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The <code>ReduceFnRunner</code>s responsibilities are: + + <ul> + <li>Tracking the windows that are active (have buffered data) as elements arrive and triggers are + fired. + <li>Holding the watermark based on the timestamps of elements in a pane and releasing it when the + trigger fires. + <li>Calling the appropriate callbacks on <a href="../../../../../org/apache/beam/runners/core/ReduceFn.html" title="class in org.apache.beam.runners.core"><code>ReduceFn</code></a> based on trigger execution, timer + firings, etc, and providing appropriate contexts to the <a href="../../../../../org/apache/beam/runners/core/ReduceFn.html" title="class in org.apache.beam.runners.core"><code>ReduceFn</code></a> for actions such as + output. + <li>Scheduling garbage collection of state associated with a specific window, and making that + happen when the appropriate timer fires. + </ul></div> +</li> +</ul> +</div> +<div class="summary"> +<ul class="blockList"> +<li class="blockList"> +<!-- ======== CONSTRUCTOR SUMMARY ======== --> +<ul class="blockList"> +<li class="blockList"><a name="constructor.summary"> +<!-- --> +</a> +<h3>Constructor Summary</h3> +<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation"> +<caption><span>Constructors</span><span class="tabEnd"> </span></caption> +<tr> +<th class="colOne" scope="col">Constructor and Description</th> +</tr> +<tr class="altColor"> +<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/runners/core/ReduceFnRunner.html#ReduceFnRunner-K-org.apache.beam.sdk.util.WindowingStrategy-org.apache.beam.runners.core.triggers.ExecutableTriggerStateMachine-org.apache.beam.sdk.util.state.StateInternals-org.apache.beam.sdk.util.TimerInternals-org.apache.beam.runners.core.OutputWindowedValue-org.apache.beam.sdk.util.SideInputReader-org.apache.beam.sdk.transforms.Aggregator-org.apache.beam.runners.core.ReduceFn-org.apache.beam.sdk.options.PipelineOptions-">ReduceFnRunner</a></span>(<a href="../../../../../org/apache/beam/runners/core/ReduceFnRunner.html" title="type parameter in ReduceFnRunner">K</a> key, + <a href="../../../../../org/apache/beam/sdk/util/WindowingStrategy.html" title="class in org.apache.beam.sdk.util">WindowingStrategy</a><?,<a href="../../../../../org/apache/beam/runners/core/ReduceFnRunner.html" title="type parameter in ReduceFnRunner">W</a>> windowingStrategy, + <a href="../../../../../org/apache/beam/runners/core/triggers/ExecutableTriggerStateMachine.html" title="class in org.apache.beam.runners.core.triggers">ExecutableTriggerStateMachine</a> triggerStateMachine, + <a href="../../../../../org/apache/beam/sdk/util/state/StateInternals.html" title="interface in org.apache.beam.sdk.util.state">StateInternals</a><<a href="../../../../../org/apache/beam/runners/core/ReduceFnRunner.html" title="type parameter in ReduceFnRunner">K</a>> stateInternals, + <a href="../../../../../org/apache/beam/sdk/util/TimerInternals.html" title="interface in org.apache.beam.sdk.util">TimerInternals</a> timerInternals, + <a href="../../../../../org/apache/beam/runners/core/OutputWindowedValue.html" title="interface in org.apache.beam.runners.core">OutputWindowedValue</a><<a href="../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a><<a href="../../../../../org/apache/beam/runners/core/ReduceFnRunner.html" title="type parameter in ReduceFnRunner">K</a>,<a href="../../../../../org/apache/beam/runners/core/ReduceFnRunner.html" title="type parameter in ReduceFnRunner">OutputT</a>>> outputter, + <a href="../../../../../org/apache/beam/sdk/util/SideInputReader.html" title="interface in org.apache.beam.sdk.util">SideInputReader</a> sideInputReader, + <a href="../../../../../org/apache/beam/sdk/transforms/Aggregator.html" title="interface in org.apache.beam.sdk.transforms">Aggregator</a><<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>,<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>> droppedDueToClosedWindow, + <a