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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.coprocessor</a></div>
<h1 title="Class CoprocessorHost.ObserverOperationWithoutResult" class="title">Class CoprocessorHost.ObserverOperationWithoutResult&lt;O&gt;</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"><a href="ObserverContextImpl.html" title="class in org.apache.hadoop.hbase.coprocessor">org.apache.hadoop.hbase.coprocessor.ObserverContextImpl</a>&lt;E&gt;
<div class="inheritance"><a href="CoprocessorHost.html" title="class in org.apache.hadoop.hbase.coprocessor">CoprocessorHost</a>&lt;C,<wbr>E&gt;.<a href="CoprocessorHost.ObserverOperation.html" title="class in org.apache.hadoop.hbase.coprocessor">ObserverOperation</a>&lt;O&gt;
<div class="inheritance">org.apache.hadoop.hbase.coprocessor.CoprocessorHost.ObserverOperationWithoutResult&lt;O&gt;</div>
</div>
</div>
</div>
<section class="class-description" id="class-description">
<dl class="notes">
<dt>All Implemented Interfaces:</dt>
<dd><code><a href="ObserverContext.html" title="interface in org.apache.hadoop.hbase.coprocessor">ObserverContext</a>&lt;E&gt;</code></dd>
</dl>
<dl class="notes">
<dt>Direct Known Subclasses:</dt>
<dd><code><a href="../master/MasterCoprocessorHost.MasterObserverOperation.html" title="class in org.apache.hadoop.hbase.master">MasterCoprocessorHost.MasterObserverOperation</a></code>, <code><a href="../regionserver/RegionCoprocessorHost.BulkLoadObserverOperation.html" title="class in org.apache.hadoop.hbase.regionserver">RegionCoprocessorHost.BulkLoadObserverOperation</a></code>, <code><a href="../regionserver/RegionCoprocessorHost.RegionObserverOperationWithoutResult.html" title="class in org.apache.hadoop.hbase.regionserver">RegionCoprocessorHost.RegionObserverOperationWithoutResult</a></code>, <code><a href="../regionserver/RegionServerCoprocessorHost.RegionServerObserverOperation.html" title="class in org.apache.hadoop.hbase.regionserver">RegionServerCoprocessorHost.RegionServerObserverOperation</a></code>, <code><a href="../regionserver/wal/WALCoprocessorHost.WALObserverOperation.html" title="class in org.apache.hadoop.hbase.regionserver.wal">WALCoprocessorHost.WALObserverOperation</a></code></dd>
</dl>
<dl class="notes">
<dt>Enclosing class:</dt>
<dd><a href="CoprocessorHost.html" title="class in org.apache.hadoop.hbase.coprocessor">CoprocessorHost</a>&lt;<a href="CoprocessorHost.html" title="type parameter in CoprocessorHost">C</a> extends <a href="../Coprocessor.html" title="interface in org.apache.hadoop.hbase">Coprocessor</a>,<wbr><a href="CoprocessorHost.html" title="type parameter in CoprocessorHost">E</a> extends <a href="../CoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase">CoprocessorEnvironment</a>&lt;<a href="CoprocessorHost.html" title="type parameter in CoprocessorHost">C</a>&gt;&gt;</dd>
</dl>
<hr>
<div class="type-signature"><span class="modifiers">public abstract class </span><span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/coprocessor/CoprocessorHost.html#line-533">CoprocessorHost.ObserverOperationWithoutResult</a>&lt;O&gt;</span>
<span class="extends-implements">extends <a href="CoprocessorHost.html" title="class in org.apache.hadoop.hbase.coprocessor">CoprocessorHost</a>&lt;C,<wbr>E&gt;.<a href="CoprocessorHost.ObserverOperation.html" title="class in org.apache.hadoop.hbase.coprocessor">ObserverOperation</a>&lt;O&gt;</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="inherited-list">
<h3 id="fields-inherited-from-class-org.apache.hadoop.hbase.coprocessor.CoprocessorHost.ObserverOperation">Fields inherited from class&nbsp;org.apache.hadoop.hbase.coprocessor.<a href="CoprocessorHost.ObserverOperation.html" title="class in org.apache.hadoop.hbase.coprocessor">CoprocessorHost.ObserverOperation</a></h3>
<code><a href="CoprocessorHost.ObserverOperation.html#observerGetter">observerGetter</a></code></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.coprocessor.CoprocessorHost.ObserverGetter)" class="member-name-link">ObserverOperationWithoutResult</a><wbr>(<a href="CoprocessorHost.ObserverGetter.html" title="interface in org.apache.hadoop.hbase.coprocessor">CoprocessorHost.ObserverGetter</a>&lt;<a href="CoprocessorHost.html" title="type parameter in CoprocessorHost">C</a>,<wbr><a href="CoprocessorHost.ObserverOperationWithoutResult.html" title="type parameter in CoprocessorHost.ObserverOperationWithoutResult">O</a>&gt;&nbsp;observerGetter)</code></div>
<div class="col-last even-row-color">&nbsp;</div>
