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| <div class="sub-title"><span class="package-label-in-type">Package</span> <a href="package-summary.html">org.apache.storm.grouping</a></div> |
| <h1 title="Interface PartialKeyGrouping.AssignmentCreator" class="title">Interface PartialKeyGrouping.AssignmentCreator</h1> |
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| <section class="class-description" id="class-description"> |
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| <dt>All Superinterfaces:</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></dd> |
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| <dt>All Known Implementing Classes:</dt> |
| <dd><code><a href="PartialKeyGrouping.RandomTwoTaskAssignmentCreator.html" title="class in org.apache.storm.grouping">PartialKeyGrouping.RandomTwoTaskAssignmentCreator</a></code></dd> |
| </dl> |
| <dl class="notes"> |
| <dt>Enclosing class:</dt> |
| <dd><a href="PartialKeyGrouping.html" title="class in org.apache.storm.grouping">PartialKeyGrouping</a></dd> |
| </dl> |
| <hr> |
| <div class="type-signature"><span class="modifiers">public static interface </span><span class="element-name type-name-label">PartialKeyGrouping.AssignmentCreator</span><span class="extends-implements"> |
| extends <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></span></div> |
| <div class="block">This interface is responsible for choosing a subset of the target tasks to use for a given key. |
| |
| <p>NOTE: whatever scheme you use to create the assignment should be deterministic. This may be executed on |
| multiple Storm Workers, thus each of them needs to come up with the same assignment for a given key.</div> |
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| <h2>Method Summary</h2> |
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| <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>int[]</code></div> |
| <div class="col-second even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"><code><a href="#createAssignment(java.util.List,byte%5B%5D)" class="member-name-link">createAssignment</a><wbr>(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a><<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Integer.html" title="class or interface in java.lang" class="external-link">Integer</a>> targetTasks, |
| byte[] key)</code></div> |
| <div class="col-last even-row-color method-summary-table method-summary-table-tab2 method-summary-table-tab3"> </div> |
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| <section class="method-details" id="method-detail"> |
| <h2>Method Details</h2> |
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| <li> |
| <section class="detail" id="createAssignment(java.util.List,byte[])"> |
| <h3>createAssignment</h3> |
| <div class="member-signature"><span class="return-type">int[]</span> <span class="element-name">createAssignment</span><wbr><span class="parameters">(<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/List.html" title="class or interface in java.util" class="external-link">List</a><<a href="https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/lang/Integer.html" title="class or interface in java.lang" class="external-link">Integer</a>> targetTasks, |
| byte[] key)</span></div> |
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