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<title>Stage (Nemo Project 0.4 API)</title>
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<div class="subTitle"><span class="packageLabelInType">Package</span>&nbsp;<a href="package-summary.html">org.apache.nemo.runtime.common.plan</a></div>
<h2 title="Class Stage" class="title">Class Stage</h2>
</div>
<div class="contentContainer">
<ul class="inheritance">
<li>java.lang.Object</li>
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<ul class="inheritance">
<li><a href="../../../common/dag/Vertex.html" title="class in org.apache.nemo.common.dag">org.apache.nemo.common.dag.Vertex</a></li>
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<li>org.apache.nemo.runtime.common.plan.Stage</li>
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<pre>public final class <span class="typeNameLabel">Stage</span>
extends <a href="../../../common/dag/Vertex.html" title="class in org.apache.nemo.common.dag">Vertex</a></pre>
<div class="block">Stage.</div>
<dl>
<dt><span class="seeLabel">See Also:</span></dt>
<dd><a href="../../../../../../serialized-form.html#org.apache.nemo.runtime.common.plan.Stage">Serialized Form</a></dd>
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<th class="colFirst" scope="col">Constructor</th>
<th class="colLast" scope="col">Description</th>
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<tr class="altColor">
<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(java.lang.String,java.util.List,org.apache.nemo.common.dag.DAG,org.apache.nemo.common.ir.executionproperty.ExecutionPropertyMap,java.util.List)">Stage</a></span>&#8203;(java.lang.String&nbsp;stageId,
java.util.List&lt;java.lang.Integer&gt;&nbsp;taskIndices,
<a href="../../../common/dag/DAG.html" title="class in org.apache.nemo.common.dag">DAG</a>&lt;<a href="../../../common/ir/vertex/IRVertex.html" title="class in org.apache.nemo.common.ir.vertex">IRVertex</a>,&#8203;<a href="RuntimeEdge.html" title="class in org.apache.nemo.runtime.common.plan">RuntimeEdge</a>&lt;<a href="../../../common/ir/vertex/IRVertex.html" title="class in org.apache.nemo.common.ir.vertex">IRVertex</a>&gt;&gt;&nbsp;irDag,
<a href="../../../common/ir/executionproperty/ExecutionPropertyMap.html" title="class in org.apache.nemo.common.ir.executionproperty">ExecutionPropertyMap</a>&lt;<a href="../../../common/ir/executionproperty/VertexExecutionProperty.html" title="class in org.apache.nemo.common.ir.executionproperty">VertexExecutionProperty</a>&gt;&nbsp;executionProperties,
java.util.List&lt;java.util.Map&lt;java.lang.String,&#8203;<a href="../../../common/ir/Readable.html" title="interface in org.apache.nemo.common.ir">Readable</a>&gt;&gt;&nbsp;vertexIdToReadables)</code></th>
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<div class="block">Constructor.</div>
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<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getEnableDynamicTaskSizing()">getEnableDynamicTaskSizing</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code><a href="../../../common/ir/executionproperty/ExecutionPropertyMap.html" title="class in org.apache.nemo.common.ir.executionproperty">ExecutionPropertyMap</a>&lt;<a href="../../../common/ir/executionproperty/VertexExecutionProperty.html" title="class in org.apache.nemo.common.ir.executionproperty">VertexExecutionProperty</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getExecutionProperties()">getExecutionProperties</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code><a href="../../../common/dag/DAG.html" title="class in org.apache.nemo.common.dag">DAG</a>&lt;<a href="../../../common/ir/vertex/IRVertex.html" title="class in org.apache.nemo.common.ir.vertex">IRVertex</a>,&#8203;<a href="RuntimeEdge.html" title="class in org.apache.nemo.runtime.common.plan">RuntimeEdge</a>&lt;<a href="../../../common/ir/vertex/IRVertex.html" title="class in org.apache.nemo.common.ir.vertex">IRVertex</a>&gt;&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getIRDAG()">getIRDAG</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code>int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getParallelism()">getParallelism</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code>int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getPartitionerProperty()">getPartitionerProperty</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>com.fasterxml.jackson.databind.node.ObjectNode</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getPropertiesAsJsonNode()">getPropertiesAsJsonNode</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code>&lt;T extends java.io.Serializable&gt;<br>java.util.Optional&lt;T&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getPropertyValue(java.lang.Class)">getPropertyValue</a></span>&#8203;(java.lang.Class&lt;? extends <a href="../../../common/ir/executionproperty/VertexExecutionProperty.html" title="class in org.apache.nemo.common.ir.executionproperty">VertexExecutionProperty</a>&lt;T&gt;&gt;&nbsp;executionPropertyKey)</code></th>
<td class="colLast">
<div class="block">Get the executionProperty of the IREdge.</div>
</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code>int</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getScheduleGroup()">getScheduleGroup</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code>byte[]</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getSerializedIRDAG()">getSerializedIRDAG</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i9" class="rowColor">