href="../../../../../org/apache/beam/runners/core/ReduceFn.html" title="class in org.apache.beam.runners.core">ReduceFn</a><<a href="../../../../../org/apache/beam/runners/core/ReduceFnRunner.html" title="type parameter in ReduceFnRunner">K</a>,<a href="../../../../../org/apache/beam/runners/core/ReduceFnRunner.html" title="type parameter in ReduceFnRunner">InputT</a>,<a href="../../../../../org/apache/beam/runners/core/ReduceFnRunner.html" title="type parameter in ReduceFnRunner">OutputT</a>,<a href="../../../../../org/apache/beam/runners/core/ReduceFnRunner.html" title="type parameter in ReduceFnRunner">W</a>> reduceFn, + <a href="../../../../../org/apache/beam/sdk/options/PipelineOptions.html" title="interface in org.apache.beam.sdk.options">PipelineOptions</a> options)</code> </td> +</tr> +</table> +</li> +</ul> +<!-- ========== METHOD SUMMARY =========== --> +<ul class="blockList"> +<li class="blockList"><a name="method.summary"> +<!-- --> +</a> +<h3>Method Summary</h3> +<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> +<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd"> </span></span></caption> +<tr> +<th class="colFirst" scope="col">Modifier and Type</th> +<th class="colLast" scope="col">Method and Description</th> +</tr> +<tr id="i0" class="altColor"> +<td class="colFirst"><code>void</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/runners/core/ReduceFnRunner.html#onTimers-java.lang.Iterable-">onTimers</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a><<a href="../../../../../org/apache/beam/sdk/util/TimerInternals.TimerData.html" title="class in org.apache.beam.sdk.util">TimerInternals.TimerData</a>> timers)</code> </td> +</tr> +<tr id="i1" class="rowColor"> +<td class="colFirst"><code>void</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/runners/core/ReduceFnRunner.html#persist--">persist</a></span>()</code> </td> +</tr> +<tr id="i2" class="altColor"> +<td class="colFirst"><code>void</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/runners/core/ReduceFnRunner.html#processElements-java.lang.Iterable-">processElements</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a><<a href="../../../../../org/apache/beam/sdk/util/WindowedValue.html" title="class in org.apache.beam.sdk.util">WindowedValue</a><<a href="../../../../../org/apache/beam/runners/core/ReduceFnRunner.html" title="type parameter in ReduceFnRunner">InputT</a>>> values)</code> +<div class="block">Incorporate <code>values</code> into the underlying reduce function, and manage holds, timers, + triggers, and window merging.</div> +</td> +</tr> +</table> +<ul class="blockList"> +<li class="blockList"><a name="methods.inherited.from.class.java.lang.Object"> +<!-- --> +</a> +<h3>Methods inherited from class java.lang.<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3> +<code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a 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+<pre>public ReduceFnRunner(<a href="../../../../../org/apache/beam/runners/core/ReduceFnRunner.html" title="type parameter in ReduceFnRunner">K</a> key, + <a href="../../../../../org/apache/beam/sdk/util/WindowingStrategy.html" title="class in org.apache.beam.sdk.util">WindowingStrategy</a><?,<a href="../../../../../org/apache/beam/runners/core/ReduceFnRunner.html" title="type parameter in ReduceFnRunner">W</a>> windowingStrategy, + <a href="../../../../../org/apache/beam/runners/core/triggers/ExecutableTriggerStateMachine.html" title="class in org.apache.beam.runners.core.triggers">ExecutableTriggerStateMachine</a> triggerStateMachine, + <a href="../../../../../org/apache/beam/sdk/util/state/StateInternals.html" title="interface in org.apache.beam.sdk.util.state">StateInternals</a><<a href="../../../../../org/apache/beam/runners/core/ReduceFnRunner.html" title="type