 static final org.slf4j.Logger</code></div>
 <div class="col-second even-row-color"><code><a href="#LOG" class="member-name-link">LOG</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="#PREFETCH_DELAY" class="member-name-link">PREFETCH_DELAY</a></code></div>
 <div class="col-last odd-row-color">
 <div class="block">Wait time in miliseconds before executing prefetch</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="#PREFETCH_DELAY_VARIATION" class="member-name-link">PREFETCH_DELAY_VARIATION</a></code></div>
 <div class="col-last even-row-color">&nbsp;</div>
 <div class="col-first odd-row-color"><code>static final float</code></div>
 <div class="col-second odd-row-color"><code><a href="#PREFETCH_DELAY_VARIATION_DEFAULT_VALUE" class="member-name-link">PREFETCH_DELAY_VARIATION_DEFAULT_VALUE</a></code></div>
 <div class="col-last odd-row-color">&nbsp;</div>
 <div class="col-first even-row-color"><code>private static int</code></div>
 <div class="col-second even-row-color"><code><a href="#prefetchDelayMillis" class="member-name-link">prefetchDelayMillis</a></code></div>
 <div class="col-last even-row-color">
 <div class="block">Delay before beginning prefetch</div>
 </div>
 <div class="col-first odd-row-color"><code>private static float</code></div>
 <div class="col-second odd-row-color"><code><a href="#prefetchDelayVariation" class="member-name-link">prefetchDelayVariation</a></code></div>
 <div class="col-last odd-row-color">
 <div class="block">Variation in prefetch delay times, to mitigate stampedes</div>
 </div>
 <div class="col-first even-row-color"><code>private static final <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/ScheduledExecutorService.html" title="class or interface in java.util.concurrent" class="external-link">ScheduledExecutorService</a></code></div>
 <div class="col-second even-row-color"><code><a href="#prefetchExecutorPool" class="member-name-link">prefetchExecutorPool</a></code></div>
 <div class="col-last even-row-color">
 <div class="block">Executor pool shared among all HFiles for block prefetch</div>
 </div>
 <div class="col-first odd-row-color"><code>private static final <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;org.apache.hadoop.fs.Path,<wbr><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/Future.html" title="class or interface in java.util.concurrent" class="external-link">Future</a>&lt;?&gt;&gt;</code></div>
 <div class="col-second odd-row-color"><code><a href="#prefetchFutures" class="member-name-link">prefetchFutures</a></code></div>
 <div class="col-last odd-row-color">
 <div class="block">Futures for tracking block prefetch activity</div>
 </div>
 <div class="col-first even-row-color"><code>private static final <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/regex/Pattern.html" title="class or interface in java.util.regex" class="external-link">Pattern</a></code></div>
 <div class="col-second even-row-color"><code><a href="#prefetchPathExclude" class="member-name-link">prefetchPathExclude</a></code></div>
 <div class="col-last even-row-color">&nbsp;</div>
 <div class="col-first odd-row-color"><code>private static final <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;org.apache.hadoop.fs.Path,<wbr><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Runnable.html" title="class or interface in java.lang" class="external-link">Runnable</a>&gt;</code></div>
 <div class="col-second odd-row-color"><code><a href="#prefetchRunnable" class="member-name-link">prefetchRunnable</a></code></div>
 <div class="col-last odd-row-color">
 <div class="block">Runnables for resetting the prefetch activity</div>
 </div>
 </div>
 </section>
 </li>
 <!-- ======== CONSTRUCTOR SUMMARY ======== -->
 <li>
 <section class="constructor-summary" id="constructor-summary">
 <h2>Constructor Summary</h2>
 <div class="caption"><span>Constructors</span></div>
 <div class="summary-table three-column-summary">
 <div class="table-header col-first">Modifier</div>
 <div class="table-header col-second">Constructor</div>
 <div class="table-header col-last">Description</div>
 <div class="col-first even-row-color"><code>private </code></div>
 <div class="col-constructor-name even-row-color"><code><a href="#%3Cinit%3E()" class="member-name-link">PrefetchExecutor</a>()</code></div>
 <div class="col-last even-row-color">&nbsp;</div>
 </div>
 </section>
 </li>
 <!-- ========== METHOD SUMMARY =========== -->
 <li>
 <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-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>
 <div id="method-summary-table.tabpanel" role="tabpanel">
