devapidocs/org/apache/hadoop/hbase/client/AsyncMetaRegionLocator.html - hbase-site - Git at Google

 <!DOCTYPE HTML>
 <html lang="en">
 <head>
 <!-- Generated by javadoc (17) -->
 <title>AsyncMetaRegionLocator (Apache HBase 4.0.0-alpha-1-SNAPSHOT API)</title>
 <meta name="viewport" content="width=device-width, initial-scale=1">
 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
 <meta name="description" content="declaration: package: org.apache.hadoop.hbase.client, class: AsyncMetaRegionLocator">
 <meta name="generator" content="javadoc/ClassWriterImpl">
 <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style">
 <link rel="stylesheet" type="text/css" href="../../../../../script-dir/jquery-ui.min.css" title="Style">
 <link rel="stylesheet" type="text/css" href="../../../../../jquery-ui.overrides.css" title="Style">
 <script type="text/javascript" src="../../../../../script.js"></script>
 <script type="text/javascript" src="../../../../../script-dir/jquery-3.6.1.min.js"></script>
 <script type="text/javascript" src="../../../../../script-dir/jquery-ui.min.js"></script>
 </head>
 <body class="class-declaration-page">
 <script type="text/javascript">var evenRowColor = "even-row-color";
 var oddRowColor = "odd-row-color";
 var tableTab = "table-tab";
 var activeTableTab = "active-table-tab";
 var pathtoroot = "../../../../../";
 loadScripts(document, 'script');</script>
 <noscript>
 <div>JavaScript is disabled on your browser.</div>
 </noscript>
 <div class="flex-box">
 <header role="banner" class="flex-header">
 <nav role="navigation">
 <!-- ========= START OF TOP NAVBAR ======= -->
 <div class="top-nav" id="navbar-top">
 <div class="skip-nav"><a href="#skip-navbar-top" title="Skip navigation links">Skip navigation links</a></div>
 <ul id="navbar-top-firstrow" class="nav-list" title="Navigation">
 <li><a href="../../../../../index.html">Overview</a></li>
 <li><a href="package-summary.html">Package</a></li>
 <li class="nav-bar-cell1-rev">Class</li>
 <li><a href="class-use/AsyncMetaRegionLocator.html">Use</a></li>
 <li><a href="package-tree.html">Tree</a></li>
 <li><a href="../../../../../deprecated-list.html">Deprecated</a></li>
 <li><a href="../../../../../index-all.html">Index</a></li>
 <li><a href="../../../../../help-doc.html#class">Help</a></li>
 </ul>
 </div>
 <div class="sub-nav">
 <div>
 <ul class="sub-nav-list">
 <li>Summary:&nbsp;</li>
 <li>Nested&nbsp;|&nbsp;</li>
 <li><a href="#field-summary">Field</a>&nbsp;|&nbsp;</li>
 <li><a href="#constructor-summary">Constr</a>&nbsp;|&nbsp;</li>
 <li><a href="#method-summary">Method</a></li>
 </ul>
 <ul class="sub-nav-list">
 <li>Detail:&nbsp;</li>
 <li><a href="#field-detail">Field</a>&nbsp;|&nbsp;</li>
 <li><a href="#constructor-detail">Constr</a>&nbsp;|&nbsp;</li>
 <li><a href="#method-detail">Method</a></li>
 </ul>
 </div>
 <div class="nav-list-search"><label for="search-input">SEARCH:</label>
 <input type="text" id="search-input" value="search" disabled="disabled">
 <input type="reset" id="reset-button" value="reset" disabled="disabled">
 </div>
 </div>
 <!-- ========= END OF TOP NAVBAR ========= -->
 <span class="skip-nav" id="skip-navbar-top"></span></nav>
 </header>
 <div class="flex-content">
 <main role="main">
 <!-- ======== START OF CLASS DATA ======== -->
 <div class="header">
 <div class="sub-title"><span class="package-label-in-type">Package</span>&nbsp;<a href="package-summary.html">org.apache.hadoop.hbase.client</a></div>
 <h1 title="Class AsyncMetaRegionLocator" class="title">Class AsyncMetaRegionLocator</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.client.AsyncMetaRegionLocator</div>
 </div>
 <section class="class-description" id="class-description">
 <hr>
 <div class="type-signature"><span class="annotations">@Private
 </span><span class="modifiers">class </span><span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/client/AsyncMetaRegionLocator.html#line-36">AsyncMetaRegionLocator</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>
 <div class="block">The asynchronous locator for meta region.</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 final <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/atomic/AtomicReference.html" title="class or interface in java.util.concurrent.atomic" class="external-link">AtomicReference</a>&lt;<a href="../RegionLocations.html" title="class in org.apache.hadoop.hbase">RegionLocations</a>&gt;</code></div>
