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| <li>Summary: </li> |
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| <div class="sub-title"><span class="package-label-in-type">Package</span> <a href="package-summary.html">org.apache.storm.trident.operation.impl</a></div> |
| <h1 title="Class ReducerAggregatorImpl" class="title">Class ReducerAggregatorImpl</h1> |
| </div> |
| <div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/en/java/javase/11/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.storm.trident.operation.impl.ReducerAggregatorImpl</div> |
| </div> |
| <section class="class-description" id="class-description"> |
| <dl class="notes"> |
| <dt>All Implemented Interfaces:</dt> |
| <dd><code><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/io/Serializable.html" title="class or interface in java.io" class="external-link">Serializable</a></code>, <code><a href="../Aggregator.html" title="interface in org.apache.storm.trident.operation">Aggregator</a><<a href="Result.html" title="class in org.apache.storm.trident.operation.impl">Result</a>></code>, <code><a href="../Operation.html" title="interface in org.apache.storm.trident.operation">Operation</a></code></dd> |
| </dl> |
| <hr> |
| <div class="type-signature"><span class="modifiers">public class </span><span class="element-name type-name-label">ReducerAggregatorImpl</span> |
| <span class="extends-implements">extends <a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a> |
| implements <a href="../Aggregator.html" title="interface in org.apache.storm.trident.operation">Aggregator</a><<a href="Result.html" title="class in org.apache.storm.trident.operation.impl">Result</a>></span></div> |
| <dl class="notes"> |
| <dt>See Also:</dt> |
| <dd> |
| <ul class="see-list"> |
| <li><a href="../../../../../../serialized-form.html#org.apache.storm.trident.operation.impl.ReducerAggregatorImpl">Serialized Form</a></li> |
| </ul> |
| </dd> |
| </dl> |
| </section> |
| <section class="summary"> |
| <ul class="summary-list"> |
| <!-- ======== 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(org.apache.storm.trident.operation.ReducerAggregator)" class="member-name-link">ReducerAggregatorImpl</a><wbr>(<a href="../ReducerAggregator.html" title="interface in org.apache.storm.trident.operation">ReducerAggregator</a> agg)</code></div> |
| <div class="col-last even-row-color"> </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> |
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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>void</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#aggregate(org.apache.storm.trident.operation.impl.Result,org.apache.storm.trident.tuple.TridentTuple,org.apache.storm.trident.operation.TridentCollector)" class="member-name-link">aggregate</a><wbr>(<a href="Result.html" title="class in org.apache.storm.trident.operation.impl">Result</a> val, |
| <a href="../../tuple/TridentTuple.html" title="interface in org.apache.storm.trident.tuple">TridentTuple</a> tuple, |
| <a href="../TridentCollector.html" title="interface in org.apache.storm.trident.operation">TridentCollector</a> collector)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#cleanup()" class="member-name-link">cleanup</a>()</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">When running in local mode, called when the local cluster is being shut down.</div> |
| </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#complete(org.apache.storm.trident.operation.impl.Result,org.apache.storm.trident.operation.TridentCollector)" class="member-name-link">complete</a><wbr>(<a href="Result.html" title="class in org.apache.storm.trident.operation.impl">Result</a> val, |
| <a href="../TridentCollector.html" title="interface in org.apache.storm.trident.operation">TridentCollector</a> collector)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </div> |
| <div class="col-first odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="Result.html" title="class in org.apache.storm.trident.operation.impl">Result</a></code></div> |
| <div class="col-second odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#init(java.lang.Object,org.apache.storm.trident.operation.TridentCollector)" class="member-name-link">init</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a> batchId, |
| <a href="../TridentCollector.html" title="interface in org.apache.storm.trident.operation">TridentCollector</a> collector)</code></div> |
| <div class="col-last odd-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> </div> |
| <div class="col-first even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code>void</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"><code><a href="#prepare(java.util.Map,org.apache.storm.trident.operation.TridentOperationContext)" class="member-name-link">prepare</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a><<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>> conf, |
| <a href="../TridentOperationContext.html" title="class in org.apache.storm.trident.operation">TridentOperationContext</a> context)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab4"> |
| <div class="block">Called when the `Operation` is first initialized.</div> |
| </div> |
| </div> |
| </div> |
| </div> |
| <div class="inherited-list"> |
| <h3 id="methods-inherited-from-class-java.lang.Object">Methods inherited from class java.lang.<a href="https://docs.oracle.com/en/java/javase/11/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/11/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/11/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/11/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/11/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/11/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/11/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/11/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/11/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/11/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/11/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/11/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="<init>(org.apache.storm.trident.operation.ReducerAggregator)"> |