 <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-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="#cancel(org.apache.hadoop.fs.Path)" class="member-name-link">cancel</a><wbr>(org.apache.hadoop.fs.Path&nbsp;path)</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="#complete(org.apache.hadoop.fs.Path)" class="member-name-link">complete</a><wbr>(org.apache.hadoop.fs.Path&nbsp;path)</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-tab1 method-summary-table-tab4"><code>(package private) static <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/ScheduledExecutorService.html" title="class or interface in java.util.concurrent" class="external-link">ScheduledExecutorService</a></code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#getExecutorPool()" class="member-name-link">getExecutorPool</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 int</code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#getPrefetchDelay()" class="member-name-link">getPrefetchDelay</a>()</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-tab1 method-summary-table-tab4"><code>(package private) static <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;org.apache.hadoop.fs.Path,<wbr><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/Future.html" title="class or interface in java.util.concurrent" class="external-link">Future</a>&lt;?&gt;&gt;</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#getPrefetchFutures()" class="member-name-link">getPrefetchFutures</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>(package private) static <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;org.apache.hadoop.fs.Path,<wbr><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Runnable.html" title="class or interface in java.lang" class="external-link">Runnable</a>&gt;</code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#getPrefetchRunnable()" class="member-name-link">getPrefetchRunnable</a>()</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-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="#interrupt(org.apache.hadoop.fs.Path)" class="member-name-link">interrupt</a><wbr>(org.apache.hadoop.fs.Path&nbsp;path)</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 boolean</code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#isCompleted(org.apache.hadoop.fs.Path)" class="member-name-link">isCompleted</a><wbr>(org.apache.hadoop.fs.Path&nbsp;path)</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-tab1 method-summary-table-tab4"><code>(package private) static boolean</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4"><code><a href="#isPrefetchStarted()" class="member-name-link">isPrefetchStarted</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="#loadConfiguration(org.apache.hadoop.conf.Configuration)" class="member-name-link">loadConfiguration</a><wbr>(org.apache.hadoop.conf.Configuration&nbsp;conf)</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-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="#request(org.apache.hadoop.fs.Path,java.lang.Runnable)" class="member-name-link">request</a><wbr>(org.apache.hadoop.fs.Path&nbsp;path,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Runnable.html" title="class or interface in java.lang" class="external-link">Runnable</a>&nbsp;runnable)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab1 method-summary-table-tab4">&nbsp;</div>
 </div>
 </div>
 </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="LOG">
 <h3>LOG</h3>
 <div class="member-signature"><span class="modifiers">private static final</span>&nbsp;<span class="return-type">org.slf4j.Logger</span>&nbsp;<span class="element-name"><a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/PrefetchExecutor.html#line-46">LOG</a></span></div>
 </section>
 </li>
 <li>
 <section class="detail" id="PREFETCH_DELAY">
 <h3>PREFETCH_DELAY</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/io/hfile/PrefetchExecutor.html#line-48">PREFETCH_DELAY</a></span></div>
 <div class="block">Wait time in miliseconds before executing prefetch</div>
 <dl class="notes">
 <dt>See Also:</dt>
 <dd>
 <ul class="see-list">
 <li><a href="../../../../../../constant-values.html#org.apache.hadoop.hbase.io.hfile.PrefetchExecutor.PREFETCH_DELAY">Constant Field Values</a></li>
 </ul>
 </dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="PREFETCH_DELAY_VARIATION">
 <h3>PREFETCH_DELAY_VARIATION</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/io/hfile/PrefetchExecutor.html#line-49">PREFETCH_DELAY_VARIATION</a></span></div>
 <dl class="notes">
 <dt>See Also:</dt>
 <dd>
 <ul class="see-list">