 <div class="col-second even-row-color"><code><a href="#metaRegionLocations" class="member-name-link">metaRegionLocations</a></code></div>
 <div class="col-last even-row-color">&nbsp;</div>
 <div class="col-first odd-row-color"><code>private final <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/atomic/AtomicReference.html" title="class or interface in java.util.concurrent.atomic" class="external-link">AtomicReference</a>&lt;<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/CompletableFuture.html" title="class or interface in java.util.concurrent" class="external-link">CompletableFuture</a>&lt;<a href="../RegionLocations.html" title="class in org.apache.hadoop.hbase">RegionLocations</a>&gt;&gt;</code></div>
 <div class="col-second odd-row-color"><code><a href="#metaRelocateFuture" class="member-name-link">metaRelocateFuture</a></code></div>
 <div class="col-last odd-row-color">&nbsp;</div>
 <div class="col-first even-row-color"><code>private final <a href="ConnectionRegistry.html" title="interface in org.apache.hadoop.hbase.client">ConnectionRegistry</a></code></div>
 <div class="col-second even-row-color"><code><a href="#registry" class="member-name-link">registry</a></code></div>
 <div class="col-last even-row-color">&nbsp;</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 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(org.apache.hadoop.hbase.client.ConnectionRegistry)" class="member-name-link">AsyncMetaRegionLocator</a><wbr>(<a href="ConnectionRegistry.html" title="interface in org.apache.hadoop.hbase.client">ConnectionRegistry</a>&nbsp;registry)</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-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>
 <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-tab2 method-summary-table-tab4"><code>private void</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#addLocationToCache(org.apache.hadoop.hbase.HRegionLocation)" class="member-name-link">addLocationToCache</a><wbr>(<a href="../HRegionLocation.html" title="class in org.apache.hadoop.hbase">HRegionLocation</a>&nbsp;loc)</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>(package private) void</code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#clearCache()" class="member-name-link">clearCache</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>(package private) void</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#clearCache(org.apache.hadoop.hbase.ServerName)" class="member-name-link">clearCache</a><wbr>(<a href="../ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>&nbsp;serverName)</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>private <a href="../HRegionLocation.html" title="class in org.apache.hadoop.hbase">HRegionLocation</a></code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getCacheLocation(org.apache.hadoop.hbase.HRegionLocation)" class="member-name-link">getCacheLocation</a><wbr>(<a href="../HRegionLocation.html" title="class in org.apache.hadoop.hbase">HRegionLocation</a>&nbsp;loc)</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>(package private) int</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getNumberOfCachedRegionLocations()" class="member-name-link">getNumberOfCachedRegionLocations</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>(package private) <a href="../RegionLocations.html" title="class in org.apache.hadoop.hbase">RegionLocations</a></code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getRegionLocationInCache()" class="member-name-link">getRegionLocationInCache</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>(package private) <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/CompletableFuture.html" title="class or interface in java.util.concurrent" class="external-link">CompletableFuture</a>&lt;<a href="../RegionLocations.html" title="class in org.apache.hadoop.hbase">RegionLocations</a>&gt;</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#getRegionLocations(int,boolean)" class="member-name-link">getRegionLocations</a><wbr>(int&nbsp;replicaId,
  boolean&nbsp;reload)</code></div>