<div class="col-constructor-name odd-row-color"><code><a href="#%3Cinit%3E(org.apache.hadoop.hbase.coprocessor.CoprocessorHost.ObserverGetter,org.apache.hadoop.hbase.security.User)" class="member-name-link">ObserverOperationWithoutResult</a><wbr>(<a href="CoprocessorHost.ObserverGetter.html" title="interface in org.apache.hadoop.hbase.coprocessor">CoprocessorHost.ObserverGetter</a>&lt;<a href="CoprocessorHost.html" title="type parameter in CoprocessorHost">C</a>,<wbr><a href="CoprocessorHost.ObserverOperationWithoutResult.html" title="type parameter in CoprocessorHost.ObserverOperationWithoutResult">O</a>&gt;&nbsp;observerGetter,
<a href="../security/User.html" title="class in org.apache.hadoop.hbase.security">User</a>&nbsp;user)</code></div>
<div class="col-last odd-row-color">&nbsp;</div>
<div class="col-constructor-name even-row-color"><code><a href="#%3Cinit%3E(org.apache.hadoop.hbase.coprocessor.CoprocessorHost.ObserverGetter,org.apache.hadoop.hbase.security.User,boolean)" class="member-name-link">ObserverOperationWithoutResult</a><wbr>(<a href="CoprocessorHost.ObserverGetter.html" title="interface in org.apache.hadoop.hbase.coprocessor">CoprocessorHost.ObserverGetter</a>&lt;<a href="CoprocessorHost.html" title="type parameter in CoprocessorHost">C</a>,<wbr><a href="CoprocessorHost.ObserverOperationWithoutResult.html" title="type parameter in CoprocessorHost.ObserverOperationWithoutResult">O</a>&gt;&nbsp;observerGetter,
<a href="../security/User.html" title="class in org.apache.hadoop.hbase.security">User</a>&nbsp;user,
boolean&nbsp;bypassable)</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-tab3" role="tab" aria-selected="false" aria-controls="method-summary-table.tabpanel" tabindex="-1" onkeydown="switchTab(event)" onclick="show('method-summary-table', 'method-summary-table-tab3', 3)" class="table-tab">Abstract 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-tab3"><code>protected abstract void</code></div>
<div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#call(O)" class="member-name-link">call</a><wbr>(<a href="CoprocessorHost.ObserverOperationWithoutResult.html" title="type parameter in CoprocessorHost.ObserverOperationWithoutResult">O</a>&nbsp;observer)</code></div>
<div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3">&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="#callObserver()" class="member-name-link">callObserver</a>()</code></div>
<div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4">
<div class="block">In case of coprocessors which have many kinds of observers (for eg, <a href="RegionCoprocessor.html" title="interface in org.apache.hadoop.hbase.coprocessor"><code>RegionCoprocessor</code></a>
has BulkLoadObserver, RegionObserver, etc), some implementations may not need all observers,
in which case they will return null for that observer's getter.</div>
</div>
</div>
</div>
</div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-org.apache.hadoop.hbase.coprocessor.CoprocessorHost.ObserverOperation">Methods inherited from class&nbsp;org.apache.hadoop.hbase.coprocessor.<a href="CoprocessorHost.ObserverOperation.html" title="class in org.apache.hadoop.hbase.coprocessor">CoprocessorHost.ObserverOperation</a></h3>
<code><a href="CoprocessorHost.ObserverOperation.html#postEnvCall()">postEnvCall</a></code></div>
<div class="inherited-list">
<h3 id="methods-inherited-from-class-org.apache.hadoop.hbase.coprocessor.ObserverContextImpl">Methods inherited from class&nbsp;org.apache.hadoop.hbase.coprocessor.<a href="ObserverContextImpl.html" title="class in org.apache.hadoop.hbase.coprocessor">ObserverContextImpl</a></h3>
<code><a href="ObserverContextImpl.html#bypass()">bypass</a>, <a href="ObserverContextImpl.html#createAndPrepare(E)">createAndPrepare</a>, <a href="ObserverContextImpl.html#getCaller()">getCaller</a>, <a href="ObserverContextImpl.html#getEnvironment()">getEnvironment</a>, <a href="ObserverContextImpl.html#isBypassable()">isBypassable</a>, <a href="ObserverContextImpl.html#prepare(E)">prepare</a>, <a href="ObserverContextImpl.html#shouldBypass()">shouldBypass</a></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">
<!-- ========= 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.coprocessor.CoprocessorHost.ObserverGetter)">
<h3>ObserverOperationWithoutResult</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/coprocessor/CoprocessorHost.ObserverOperationWithoutResult.html#line-536">ObserverOperationWithoutResult</a></span><wbr><span class="parameters">(<a href="CoprocessorHost.ObserverGetter.html" title="interface in org.apache.hadoop.hbase.coprocessor">CoprocessorHost.ObserverGetter</a>&lt;<a href="CoprocessorHost.html" title="type parameter in CoprocessorHost">C</a>,<wbr><a href="CoprocessorHost.ObserverOperationWithoutResult.html" title="type parameter in CoprocessorHost.ObserverOperationWithoutResult">O</a>&gt;&nbsp;observerGetter)</span></div>
