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| <h2 title="Interface PartialKeyGrouping.AssignmentCreator" class="title">Interface PartialKeyGrouping.AssignmentCreator</h2> |
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| <dd><a href="../../../../org/apache/storm/grouping/PartialKeyGrouping.RandomTwoTaskAssignmentCreator.html" title="class in org.apache.storm.grouping">PartialKeyGrouping.RandomTwoTaskAssignmentCreator</a></dd> |
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| <pre>public static interface <span class="typeNameLabel">PartialKeyGrouping.AssignmentCreator</span> |
| extends <a href="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a></pre> |
| <div class="block"><p>This interface is responsible for choosing a subset of the target tasks to use for a given key.</p><p><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.</p></div> |
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| <td class="colFirst"><code>int[]</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/grouping/PartialKeyGrouping.AssignmentCreator.html#createAssignment-java.util.List-byte:A-">createAssignment</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>> targetTasks, |
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| <pre>int[] createAssignment(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>> targetTasks, |
| byte[] key)</pre> |
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