 <li><a href="../../../../../../constant-values.html#org.apache.hadoop.hbase.io.hfile.PrefetchExecutor.PREFETCH_DELAY_VARIATION">Constant Field Values</a></li>
 </ul>
 </dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="PREFETCH_DELAY_VARIATION_DEFAULT_VALUE">
 <h3>PREFETCH_DELAY_VARIATION_DEFAULT_VALUE</h3>
 <div class="member-signature"><span class="modifiers">public static final</span>&nbsp;<span class="return-type">float</span>&nbsp;<span class="element-name"><a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/PrefetchExecutor.html#line-50">PREFETCH_DELAY_VARIATION_DEFAULT_VALUE</a></span></div>
 <dl class="notes">
 <dt>See Also:</dt>
 <dd>
 <ul class="see-list">
 <li><a href="../../../../../../constant-values.html#org.apache.hadoop.hbase.io.hfile.PrefetchExecutor.PREFETCH_DELAY_VARIATION_DEFAULT_VALUE">Constant Field Values</a></li>
 </ul>
 </dd>
 </dl>
 </section>
 </li>
 <li>
 <section class="detail" id="prefetchFutures">
 <h3>prefetchFutures</h3>
 <div class="member-signature"><span class="modifiers">private static final</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;org.apache.hadoop.fs.Path,<wbr><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/Future.html" title="class or interface in java.util.concurrent" class="external-link">Future</a>&lt;?&gt;&gt;</span>&nbsp;<span class="element-name"><a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/PrefetchExecutor.html#line-53">prefetchFutures</a></span></div>
 <div class="block">Futures for tracking block prefetch activity</div>
 </section>
 </li>
 <li>
 <section class="detail" id="prefetchRunnable">
 <h3>prefetchRunnable</h3>
 <div class="member-signature"><span class="modifiers">private static final</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;org.apache.hadoop.fs.Path,<wbr><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Runnable.html" title="class or interface in java.lang" class="external-link">Runnable</a>&gt;</span>&nbsp;<span class="element-name"><a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/PrefetchExecutor.html#line-55">prefetchRunnable</a></span></div>
 <div class="block">Runnables for resetting the prefetch activity</div>
 </section>
 </li>
 <li>
 <section class="detail" id="prefetchExecutorPool">
 <h3>prefetchExecutorPool</h3>
 <div class="member-signature"><span class="modifiers">private static final</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/ScheduledExecutorService.html" title="class or interface in java.util.concurrent" class="external-link">ScheduledExecutorService</a></span>&nbsp;<span class="element-name"><a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/PrefetchExecutor.html#line-57">prefetchExecutorPool</a></span></div>
 <div class="block">Executor pool shared among all HFiles for block prefetch</div>
 </section>
 </li>
 <li>
 <section class="detail" id="prefetchDelayMillis">
 <h3>prefetchDelayMillis</h3>
 <div class="member-signature"><span class="modifiers">private static</span>&nbsp;<span class="return-type">int</span>&nbsp;<span class="element-name"><a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/PrefetchExecutor.html#line-59">prefetchDelayMillis</a></span></div>
 <div class="block">Delay before beginning prefetch</div>
 </section>
 </li>
 <li>
 <section class="detail" id="prefetchDelayVariation">
 <h3>prefetchDelayVariation</h3>
 <div class="member-signature"><span class="modifiers">private static</span>&nbsp;<span class="return-type">float</span>&nbsp;<span class="element-name"><a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/PrefetchExecutor.html#line-61">prefetchDelayVariation</a></span></div>
 <div class="block">Variation in prefetch delay times, to mitigate stampedes</div>
 </section>
 </li>
 <li>
 <section class="detail" id="prefetchPathExclude">
 <h3>prefetchPathExclude</h3>
 <div class="member-signature"><span class="modifiers">private static final</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/regex/Pattern.html" title="class or interface in java.util.regex" class="external-link">Pattern</a></span>&nbsp;<span class="element-name"><a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/PrefetchExecutor.html#line-86">prefetchPathExclude</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>PrefetchExecutor</h3>
 <div class="member-signature"><span class="modifiers">private</span>&nbsp;<span class="element-name"><a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/PrefetchExecutor.html#line-146">PrefetchExecutor</a></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="request(org.apache.hadoop.fs.Path,java.lang.Runnable)">