<td class="colFirst"><code>java.util.List&lt;java.lang.Integer&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getTaskIndices()">getTaskIndices</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i10" class="altColor">
<td class="colFirst"><code>java.util.List&lt;java.util.Map&lt;java.lang.String,&#8203;<a href="../../../common/ir/Readable.html" title="interface in org.apache.nemo.common.ir">Readable</a>&gt;&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#getVertexIdToReadables()">getVertexIdToReadables</a></span>()</code></th>
<td class="colLast">&nbsp;</td>
</tr>
<tr id="i11" class="rowColor">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#setExecutionProperties(org.apache.nemo.common.ir.executionproperty.ExecutionPropertyMap)">setExecutionProperties</a></span>&#8203;(<a href="../../../common/ir/executionproperty/ExecutionPropertyMap.html" title="class in org.apache.nemo.common.ir.executionproperty">ExecutionPropertyMap</a>&lt;<a href="../../../common/ir/executionproperty/VertexExecutionProperty.html" title="class in org.apache.nemo.common.ir.executionproperty">VertexExecutionProperty</a>&gt;&nbsp;executionProperties)</code></th>
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<h3>Methods inherited from class&nbsp;org.apache.nemo.common.dag.<a href="../../../common/dag/Vertex.html" title="class in org.apache.nemo.common.dag">Vertex</a></h3>
<code><a href="../../../common/dag/Vertex.html#getId()">getId</a>, <a href="../../../common/dag/Vertex.html#getNumericId()">getNumericId</a></code></li>
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<h3>Methods inherited from class&nbsp;java.lang.Object</h3>
<code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li>
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<h3>Constructor Detail</h3>
<a id="&lt;init&gt;(java.lang.String,java.util.List,org.apache.nemo.common.dag.DAG,org.apache.nemo.common.ir.executionproperty.ExecutionPropertyMap,java.util.List)">
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<h4>Stage</h4>
<pre>public&nbsp;Stage&#8203;(java.lang.String&nbsp;stageId,
java.util.List&lt;java.lang.Integer&gt;&nbsp;taskIndices,
<a href="../../../common/dag/DAG.html" title="class in org.apache.nemo.common.dag">DAG</a>&lt;<a href="../../../common/ir/vertex/IRVertex.html" title="class in org.apache.nemo.common.ir.vertex">IRVertex</a>,&#8203;<a href="RuntimeEdge.html" title="class in org.apache.nemo.runtime.common.plan">RuntimeEdge</a>&lt;<a href="../../../common/ir/vertex/IRVertex.html" title="class in org.apache.nemo.common.ir.vertex">IRVertex</a>&gt;&gt;&nbsp;irDag,
<a href="../../../common/ir/executionproperty/ExecutionPropertyMap.html" title="class in org.apache.nemo.common.ir.executionproperty">ExecutionPropertyMap</a>&lt;<a href="../../../common/ir/executionproperty/VertexExecutionProperty.html" title="class in org.apache.nemo.common.ir.executionproperty">VertexExecutionProperty</a>&gt;&nbsp;executionProperties,
java.util.List&lt;java.util.Map&lt;java.lang.String,&#8203;<a href="../../../common/ir/Readable.html" title="interface in org.apache.nemo.common.ir">Readable</a>&gt;&gt;&nbsp;vertexIdToReadables)</pre>
<div class="block">Constructor.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>stageId</code> - ID of the stage.</dd>
<dd><code>taskIndices</code> - indices of the tasks to execute.</dd>
<dd><code>irDag</code> - the DAG of the task in this stage.</dd>
<dd><code>executionProperties</code> - set of <a href="../../../common/ir/executionproperty/VertexExecutionProperty.html" title="class in org.apache.nemo.common.ir.executionproperty"><code>VertexExecutionProperty</code></a> for this stage</dd>
<dd><code>vertexIdToReadables</code> - the list of maps between vertex ID and <a href="../../../common/ir/Readable.html" title="interface in org.apache.nemo.common.ir"><code>Readable</code></a>.</dd>
</dl>
</li>
</ul>
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<h3>Method Detail</h3>
<a id="getIRDAG()">
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<h4>getIRDAG</h4>
<pre class="methodSignature">public&nbsp;<a href="../../../common/dag/DAG.html" title="class in org.apache.nemo.common.dag">DAG</a>&lt;<a href="../../../common/ir/vertex/IRVertex.html" title="class in org.apache.nemo.common.ir.vertex">IRVertex</a>,&#8203;<a href="RuntimeEdge.html" title="class in org.apache.nemo.runtime.common.plan">RuntimeEdge</a>&lt;<a href="../../../common/ir/vertex/IRVertex.html" title="class in org.apache.nemo.common.ir.vertex">IRVertex</a>&gt;&gt;&nbsp;getIRDAG()</pre>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the IRVertex DAG.</dd>
</dl>
</li>
</ul>
<a id="getSerializedIRDAG()">
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</a>
<ul class="blockList">
<li class="blockList">
<h4>getSerializedIRDAG</h4>
<pre class="methodSignature">public&nbsp;byte[]&nbsp;getSerializedIRDAG()</pre>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the serialized DAG of the task.</dd>
</dl>
</li>
</ul>
<a id="getTaskIndices()">
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<h4>getTaskIndices</h4>
<pre class="methodSignature">public&nbsp;java.util.List&lt;java.lang.Integer&gt;&nbsp;getTaskIndices()</pre>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>task indices of this stage to execute.