parameter in ReduceFnRunner">K</a>> stateInternals, + <a href="../../../../../org/apache/beam/sdk/util/TimerInternals.html" title="interface in org.apache.beam.sdk.util">TimerInternals</a> timerInternals, + <a href="../../../../../org/apache/beam/runners/core/OutputWindowedValue.html" title="interface in org.apache.beam.runners.core">OutputWindowedValue</a><<a href="../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a><<a href="../../../../../org/apache/beam/runners/core/ReduceFnRunner.html" title="type parameter in ReduceFnRunner">K</a>,<a href="../../../../../org/apache/beam/runners/core/ReduceFnRunner.html" title="type parameter in ReduceFnRunner">OutputT</a>>> outputter, + <a href="../../../../../org/apache/beam/sdk/util/SideInputReader.html" title="interface in org.apache.beam.sdk.util">SideInputReader</a> sideInputReader, + <a href="../../../../../org/apache/beam/sdk/transforms/Aggregator.html" title="interface in org.apache.beam.sdk.transforms">Aggregator</a><<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>,<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>> droppedDueToClosedWindow, + <a href="../../../../../org/apache/beam/runners/core/ReduceFn.html" title="class in org.apache.beam.runners.core">ReduceFn</a><<a href="../../../../../org/apache/beam/runners/core/ReduceFnRunner.html" title="type parameter in ReduceFnRunner">K</a>,<a href="../../../../../org/apache/beam/runners/core/ReduceFnRunner.html" title="type parameter in ReduceFnRunner">InputT</a>,<a href="../../../../../org/apache/beam/runners/core/ReduceFnRunner.html" title="type parameter in ReduceFnRunner">OutputT</a>,<a href="../../../../../org/apache/beam/runners/core/ReduceFnRunner.html" title="type parameter in ReduceFnRunner">W</a>> reduceFn, + <a href="../../../../../org/apache/beam/sdk/options/PipelineOptions.html" title="interface in org.apache.beam.sdk.options">PipelineOptions</a> options)</pre> +</li> +</ul> +</li> +</ul> +<!-- ============ METHOD DETAIL ========== --> +<ul class="blockList"> +<li class="blockList"><a name="method.detail"> +<!-- --> +</a> +<h3>Method Detail</h3> +<a name="processElements-java.lang.Iterable-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>processElements</h4> +<pre>public void processElements(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a><<a href="../../../../../org/apache/beam/sdk/util/WindowedValue.html" title="class in org.apache.beam.sdk.util">WindowedValue</a><<a href="../../../../../org/apache/beam/runners/core/ReduceFnRunner.html" title="type parameter in ReduceFnRunner">InputT</a>>> values) + throws <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></pre> +<div class="block">Incorporate <code>values</code> into the underlying reduce function, and manage holds, timers, + triggers, and window merging. + + <p>The general strategy is: + <ol> + <li>Use <a href="../../../../../org/apache/beam/sdk/util/WindowedValue.html#getWindows--"><code>WindowedValue.getWindows()</code></a> (itself determined using + <a href="../../../../../org/apache/beam/sdk/transforms/windowing/WindowFn.html#assignWindows-org.apache.beam.sdk.transforms.windowing.WindowFn.AssignContext-"><code>WindowFn.assignWindows(org.apache.beam.sdk.transforms.windowing.WindowFn<T, W>.AssignContext)</code></a>) to determine which windows each element belongs to. Some + of those windows will already have state associated with them. The rest are considered + NEW. + <li>Use <a href="../../../../../org/apache/beam/sdk/transforms/windowing/WindowFn.html#mergeWindows-org.apache.beam.sdk.transforms.windowing.WindowFn.MergeContext-"><code>WindowFn.mergeWindows(org.apache.beam.sdk.transforms.windowing.WindowFn<T, W>.MergeContext)</code></a> to attempt to merge currently ACTIVE and NEW windows. + Each NEW window will become either ACTIVE or be discardedL. + (See <a