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<h2 title="Uses of Class org.apache.storm.task.WorkerTopologyContext" class="title">Uses of Class<br>org.apache.storm.task.WorkerTopologyContext</h2>
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<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing packages, and an explanation">
<caption><span>Packages that use <a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Package</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><a href="#org.apache.storm.cassandra">org.apache.storm.cassandra</a></td>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="#org.apache.storm.grouping">org.apache.storm.grouping</a></td>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="#org.apache.storm.hooks">org.apache.storm.hooks</a></td>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="#org.apache.storm.metrics2">org.apache.storm.metrics2</a></td>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="#org.apache.storm.task">org.apache.storm.task</a></td>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a href="#org.apache.storm.testing">org.apache.storm.testing</a></td>
<td class="colLast">&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><a href="#org.apache.storm.trident.partition">org.apache.storm.trident.partition</a></td>
<td class="colLast">&nbsp;</td>
</tr>
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</table>
</li>
<li class="blockList">
<ul class="blockList">
<li class="blockList"><a name="org.apache.storm.cassandra">
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<h3>Uses of <a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a> in <a href="../../../../../org/apache/storm/cassandra/package-summary.html">org.apache.storm.cassandra</a></h3>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation">
<caption><span>Methods in <a href="../../../../../org/apache/storm/cassandra/package-summary.html">org.apache.storm.cassandra</a> with parameters of type <a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><span class="typeNameLabel">Murmur3StreamGrouping.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/cassandra/Murmur3StreamGrouping.html#prepare-org.apache.storm.task.WorkerTopologyContext-org.apache.storm.generated.GlobalStreamId-java.util.List-">prepare</a></span>(<a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a>&nbsp;context,
<a href="../../../../../org/apache/storm/generated/GlobalStreamId.html" title="class in org.apache.storm.generated">GlobalStreamId</a>&nbsp;stream,
<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>&gt;&nbsp;targetTasks)</code>
<div class="block">Tells the stream grouping at runtime the tasks in the target bolt.</div>
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</tbody>
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</li>
<li class="blockList"><a name="org.apache.storm.grouping">
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<h3>Uses of <a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a> in <a href="../../../../../org/apache/storm/grouping/package-summary.html">org.apache.storm.grouping</a></h3>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation">
<caption><span>Methods in <a href="../../../../../org/apache/storm/grouping/package-summary.html">org.apache.storm.grouping</a> with parameters of type <a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a></span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
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<tbody>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><span class="typeNameLabel">ShuffleGrouping.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/grouping/ShuffleGrouping.html#prepare-org.apache.storm.task.WorkerTopologyContext-org.apache.storm.generated.GlobalStreamId-java.util.List-">prepare</a></span>(<a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a>&nbsp;context,
<a href="../../../../../org/apache/storm/generated/GlobalStreamId.html" title="class in org.apache.storm.generated">GlobalStreamId</a>&nbsp;stream,
<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>&gt;&nbsp;targetTasks)</code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><span class="typeNameLabel">PartialKeyGrouping.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/grouping/PartialKeyGrouping.html#prepare-org.apache.storm.task.WorkerTopologyContext-org.apache.storm.generated.GlobalStreamId-java.util.List-">prepare</a></span>(<a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a>&nbsp;context,
<a href="../../../../../org/apache/storm/generated/GlobalStreamId.html" title="class in org.apache.storm.generated">GlobalStreamId</a>&nbsp;stream,
<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>&gt;&nbsp;targetTasks)</code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><span class="typeNameLabel">LoadAwareShuffleGrouping.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/grouping/LoadAwareShuffleGrouping.html#prepare-org.apache.storm.task.WorkerTopologyContext-org.apache.storm.generated.GlobalStreamId-java.util.List-">prepare</a></span>(<a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a>&nbsp;context,
<a href="../../../../../org/apache/storm/generated/GlobalStreamId.html" title="class in org.apache.storm.generated">GlobalStreamId</a>&nbsp;stream,
<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>&gt;&nbsp;targetTasks)</code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><span class="typeNameLabel">CustomStreamGrouping.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/grouping/CustomStreamGrouping.html#prepare-org.apache.storm.task.WorkerTopologyContext-org.apache.storm.generated.GlobalStreamId-java.util.List-">prepare</a></span>(<a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a>&nbsp;context,
<a href="../../../../../org/apache/storm/generated/GlobalStreamId.html" title="class in org.apache.storm.generated">GlobalStreamId</a>&nbsp;stream,
<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>&gt;&nbsp;targetTasks)</code>
<div class="block">Tells the stream grouping at runtime the tasks in the target bolt.</div>
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<h3>Uses of <a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a> in <a href="../../../../../org/apache/storm/hooks/package-summary.html">org.apache.storm.hooks</a></h3>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation">
<caption><span>Methods in <a href="../../../../../org/apache/storm/hooks/package-summary.html">org.apache.storm.hooks</a> with parameters of type <a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><span class="typeNameLabel">IWorkerHook.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/hooks/IWorkerHook.html#start-java.util.Map-org.apache.storm.task.WorkerTopologyContext-">start</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;stormConf,
<a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a>&nbsp;context)</code>
<div class="block">This method is called when a worker is started</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><span class="typeNameLabel">BaseWorkerHook.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/hooks/BaseWorkerHook.html#start-java.util.Map-org.apache.storm.task.WorkerTopologyContext-">start</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a>&nbsp;stormConf,
<a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a>&nbsp;context)</code>
<div class="block">This method is called when a worker is started</div>