 <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
 <div class="block">Get the region locations for meta region.</div>
 </div>
 <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>private void</code></div>
 <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#removeLocationFromCache(org.apache.hadoop.hbase.HRegionLocation)" class="member-name-link">removeLocationFromCache</a><wbr>(<a href="../HRegionLocation.html" title="class in org.apache.hadoop.hbase">HRegionLocation</a>&nbsp;loc)</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>(package private) void</code></div>
 <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#updateCachedLocationOnError(org.apache.hadoop.hbase.HRegionLocation,java.lang.Throwable)" class="member-name-link">updateCachedLocationOnError</a><wbr>(<a href="../HRegionLocation.html" title="class in org.apache.hadoop.hbase">HRegionLocation</a>&nbsp;loc,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Throwable.html" title="class or interface in java.lang" class="external-link">Throwable</a>&nbsp;exception)</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-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="registry">
 <h3>registry</h3>
 <div class="member-signature"><span class="modifiers">private final</span>&nbsp;<span class="return-type"><a href="ConnectionRegistry.html" title="interface in org.apache.hadoop.hbase.client">ConnectionRegistry</a></span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/client/AsyncMetaRegionLocator.html#line-39">registry</a></span></div>
 </section>
 </li>
 <li>
 <section class="detail" id="metaRegionLocations">
 <h3>metaRegionLocations</h3>
 <div class="member-signature"><span class="modifiers">private final</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/atomic/AtomicReference.html" title="class or interface in java.util.concurrent.atomic" class="external-link">AtomicReference</a>&lt;<a href="../RegionLocations.html" title="class in org.apache.hadoop.hbase">RegionLocations</a>&gt;</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/client/AsyncMetaRegionLocator.html#line-41">metaRegionLocations</a></span></div>
 </section>
 </li>
 <li>
 <section class="detail" id="metaRelocateFuture">
 <h3>metaRelocateFuture</h3>
 <div class="member-signature"><span class="modifiers">private final</span>&nbsp;<span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/atomic/AtomicReference.html" title="class or interface in java.util.concurrent.atomic" class="external-link">AtomicReference</a>&lt;<a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/CompletableFuture.html" title="class or interface in java.util.concurrent" class="external-link">CompletableFuture</a>&lt;<a href="../RegionLocations.html" title="class in org.apache.hadoop.hbase">RegionLocations</a>&gt;&gt;</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/client/AsyncMetaRegionLocator.html#line-43">metaRelocateFuture</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;(org.apache.hadoop.hbase.client.ConnectionRegistry)">
 <h3>AsyncMetaRegionLocator</h3>
 <div class="member-signature"><span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/client/AsyncMetaRegionLocator.html#line-46">AsyncMetaRegionLocator</a></span><wbr><span class="parameters">(<a href="ConnectionRegistry.html" title="interface in org.apache.hadoop.hbase.client">ConnectionRegistry</a>&nbsp;registry)</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="getRegionLocations(int,boolean)">
 <h3>getRegionLocations</h3>
 <div class="member-signature"><span class="return-type"><a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/concurrent/CompletableFuture.html" title="class or interface in java.util.concurrent" class="external-link">CompletableFuture</a>&lt;<a href="../RegionLocations.html" title="class in org.apache.hadoop.hbase">RegionLocations</a>&gt;</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/client/AsyncMetaRegionLocator.html#line-59">getRegionLocations</a></span><wbr><span class="parameters">(int&nbsp;replicaId,
  boolean&nbsp;reload)</span></div>
 <div class="block">Get the region locations for meta region. If the location for the given replica is not
  available in the cached locations, then fetch from the HBase cluster.