href="../../../../../org/apache/beam/sdk/util/ActiveWindowSet.html" title="interface in org.apache.beam.sdk.util"><code>ActiveWindowSet</code></a> for definitions of these terms.) + <li>If at all possible, eagerly substitute NEW windows with their ACTIVE state address + windows before any state is associated with the NEW window. In the common case that + windows for new elements are merged into existing ACTIVE windows then no additional + storage or merging overhead will be incurred. + <li>Otherwise, keep track of the state address windows for ACTIVE windows so that their + states can be merged on-demand when a pane fires. + <li>Process the element for each of the windows it's windows have been merged into according + to <a href="../../../../../org/apache/beam/sdk/util/ActiveWindowSet.html" title="interface in org.apache.beam.sdk.util"><code>ActiveWindowSet</code></a>. Processing may require running triggers, setting timers, + setting holds, and invoking <a href="../../../../../org/apache/beam/runners/core/ReduceFn.html#onTrigger-org.apache.beam.runners.core.ReduceFn.OnTriggerContext-"><code>ReduceFn.onTrigger(org.apache.beam.runners.core.ReduceFn<K, InputT, OutputT, W>.OnTriggerContext)</code></a>. + </ol></div> +<dl> +<dt><span class="throwsLabel">Throws:</span></dt> +<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></code></dd> +</dl> +</li> +</ul> +<a name="persist--"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>persist</h4> +<pre>public void persist()</pre> +</li> +</ul> +<a name="onTimers-java.lang.Iterable-"> +<!-- --> +</a> +<ul class="blockListLast"> +<li class="blockList"> +<h4>onTimers</h4> +<pre>public void onTimers(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a><<a href="../../../../../org/apache/beam/sdk/util/TimerInternals.TimerData.html" title="class in org.apache.beam.sdk.util">TimerInternals.TimerData</a>> timers) + throws <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></pre> +<dl> +<dt><span class="throwsLabel">Throws:</span></dt> +<dd><code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></code></dd> +</dl> +</li> +</ul> +</li> +</ul> +</li> +</ul> +</div> +</div> +<!-- ========= END OF CLASS DATA ========= --> +<!-- ======= START OF BOTTOM NAVBAR ====== --> +<div class="bottomNav"><a name="navbar.bottom"> +<!-- --> +</a> +<div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div> +<a name="navbar.bottom.firstrow"> +<!-- --> +</a> +<ul class="navList" title="Navigation"> +<li><a href="../../../../../overview-summary.html">Overview</a></li> +<li><a href="package-summary.html">Package</a></li> +<li class="navBarCell1Rev">Class</li> +<li><a href="class-use/ReduceFnRunner.html">Use</a></li> +<li><a href="package-tree.html">Tree</a></li> +<li><a href="../../../../../deprecated-list.html">Deprecated</a></li> +<li><a href="../../../../../index-all.html">Index</a></li> +<li><a href="../../../../../help-doc.html">Help</a></li> +</ul> +</div> +<div class="subNav"> +<ul class="navList"> +<li><a href="../../../../../org/apache/beam/runners/core/ReduceFn.ProcessValueContext.html" title="class in org.apache.beam.runners.core"><span class="typeNameLink">Prev Class</span></a></li> +<li><a href="../../../../../org/apache/beam/runners/core/SideInputHandler.html" title="class in org.apache.beam.runners.core"><span class="typeNameLink">Next Class</span></a></li> +</ul> +<ul class="navList"> +<li><a href="../../../../../index.html?org/apache/beam/runners/core/ReduceFnRunner.html" target="_top">Frames</a></li> +<li><a href="ReduceFnRunner.html" target="_top">No Frames</a></li> +</ul> +<ul class="navList" id="allclasses_navbar_bottom"> +<li><a href="../../../../../allclasses-noframe.html">All Classes</a></li> +</ul> +<div> +<script type="text/javascript"><!