 <h3>request</h3>
 <div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/PrefetchExecutor.html#line-91">request</a></span><wbr><span class="parameters">(org.apache.hadoop.fs.Path&nbsp;path,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Runnable.html" title="class or interface in java.lang" class="external-link">Runnable</a>&nbsp;runnable)</span></div>
 </section>
 </li>
 <li>
 <section class="detail" id="complete(org.apache.hadoop.fs.Path)">
 <h3>complete</h3>
 <div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/PrefetchExecutor.html#line-117">complete</a></span><wbr><span class="parameters">(org.apache.hadoop.fs.Path&nbsp;path)</span></div>
 </section>
 </li>
 <li>
 <section class="detail" id="cancel(org.apache.hadoop.fs.Path)">
 <h3>cancel</h3>
 <div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/PrefetchExecutor.html#line-125">cancel</a></span><wbr><span class="parameters">(org.apache.hadoop.fs.Path&nbsp;path)</span></div>
 </section>
 </li>
 <li>
 <section class="detail" id="interrupt(org.apache.hadoop.fs.Path)">
 <h3>interrupt</h3>
 <div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/PrefetchExecutor.html#line-136">interrupt</a></span><wbr><span class="parameters">(org.apache.hadoop.fs.Path&nbsp;path)</span></div>
 </section>
 </li>
 <li>
 <section class="detail" id="isCompleted(org.apache.hadoop.fs.Path)">
 <h3>isCompleted</h3>
 <div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name"><a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/PrefetchExecutor.html#line-149">isCompleted</a></span><wbr><span class="parameters">(org.apache.hadoop.fs.Path&nbsp;path)</span></div>
 </section>
 </li>
 <li>
 <section class="detail" id="getExecutorPool()">
 <h3>getExecutorPool</h3>
 <div class="member-signature"><span class="modifiers">static</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/ScheduledExecutorService.html" title="class or interface in java.util.concurrent" class="external-link">ScheduledExecutorService</a></span>&nbsp;<span class="element-name"><a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/PrefetchExecutor.html#line-158">getExecutorPool</a></span>()</div>
 </section>
 </li>
 <li>
 <section class="detail" id="getPrefetchFutures()">
 <h3>getPrefetchFutures</h3>
 <div class="member-signature"><span class="modifiers">static</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;org.apache.hadoop.fs.Path,<wbr><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/Future.html" title="class or interface in java.util.concurrent" class="external-link">Future</a>&lt;?&gt;&gt;</span>&nbsp;<span class="element-name"><a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/PrefetchExecutor.html#line-164">getPrefetchFutures</a></span>()</div>
 </section>
 </li>
 <li>
 <section class="detail" id="getPrefetchRunnable()">
 <h3>getPrefetchRunnable</h3>
 <div class="member-signature"><span class="modifiers">static</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a>&lt;org.apache.hadoop.fs.Path,<wbr><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Runnable.html" title="class or interface in java.lang" class="external-link">Runnable</a>&gt;</span>&nbsp;<span class="element-name"><a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/PrefetchExecutor.html#line-170">getPrefetchRunnable</a></span>()</div>
 </section>
 </li>
 <li>
 <section class="detail" id="isPrefetchStarted()">
 <h3>isPrefetchStarted</h3>
 <div class="member-signature"><span class="modifiers">static</span>&nbsp;<span class="return-type">boolean</span>&nbsp;<span class="element-name"><a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/PrefetchExecutor.html#line-176">isPrefetchStarted</a></span>()</div>
 </section>
 </li>
 <li>
 <section class="detail" id="getPrefetchDelay()">
 <h3>getPrefetchDelay</h3>
 <div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">int</span>&nbsp;<span class="element-name"><a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/PrefetchExecutor.html#line-192">getPrefetchDelay</a></span>()</div>
 </section>
 </li>
 <li>
 <section class="detail" id="loadConfiguration(org.apache.hadoop.conf.Configuration)">
 <h3>loadConfiguration</h3>
 <div class="member-signature"><span class="modifiers">public static</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../../src-html/org/apache/hadoop/hbase/io/hfile/PrefetchExecutor.html#line-196">loadConfiguration</a></span><wbr><span class="parameters">(org.apache.hadoop.conf.Configuration&nbsp;conf)</span></div>
 </section>
 </li>
 </ul>
 </section>
 </li>
 </ul>
 </section>
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