  <p/>
  The <code>replicaId</code> parameter is important. If the region replication config for meta
  region is changed, then the cached region locations may not have the locations for new
  replicas. If we do not check the location for the given replica, we will always return the
  cached region locations and cause an infinite loop.</div>
 </section>
 </li>
 <li>
 <section class="detail" id="getCacheLocation(org.apache.hadoop.hbase.HRegionLocation)">
 <h3>getCacheLocation</h3>
 <div class="member-signature"><span class="modifiers">private</span>&nbsp;<span class="return-type"><a href="../HRegionLocation.html" title="class in org.apache.hadoop.hbase">HRegionLocation</a></span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/client/AsyncMetaRegionLocator.html#line-64">getCacheLocation</a></span><wbr><span class="parameters">(<a href="../HRegionLocation.html" title="class in org.apache.hadoop.hbase">HRegionLocation</a>&nbsp;loc)</span></div>
 </section>
 </li>
 <li>
 <section class="detail" id="addLocationToCache(org.apache.hadoop.hbase.HRegionLocation)">
 <h3>addLocationToCache</h3>
 <div class="member-signature"><span class="modifiers">private</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/client/AsyncMetaRegionLocator.html#line-69">addLocationToCache</a></span><wbr><span class="parameters">(<a href="../HRegionLocation.html" title="class in org.apache.hadoop.hbase">HRegionLocation</a>&nbsp;loc)</span></div>
 </section>
 </li>
 <li>
 <section class="detail" id="removeLocationFromCache(org.apache.hadoop.hbase.HRegionLocation)">
 <h3>removeLocationFromCache</h3>
 <div class="member-signature"><span class="modifiers">private</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/client/AsyncMetaRegionLocator.html#line-93">removeLocationFromCache</a></span><wbr><span class="parameters">(<a href="../HRegionLocation.html" title="class in org.apache.hadoop.hbase">HRegionLocation</a>&nbsp;loc)</span></div>
 </section>
 </li>
 <li>
 <section class="detail" id="updateCachedLocationOnError(org.apache.hadoop.hbase.HRegionLocation,java.lang.Throwable)">
 <h3>updateCachedLocationOnError</h3>
 <div class="member-signature"><span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/client/AsyncMetaRegionLocator.html#line-110">updateCachedLocationOnError</a></span><wbr><span class="parameters">(<a href="../HRegionLocation.html" title="class in org.apache.hadoop.hbase">HRegionLocation</a>&nbsp;loc,
  <a href="https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/lang/Throwable.html" title="class or interface in java.lang" class="external-link">Throwable</a>&nbsp;exception)</span></div>
 </section>
 </li>
 <li>
 <section class="detail" id="clearCache()">
 <h3>clearCache</h3>
 <div class="member-signature"><span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/client/AsyncMetaRegionLocator.html#line-115">clearCache</a></span>()</div>
 </section>
 </li>
 <li>
 <section class="detail" id="clearCache(org.apache.hadoop.hbase.ServerName)">
 <h3>clearCache</h3>
 <div class="member-signature"><span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/client/AsyncMetaRegionLocator.html#line-119">clearCache</a></span><wbr><span class="parameters">(<a href="../ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>&nbsp;serverName)</span></div>
 </section>
 </li>
 <li>
 <section class="detail" id="getRegionLocationInCache()">
 <h3>getRegionLocationInCache</h3>
 <div class="member-signature"><span class="return-type"><a href="../RegionLocations.html" title="class in org.apache.hadoop.hbase">RegionLocations</a></span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/client/AsyncMetaRegionLocator.html#line-139">getRegionLocationInCache</a></span>()</div>
 </section>
 </li>
 <li>
 <section class="detail" id="getNumberOfCachedRegionLocations()">
 <h3>getNumberOfCachedRegionLocations</h3>
 <div class="member-signature"><span class="return-type">int</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/client/AsyncMetaRegionLocator.html#line-144">getNumberOfCachedRegionLocations</a></span>()</div>
 </section>
 </li>
 </ul>
 </section>
 </li>
 </ul>
 </section>
 <!-- ========= END OF CLASS DATA ========= -->
 </main>
 <footer role="contentinfo">
 <hr>
 <p class="legal-copy"><small>Copyright &#169; 2007&#x2013;2020 <a href="https://www.apache.org/">The Apache Software Foundation</a>. All rights reserved.</small></p>
 </footer>
 </div>
 </div>
 </body>
 </html>