For non-sampling vertices, returns [0, 1, 2, ..., parallelism-1].
For sampling vertices, returns a list of size (parallelism * samplingRate).</dd>
</dl>
</li>
</ul>
<a id="getParallelism()">
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<h4>getParallelism</h4>
<pre class="methodSignature">public&nbsp;int&nbsp;getParallelism()</pre>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the parallelism.</dd>
</dl>
</li>
</ul>
<a id="getEnableDynamicTaskSizing()">
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<h4>getEnableDynamicTaskSizing</h4>
<pre class="methodSignature">public&nbsp;boolean&nbsp;getEnableDynamicTaskSizing()</pre>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the enable property of dynamic task sizing. If not exists, return false.</dd>
</dl>
</li>
</ul>
<a id="getPartitionerProperty()">
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</a>
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<h4>getPartitionerProperty</h4>
<pre class="methodSignature">public&nbsp;int&nbsp;getPartitionerProperty()</pre>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the number of partitions.</dd>
</dl>
</li>
</ul>
<a id="getScheduleGroup()">
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<h4>getScheduleGroup</h4>
<pre class="methodSignature">public&nbsp;int&nbsp;getScheduleGroup()</pre>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the schedule group.</dd>
</dl>
</li>
</ul>
<a id="getExecutionProperties()">
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<h4>getExecutionProperties</h4>
<pre class="methodSignature">public&nbsp;<a href="../../../common/ir/executionproperty/ExecutionPropertyMap.html" title="class in org.apache.nemo.common.ir.executionproperty">ExecutionPropertyMap</a>&lt;<a href="../../../common/ir/executionproperty/VertexExecutionProperty.html" title="class in org.apache.nemo.common.ir.executionproperty">VertexExecutionProperty</a>&gt;&nbsp;getExecutionProperties()</pre>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd><a href="../../../common/ir/executionproperty/VertexExecutionProperty.html" title="class in org.apache.nemo.common.ir.executionproperty"><code>VertexExecutionProperty</code></a> map for this stage</dd>
</dl>
</li>
</ul>
<a id="setExecutionProperties(org.apache.nemo.common.ir.executionproperty.ExecutionPropertyMap)">
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</a>
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<h4>setExecutionProperties</h4>
<pre class="methodSignature">public&nbsp;void&nbsp;setExecutionProperties&#8203;(<a href="../../../common/ir/executionproperty/ExecutionPropertyMap.html" title="class in org.apache.nemo.common.ir.executionproperty">ExecutionPropertyMap</a>&lt;<a href="../../../common/ir/executionproperty/VertexExecutionProperty.html" title="class in org.apache.nemo.common.ir.executionproperty">VertexExecutionProperty</a>&gt;&nbsp;executionProperties)</pre>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>executionProperties</code> - to set.</dd>
</dl>
</li>
</ul>
<a id="getPropertyValue(java.lang.Class)">
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<h4>getPropertyValue</h4>
<pre class="methodSignature">public&nbsp;&lt;T extends java.io.Serializable&gt;&nbsp;java.util.Optional&lt;T&gt;&nbsp;getPropertyValue&#8203;(java.lang.Class&lt;? extends <a href="../../../common/ir/executionproperty/VertexExecutionProperty.html" title="class in org.apache.nemo.common.ir.executionproperty">VertexExecutionProperty</a>&lt;T&gt;&gt;&nbsp;executionPropertyKey)</pre>
<div class="block">Get the executionProperty of the IREdge.</div>
<dl>
<dt><span class="paramLabel">Type Parameters:</span></dt>
<dd><code>T</code> - Type of the return value.</dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>executionPropertyKey</code> - key of the execution property.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the execution property.</dd>
</dl>
</li>
</ul>
<a id="getVertexIdToReadables()">
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<h4>getVertexIdToReadables</h4>
<pre class="methodSignature">public&nbsp;java.util.List&lt;java.util.Map&lt;java.lang.String,&#8203;<a href="../../../common/ir/Readable.html" title="interface in org.apache.nemo.common.ir">Readable</a>&gt;&gt;&nbsp;getVertexIdToReadables()</pre>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>the list of maps between vertex ID and readables.</dd>
</dl>
</li>
</ul>
<a id="getPropertiesAsJsonNode()">
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<h4>getPropertiesAsJsonNode</h4>
<pre class="methodSignature">public&nbsp;com.fasterxml.jackson.databind.node.ObjectNode&nbsp;getPropertiesAsJsonNode()</pre>
<dl>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../../../common/dag/Vertex.html#getPropertiesAsJsonNode()">getPropertiesAsJsonNode</a></code>&nbsp;in class&nbsp;<code><a href="../../../common/dag/Vertex.html" title="class in org.apache.nemo.common.dag">Vertex</a></code></dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>JSON representation of additional properties</dd>
</dl>
</li>
</ul>
</li>
</ul>
</section>
</li>
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