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<h2 title="Class TaskLocator" class="title">Class TaskLocator</h2>
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<li>java.lang.Object</li>
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<pre>public class <span class="typeNameLabel">TaskLocator</span>
extends java.lang.Object</pre>
<div class="block">TaskLocator is used to decide which machine one task should run on.
<p>
User can config <a href="../../../../../org/apache/gearpump/streaming/Constants.html#GEARPUMP_STREAMING_LOCALITIES--"><code>Constants.GEARPUMP_STREAMING_LOCALITIES()</code></a> to
decide to control which machine the task is running on.</div>
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<td class="colFirst"><code>static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/gearpump/streaming/appmaster/TaskLocator.Localities.html" title="class in org.apache.gearpump.streaming.appmaster">TaskLocator.Localities</a></span></code>
<div class="block">Localities settings.</div>
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<td class="colFirst"><code>static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/gearpump/streaming/appmaster/TaskLocator.Localities$.html" title="class in org.apache.gearpump.streaming.appmaster">TaskLocator.Localities$</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>static interface&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/gearpump/streaming/appmaster/TaskLocator.Locality.html" title="interface in org.apache.gearpump.streaming.appmaster">TaskLocator.Locality</a></span></code>&nbsp;</td>
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<td class="colFirst"><code>static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/gearpump/streaming/appmaster/TaskLocator.NonLocality$.html" title="class in org.apache.gearpump.streaming.appmaster">TaskLocator.NonLocality$</a></span></code>
<div class="block">Means no preference on worker</div>
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<td class="colFirst"><code>static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/gearpump/streaming/appmaster/TaskLocator.WorkerLocality.html" title="class in org.apache.gearpump.streaming.appmaster">TaskLocator.WorkerLocality</a></span></code>
<div class="block">Means we require the resource from the specific worker</div>
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<td class="colFirst"><code>static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/gearpump/streaming/appmaster/TaskLocator.WorkerLocality$.html" title="class in org.apache.gearpump.streaming.appmaster">TaskLocator.WorkerLocality$</a></span></code>&nbsp;</td>
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<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/gearpump/streaming/appmaster/TaskLocator.html#TaskLocator-java.lang.String-com.typesafe.config.Config-">TaskLocator</a></span>(java.lang.String&nbsp;appName,
com.typesafe.config.Config&nbsp;config)</code>&nbsp;</td>
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<td class="colFirst"><code><a href="../../../../../org/apache/gearpump/streaming/appmaster/TaskLocator.Locality.html" title="interface in org.apache.gearpump.streaming.appmaster">TaskLocator.Locality</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/gearpump/streaming/appmaster/TaskLocator.html#locateTask-org.apache.gearpump.streaming.task.TaskId-">locateTask</a></span>(<a href="../../../../../org/apache/gearpump/streaming/task/TaskId.html" title="class in org.apache.gearpump.streaming.task">TaskId</a>&nbsp;taskId)</code>
<div class="block">Finds where a task should belongs to</div>
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<h4>TaskLocator</h4>
<pre>public&nbsp;TaskLocator(java.lang.String&nbsp;appName,
com.typesafe.config.Config&nbsp;config)</pre>
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<h4>locateTask</h4>
<pre>public&nbsp;<a href="../../../../../org/apache/gearpump/streaming/appmaster/TaskLocator.Locality.html" title="interface in org.apache.gearpump.streaming.appmaster">TaskLocator.Locality</a>&nbsp;locateTask(<a href="../../../../../org/apache/gearpump/streaming/task/TaskId.html" title="class in org.apache.gearpump.streaming.task">TaskId</a>&nbsp;taskId)</pre>
<div class="block">Finds where a task should belongs to</div>
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