-- + allClassesLink = document.getElementById("allclasses_navbar_bottom"); + if(window==top) { + allClassesLink.style.display = "block"; + } + else { + allClassesLink.style.display = "none"; + } + //--> +</script> +</div> +<div> +<ul class="subNavList"> +<li>Summary: </li> +<li>Nested | </li> +<li>Field | </li> +<li><a href="#constructor.summary">Constr</a> | </li> +<li><a href="#method.summary">Method</a></li> +</ul> +<ul class="subNavList"> +<li>Detail: </li> +<li>Field | </li> +<li><a href="#constructor.detail">Constr</a> | </li> +<li><a href="#method.detail">Method</a></li> +</ul> +</div> +<a name="skip.navbar.bottom"> +<!-- --> +</a></div> +<!-- ======== END OF BOTTOM NAVBAR ======= --> +<p class="legalCopy"><small>Copyright © 2016 <a href="https://www.apache.org/">The Apache Software Foundation</a>. 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http://git-wip-us.apache.org/repos/asf/beam-site/blob/de6a0417/content/documentation/sdks/javadoc/0.4.0/org/apache/beam/runners/core/SideInputHandler.html ---------------------------------------------------------------------- diff --git a/content/documentation/sdks/javadoc/0.4.0/org/apache/beam/runners/core/SideInputHandler.html b/content/documentation/sdks/javadoc/0.4.0/org/apache/beam/runners/core/SideInputHandler.html new file mode 100644 index 0000000..5d8231a --- /dev/null +++ b/content/documentation/sdks/javadoc/0.4.0/org/apache/beam/runners/core/SideInputHandler.html @@ -0,0 +1,437 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> +<!-- NewPage --> +<html lang="en"> +<head> +<!-- Generated by javadoc (1.8.0_111) on Thu Dec 29 08:19:09 CET 2016 --> +<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> +<title>SideInputHandler (Apache Beam SDK for Java, version 0.4.0)</title> +<meta name="date" content="2016-12-29"> +<link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style"> +<script type="text/javascript" src="../../../../../script.js"></script> +</head> +<body> +<script type="text/javascript"><!-- + try { + if (location.href.indexOf('is-external=true') == -1) { + parent.document.title="SideInputHandler (Apache Beam SDK for Java, version 0.4.0)"; 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Both the actual + side-input data and data about the windows for which we have side inputs available are stored + using <code>StateInternals</code>. + + <p>The given <code>StateInternals</code> must not be scoped to an element key. The state + must instead be scoped to one key group for which the side input is being managed. + + <p>This is useful for runners that transmit the side-input elements in band, as opposed + to how Dataflow has an external service for managing side inputs. + + <p>Note: storing the available windows in an extra state is redundant for now but in the + future we might want to know which windows we have available so that we can garbage collect + side input data. For now, this will never clean up side-input data because we have no way + of knowing when we reach the GC horizon.</div> +</li> +</ul> +</div> +<div class="summary"> +<ul class="blockList"> +<li class="blockList"> +<!-- =========== FIELD SUMMARY =========== --> +<ul class="blockList"> +<li class="blockList"><a name="field.summary"> +<!-- --> +</a> +<h3>Field Summary</h3> +<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation"> +<caption><span>Fields</span><span class="tabEnd"> </span></caption> +<tr> +<th class="colFirst" scope="col">Modifier and Type</th> +<th class="colLast" scope="col">Field and Description</th> +</tr> +<tr class="altColor"> +<td class="colFirst"><code>protected <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><<a href="../../../../../org/apache/beam/sdk/values/PCollectionView.html" title="interface in org.apache.beam.sdk.values">PCollectionView</a><?>></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/runners/core/SideInputHandler.html#sideInputs">sideInputs</a></span></code> +<div class="block">The list of side inputs that we're handling.</div> +</td> +</tr> +</table> +</li> +</ul> +<!