</section>
</li>
<li>
<section class="detail" id="&lt;init&gt;(org.apache.hadoop.hbase.coprocessor.CoprocessorHost.ObserverGetter,org.apache.hadoop.hbase.security.User)">
<h3>ObserverOperationWithoutResult</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/coprocessor/CoprocessorHost.ObserverOperationWithoutResult.html#line-540">ObserverOperationWithoutResult</a></span><wbr><span class="parameters">(<a href="CoprocessorHost.ObserverGetter.html" title="interface in org.apache.hadoop.hbase.coprocessor">CoprocessorHost.ObserverGetter</a>&lt;<a href="CoprocessorHost.html" title="type parameter in CoprocessorHost">C</a>,<wbr><a href="CoprocessorHost.ObserverOperationWithoutResult.html" title="type parameter in CoprocessorHost.ObserverOperationWithoutResult">O</a>&gt;&nbsp;observerGetter,
<a href="../security/User.html" title="class in org.apache.hadoop.hbase.security">User</a>&nbsp;user)</span></div>
</section>
</li>
<li>
<section class="detail" id="&lt;init&gt;(org.apache.hadoop.hbase.coprocessor.CoprocessorHost.ObserverGetter,org.apache.hadoop.hbase.security.User,boolean)">
<h3>ObserverOperationWithoutResult</h3>
<div class="member-signature"><span class="modifiers">public</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/coprocessor/CoprocessorHost.ObserverOperationWithoutResult.html#line-544">ObserverOperationWithoutResult</a></span><wbr><span class="parameters">(<a href="CoprocessorHost.ObserverGetter.html" title="interface in org.apache.hadoop.hbase.coprocessor">CoprocessorHost.ObserverGetter</a>&lt;<a href="CoprocessorHost.html" title="type parameter in CoprocessorHost">C</a>,<wbr><a href="CoprocessorHost.ObserverOperationWithoutResult.html" title="type parameter in CoprocessorHost.ObserverOperationWithoutResult">O</a>&gt;&nbsp;observerGetter,
<a href="../security/User.html" title="class in org.apache.hadoop.hbase.security">User</a>&nbsp;user,
boolean&nbsp;bypassable)</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="call(O)">
<h3 id="call(java.lang.Object)">call</h3>
<div class="member-signature"><span class="modifiers">protected abstract</span>&nbsp;<span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/coprocessor/CoprocessorHost.ObserverOperationWithoutResult.html#line-534">call</a></span><wbr><span class="parameters">(<a href="CoprocessorHost.ObserverOperationWithoutResult.html" title="type parameter in CoprocessorHost.ObserverOperationWithoutResult">O</a>&nbsp;observer)</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></span></div>
<dl class="notes">
<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>
</dl>
</section>
</li>
<li>
<section class="detail" id="callObserver()">
<h3>callObserver</h3>
<div class="member-signature"><span class="return-type">void</span>&nbsp;<span class="element-name"><a href="../../../../../src-html/org/apache/hadoop/hbase/coprocessor/CoprocessorHost.ObserverOperationWithoutResult.html#line-554">callObserver</a></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></span></div>
<div class="block">In case of coprocessors which have many kinds of observers (for eg, <a href="RegionCoprocessor.html" title="interface in org.apache.hadoop.hbase.coprocessor"><code>RegionCoprocessor</code></a>
has BulkLoadObserver, RegionObserver, etc), some implementations may not need all observers,
in which case they will return null for that observer's getter. We simply ignore such cases.</div>
<dl class="notes">
<dt>Specified by:</dt>
<dd><code><a href="CoprocessorHost.ObserverOperation.html#callObserver()">callObserver</a></code>&nbsp;in class&nbsp;<code><a href="CoprocessorHost.html" title="class in org.apache.hadoop.hbase.coprocessor">CoprocessorHost</a>&lt;<a href="CoprocessorHost.html" title="type parameter in CoprocessorHost">C</a> extends <a href="../Coprocessor.html" title="interface in org.apache.hadoop.hbase">Coprocessor</a>,<wbr><a href="CoprocessorHost.html" title="type parameter in CoprocessorHost">E</a> extends <a href="../CoprocessorEnvironment.html" title="interface in org.apache.hadoop.hbase">CoprocessorEnvironment</a>&lt;<a href="CoprocessorHost.html" title="type parameter in CoprocessorHost">C</a>&gt;&gt;.<a href="CoprocessorHost.ObserverOperation.html" title="class in org.apache.hadoop.hbase.coprocessor">ObserverOperation</a>&lt;<a href="CoprocessorHost.ObserverOperationWithoutResult.html" title="type parameter in CoprocessorHost.ObserverOperationWithoutResult">O</a>&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>
</dl>
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