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<h3>Uses of <a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a> in <a href="../../../../../org/apache/storm/metrics2/package-summary.html">org.apache.storm.metrics2</a></h3>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation">
<caption><span>Methods in <a href="../../../../../org/apache/storm/metrics2/package-summary.html">org.apache.storm.metrics2</a> with parameters of type <a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>static com.codahale.metrics.Counter</code></td>
<td class="colLast"><span class="typeNameLabel">StormMetricRegistry.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/metrics2/StormMetricRegistry.html#counter-java.lang.String-org.apache.storm.task.WorkerTopologyContext-java.lang.String-java.lang.Integer-java.lang.String-">counter</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name,
<a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a>&nbsp;context,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;componentId,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>&nbsp;taskId,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;streamId)</code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>static com.codahale.metrics.Meter</code></td>
<td class="colLast"><span class="typeNameLabel">StormMetricRegistry.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/metrics2/StormMetricRegistry.html#meter-java.lang.String-org.apache.storm.task.WorkerTopologyContext-java.lang.String-java.lang.Integer-java.lang.String-">meter</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name,
<a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a>&nbsp;context,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;componentId,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>&nbsp;taskId,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;streamId)</code>&nbsp;</td>
</tr>
</tbody>
</table>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing constructors, and an explanation">
<caption><span>Constructors in <a href="../../../../../org/apache/storm/metrics2/package-summary.html">org.apache.storm.metrics2</a> with parameters of type <a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colOne" scope="col">Constructor and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/metrics2/TaskMetrics.html#TaskMetrics-org.apache.storm.task.WorkerTopologyContext-java.lang.String-java.lang.Integer-">TaskMetrics</a></span>(<a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a>&nbsp;context,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;componentId,
<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>&nbsp;taskid)</code>&nbsp;</td>
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<h3>Uses of <a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a> in <a href="../../../../../org/apache/storm/task/package-summary.html">org.apache.storm.task</a></h3>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing subclasses, and an explanation">
<caption><span>Subclasses of <a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a> in <a href="../../../../../org/apache/storm/task/package-summary.html">org.apache.storm.task</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Class and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/task/TopologyContext.html" title="class in org.apache.storm.task">TopologyContext</a></span></code>
<div class="block">A <code>TopologyContext</code> is given to bolts and spouts in their <code>prepare()</code> and <code>open()</code> methods, respectively.</div>
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</tbody>
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<h3>Uses of <a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a> in <a href="../../../../../org/apache/storm/testing/package-summary.html">org.apache.storm.testing</a></h3>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation">
<caption><span>Methods in <a href="../../../../../org/apache/storm/testing/package-summary.html">org.apache.storm.testing</a> with parameters of type <a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><span class="typeNameLabel">NGrouping.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/testing/NGrouping.html#prepare-org.apache.storm.task.WorkerTopologyContext-org.apache.storm.generated.GlobalStreamId-java.util.List-">prepare</a></span>(<a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a>&nbsp;context,
<a href="../../../../../org/apache/storm/generated/GlobalStreamId.html" title="class in org.apache.storm.generated">GlobalStreamId</a>&nbsp;stream,
<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>&gt;&nbsp;targetTasks)</code>&nbsp;</td>
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<h3>Uses of <a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a> in <a href="../../../../../org/apache/storm/trident/partition/package-summary.html">org.apache.storm.trident.partition</a></h3>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation">
<caption><span>Methods in <a href="../../../../../org/apache/storm/trident/partition/package-summary.html">org.apache.storm.trident.partition</a> with parameters of type <a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a></span><span class="tabEnd">&nbsp;</span></caption>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
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<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><span class="typeNameLabel">IndexHashGrouping.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/trident/partition/IndexHashGrouping.html#prepare-org.apache.storm.task.WorkerTopologyContext-org.apache.storm.generated.GlobalStreamId-java.util.List-">prepare</a></span>(<a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a>&nbsp;context,
<a href="../../../../../org/apache/storm/generated/GlobalStreamId.html" title="class in org.apache.storm.generated">GlobalStreamId</a>&nbsp;stream,
<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>&gt;&nbsp;targetTasks)</code>&nbsp;</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><span class="typeNameLabel">IdentityGrouping.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/trident/partition/IdentityGrouping.html#prepare-org.apache.storm.task.WorkerTopologyContext-org.apache.storm.generated.GlobalStreamId-java.util.List-">prepare</a></span>(<a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a>&nbsp;context,
<a href="../../../../../org/apache/storm/generated/GlobalStreamId.html" title="class in org.apache.storm.generated">GlobalStreamId</a>&nbsp;stream,
<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>&gt;&nbsp;tasks)</code>&nbsp;</td>
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<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><span class="typeNameLabel">GlobalGrouping.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/trident/partition/GlobalGrouping.html#prepare-org.apache.storm.task.WorkerTopologyContext-org.apache.storm.generated.GlobalStreamId-java.util.List-">prepare</a></span>(<a href="../../../../../org/apache/storm/task/WorkerTopologyContext.html" title="class in org.apache.storm.task">WorkerTopologyContext</a>&nbsp;context,
<a href="../../../../../org/apache/storm/generated/GlobalStreamId.html" title="class in org.apache.storm.generated">GlobalStreamId</a>&nbsp;stream,
<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>&gt;&nbsp;targets)</code>&nbsp;</td>
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