-- ======== CONSTRUCTOR SUMMARY ======== --> +<ul class="blockList"> +<li class="blockList"><a name="constructor.summary"> +<!-- --> +</a> +<h3>Constructor Summary</h3> +<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation"> +<caption><span>Constructors</span><span class="tabEnd"> </span></caption> +<tr> +<th class="colOne" scope="col">Constructor and Description</th> +</tr> +<tr class="altColor"> +<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/runners/core/SideInputHandler.html#SideInputHandler-java.util.Collection-org.apache.beam.sdk.util.state.StateInternals-">SideInputHandler</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><<a href="../../../../../org/apache/beam/sdk/values/PCollectionView.html" title="interface in org.apache.beam.sdk.values">PCollectionView</a><?>> sideInputs, + <a href="../../../../../org/apache/beam/sdk/util/state/StateInternals.html" title="interface in org.apache.beam.sdk.util.state">StateInternals</a><<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Void.html?is-external=true" title="class or interface in java.lang">Void</a>> stateInternals)</code> +<div class="block">Creates a new <code>SideInputHandler</code> for the given side inputs that uses + the given <code>StateInternals</code> to store side input data and side-input meta data.</div> +</td> +</tr> +</table> +</li> +</ul> +<!-- ========== METHOD SUMMARY =========== --> +<ul class="blockList"> +<li class="blockList"><a name="method.summary"> +<!-- --> +</a> +<h3>Method Summary</h3> +<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> +<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd"> </span></span></caption> +<tr> +<th class="colFirst" scope="col">Modifier and Type</th> +<th class="colLast" scope="col">Method and Description</th> +</tr> +<tr id="i0" class="altColor"> +<td class="colFirst"><code>void</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/runners/core/SideInputHandler.html#addSideInputValue-org.apache.beam.sdk.values.PCollectionView-org.apache.beam.sdk.util.WindowedValue-">addSideInputValue</a></span>(<a href="../../../../../org/apache/beam/sdk/values/PCollectionView.html" title="interface in org.apache.beam.sdk.values">PCollectionView</a><?> sideInput, + <a href="../../../../../org/apache/beam/sdk/util/WindowedValue.html" title="class in org.apache.beam.sdk.util">WindowedValue</a><<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a><?>> value)</code> +<div class="block">Add the given value to the internal side-input store of the given side input.</div> +</td> +</tr> +<tr id="i1" class="rowColor"> +<td class="colFirst"><code><T> boolean</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/runners/core/SideInputHandler.html#contains-org.apache.beam.sdk.values.PCollectionView-">contains</a></span>(<a href="../../../../../org/apache/beam/sdk/values/PCollectionView.html" title="interface in org.apache.beam.sdk.values">PCollectionView</a><T> view)</code> +<div class="block">Returns true if the given <a href="../../../../../org/apache/beam/sdk/values/PCollectionView.html" title="interface in org.apache.beam.sdk.values"><code>PCollectionView</code></a> is valid for this reader.</div> +</td> +</tr> +<tr id="i2" class="altColor"> +<td class="colFirst"><code><T> T</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/runners/core/SideInputHandler.html#get-org.apache.beam.sdk.values.PCollectionView-org.apache.beam.sdk.transforms.windowing.BoundedWindow-">get</a></span>(<a href="../../../../../org/apache/beam/sdk/values/PCollectionView.html" title="interface in org.apache.beam.sdk.values">PCollectionView</a><T> sideInput, + <a href="../../../../../org/apache/beam/sdk/transforms/windowing/BoundedWindow.html" title="class in org.apache.beam.sdk.transforms.windowing">BoundedWindow</a> window)</code> +<div class="block">Returns the value of the given <a href="../../../../../org/apache/beam/sdk/values/PCollectionView.html" title="interface in org.apache.beam.sdk.values"><code>PCollectionView</code></a> for the given <a href="../../../../../org/apache/beam/sdk/transforms/windowing/BoundedWindow.html" title="class in org.apache.beam.sdk.transforms.windowing"><code>BoundedWindow</code></a>.