| <h3>ReducerAggregatorImpl</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="element-name">ReducerAggregatorImpl</span><wbr><span class="parameters">(<a href="../ReducerAggregator.html" title="interface in org.apache.storm.trident.operation">ReducerAggregator</a> agg)</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="prepare(java.util.Map,org.apache.storm.trident.operation.TridentOperationContext)"> |
| <h3>prepare</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name">prepare</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Map.html" title="class or interface in java.util" class="external-link">Map</a><<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/String.html" title="class or interface in java.lang" class="external-link">String</a>,<wbr><a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a>> conf, |
| <a href="../TridentOperationContext.html" title="class in org.apache.storm.trident.operation">TridentOperationContext</a> context)</span></div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="../Operation.html#prepare(java.util.Map,org.apache.storm.trident.operation.TridentOperationContext)">Operation</a></code></span></div> |
| <div class="block">Called when the `Operation` is first initialized.</div> |
| <dl class="notes"> |
| <dt>Specified by:</dt> |
| <dd><code><a href="../Operation.html#prepare(java.util.Map,org.apache.storm.trident.operation.TridentOperationContext)">prepare</a></code> in interface <code><a href="../Operation.html" title="interface in org.apache.storm.trident.operation">Operation</a></code></dd> |
| <dt>Parameters:</dt> |
| <dd><code>conf</code> - the Storm configuration map</dd> |
| <dd><code>context</code> - the operation context which provides information such as the number of partitions in the stream, and the current |
| partition index. It also provides methods for registering operation-specific metrics.</dd> |
| <dt>See Also:</dt> |
| <dd> |
| <ul class="see-list"> |
| <li><a href="../TridentOperationContext.html" title="class in org.apache.storm.trident.operation"><code>TridentOperationContext</code></a></li> |
| </ul> |
| </dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="init(java.lang.Object,org.apache.storm.trident.operation.TridentCollector)"> |
| <h3>init</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type"><a href="Result.html" title="class in org.apache.storm.trident.operation.impl">Result</a></span> <span class="element-name">init</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Object.html" title="class or interface in java.lang" class="external-link">Object</a> batchId, |
| <a href="../TridentCollector.html" title="interface in org.apache.storm.trident.operation">TridentCollector</a> collector)</span></div> |
| <dl class="notes"> |
| <dt>Specified by:</dt> |
| <dd><code><a href="../Aggregator.html#init(java.lang.Object,org.apache.storm.trident.operation.TridentCollector)">init</a></code> in interface <code><a href="../Aggregator.html" title="interface in org.apache.storm.trident.operation">Aggregator</a><<a href="Result.html" title="class in org.apache.storm.trident.operation.impl">Result</a>></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="aggregate(org.apache.storm.trident.operation.impl.Result,org.apache.storm.trident.tuple.TridentTuple,org.apache.storm.trident.operation.TridentCollector)"> |
| <h3>aggregate</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name">aggregate</span><wbr><span class="parameters">(<a href="Result.html" title="class in org.apache.storm.trident.operation.impl">Result</a> val, |
| <a href="../../tuple/TridentTuple.html" title="interface in org.apache.storm.trident.tuple">TridentTuple</a> tuple, |
| <a href="../TridentCollector.html" title="interface in org.apache.storm.trident.operation">TridentCollector</a> collector)</span></div> |
| <dl class="notes"> |
| <dt>Specified by:</dt> |
| <dd><code><a href="../Aggregator.html#aggregate(T,org.apache.storm.trident.tuple.TridentTuple,org.apache.storm.trident.operation.TridentCollector)">aggregate</a></code> in interface <code><a href="../Aggregator.html" title="interface in org.apache.storm.trident.operation">Aggregator</a><<a href="Result.html" title="class in org.apache.storm.trident.operation.impl">Result</a>></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="complete(org.apache.storm.trident.operation.impl.Result,org.apache.storm.trident.operation.TridentCollector)"> |
| <h3>complete</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name">complete</span><wbr><span class="parameters">(<a href="Result.html" title="class in org.apache.storm.trident.operation.impl">Result</a> val, |
| <a href="../TridentCollector.html" title="interface in org.apache.storm.trident.operation">TridentCollector</a> collector)</span></div> |
| <dl class="notes"> |
| <dt>Specified by:</dt> |
| <dd><code><a href="../Aggregator.html#complete(T,org.apache.storm.trident.operation.TridentCollector)">complete</a></code> in interface <code><a href="../Aggregator.html" title="interface in org.apache.storm.trident.operation">Aggregator</a><<a href="Result.html" title="class in org.apache.storm.trident.operation.impl">Result</a>></code></dd> |
| </dl> |
| </section> |
| </li> |
| <li> |
| <section class="detail" id="cleanup()"> |
| <h3>cleanup</h3> |
| <div class="member-signature"><span class="modifiers">public</span> <span class="return-type">void</span> <span class="element-name">cleanup</span>()</div> |
| <div class="block"><span class="descfrm-type-label">Description copied from interface: <code><a href="../Operation.html#cleanup()">Operation</a></code></span></div> |
| <div class="block">When running in local mode, called when the local cluster is being shut down.</div> |
| <dl class="notes"> |
| <dt>Specified by:</dt> |
| <dd><code><a href="../Operation.html#cleanup()">cleanup</a></code> in interface <code><a href="../Operation.html" title="interface in org.apache.storm.trident.operation">Operation</a></code></dd> |
| </dl> |
| </section> |
| </li> |
| </ul> |
| </section> |
| </li> |
| </ul> |
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