</div> +</td> +</tr> +<tr id="i3" class="rowColor"> +<td class="colFirst"><code>boolean</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/runners/core/SideInputHandler.html#isEmpty--">isEmpty</a></span>()</code> +<div class="block">Returns true if there are no side inputs in this reader.</div> +</td> +</tr> +<tr id="i4" class="altColor"> +<td class="colFirst"><code>boolean</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/runners/core/SideInputHandler.html#isReady-org.apache.beam.sdk.values.PCollectionView-org.apache.beam.sdk.transforms.windowing.BoundedWindow-">isReady</a></span>(<a href="../../../../../org/apache/beam/sdk/values/PCollectionView.html" title="interface in org.apache.beam.sdk.values">PCollectionView</a><?> sideInput, + <a href="../../../../../org/apache/beam/sdk/transforms/windowing/BoundedWindow.html" title="class in org.apache.beam.sdk.transforms.windowing">BoundedWindow</a> window)</code> +<div class="block">Returns true if the <a href="../../../../../org/apache/beam/sdk/values/PCollectionView.html" title="interface in org.apache.beam.sdk.values"><code>PCollectionView</code></a> is ready in the provided <a href="../../../../../org/apache/beam/sdk/transforms/windowing/BoundedWindow.html" title="class in org.apache.beam.sdk.transforms.windowing"><code>BoundedWindow</code></a>.</div> +</td> +</tr> +</table> +<ul class="blockList"> +<li class="blockList"><a name="methods.inherited.from.class.java.lang.Object"> +<!-- --> +</a> +<h3>Methods inherited from class java.lang.<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3> +<code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#getClass--" 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href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li> +</ul> +</li> +</ul> +</li> +</ul> +</div> +<div class="details"> +<ul class="blockList"> +<li class="blockList"> +<!-- ============ FIELD DETAIL =========== --> +<ul class="blockList"> +<li class="blockList"><a name="field.detail"> +<!-- --> +</a> +<h3>Field Detail</h3> +<a name="sideInputs"> +<!-- --> +</a> +<ul class="blockListLast"> +<li class="blockList"> +<h4>sideInputs</h4> +<pre>protected final <a href="http://docs.oracle.com/javase/7/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><<a href="../../../../../org/apache/beam/sdk/values/PCollectionView.html" title="interface in org.apache.beam.sdk.values">PCollectionView</a><?>> sideInputs</pre> +<div class="block">The list of side inputs that we're handling.</div> +</li> +</ul> +</li> +</ul> +<!-- ========= CONSTRUCTOR DETAIL ======== --> +<ul class="blockList"> +<li class="blockList"><a name="constructor.detail"> +<!-- --> +</a> +<h3>Constructor Detail</h3> +<a name="SideInputHandler-java.util.Collection-org.apache.beam.sdk.util.state.StateInternals-"> +<!-- --> +</a> +<ul class="blockListLast"> +<li class="blockList"> +<h4>SideInputHandler</h4> +<pre>public SideInputHandler(<a href="http://docs.oracle.com/javase/7/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><<a href="../../../../../org/apache/beam/sdk/values/PCollectionView.html" title="interface in org.apache.beam.sdk.values">PCollectionView</a><?>> sideInputs, + <a href="../../../../../org/apache/beam/sdk/util/state/StateInternals.html" title="interface in org.apache.beam.sdk.util.state">StateInternals</a><<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Void.html?is-external=true" title="class or interface in java.lang">Void</a>> stateInternals)</pre> +<div class="block">Creates a new <code>SideInputHandler</code> for the given side inputs that uses + the given <code>StateInternals</code> to store side input data and side-input meta data.</div> +</li> +</ul> +</li> +</ul> +<!-- ============ METHOD DETAIL ========== --> +<ul class="blockList"> +<li class="blockList"><a name="method.detail"> +<!-- --> +</a> +<h3>Method Detail</h3> +<a name="addSideInputValue-org.apache.beam.sdk.values.PCollectionView-org.apache.beam.sdk.util.WindowedValue-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>addSideInputValue</h4> +<pre>public void addSideInputValue(<a href="../../../../../org/apache/beam/sdk/values/PCollectionView.html" title="interface in org.apache.beam.sdk.values">PCollectionView</a><?> sideInput, + <a href="../../../../../org/apache/beam/sdk/util/WindowedValue.html" title="class in org.apache.beam.sdk.util">WindowedValue</a><<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a><?>> value)</pre> +<div class="block">Add the given value to the internal side-input store of the given side input. This + might change the result of <a href="../../../../../org/apache/beam/runners/core/SideInputHandler.html#isReady-org.apache.beam.sdk.values.PCollectionView-org.apache.beam.sdk.transforms.windowing.BoundedWindow-"><code>isReady(PCollectionView, BoundedWindow)</code></a> for that side + input.</div> +</li> +</ul> +<a name="get-org.apache.beam.sdk.values.PCollectionView-org.apache.beam.sdk.transforms.windowing.BoundedWindow-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>get</h4> +<pre><a href="http://docs.oracle.com/javase/7/docs/api/javax/annotation/Nullable.html?is-external=true" title="class or interface in javax.annotation">@Nullable</a> +public <T> T get(<a href="../../../../../org/apache/beam/sdk/values/PCollectionView.html" title="interface in org.apache.beam.sdk.values">PCollectionView</a><T> sideInput, + <a href="../../../../../org/apache/beam/sdk/transforms/windowing/BoundedWindow.html" title="class in org.apache.beam.sdk.transforms.windowing">BoundedWindow</a> window)</pre> +<div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../org/apache/beam/sdk/util/SideInputReader.html#get-org.apache.beam.sdk.values.PCollectionView-org.apache.beam.sdk.transforms.windowing.BoundedWindow-">SideInputReader</a></code></span></div> +<div class="block">Returns the value of the given <a href="../../../../../org/apache/beam/sdk/values/PCollectionView.html" title="interface in org.apache.beam.sdk.values"><code>PCollectionView</code></a> for the given <a href="../../../../../org/apache/beam/sdk/transforms/windowing/BoundedWindow.html" title="class in org.apache.beam.sdk.transforms.windowing"><code>BoundedWindow</code></a>. + + <p>It is valid for a side input to be <code>null</code>. It is <i>not</i> valid for this to + return <code>null</code> for any other reason.</div> +<dl> +<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> +<dd><code><a href="../../../../../org/apache/beam/sdk/util/SideInputReader.html#get-org.apache.beam.sdk.values.PCollectionView-org.apache.beam.sdk.transforms.windowing.BoundedWindow-">get</a></code> in interface <code><a href="../../../../../org/apache/beam/sdk/util/SideInputReader.html" title="interface in org.apache.beam.sdk.util">SideInputReader</a></code></dd> +</dl> +</li> +</ul> +<a name="isReady-org.apache.beam.sdk.values.PCollectionView-org.apache.beam.sdk.transforms.windowing.BoundedWindow-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>isReady</h4> +<pre>public boolean isReady(<a href="../../../../../org/apache/beam/sdk/values/PCollectionView.html" title="interface in org.apache.beam.sdk.values">PCollectionView</a><?> sideInput, + <a href="../../../../../org/apache/beam/sdk/transforms/windowing/BoundedWindow.html" title="class in org.apache.beam.sdk.transforms.windowing">BoundedWindow</a> window)</pre> +<div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../org/apache/beam/sdk/util/ReadyCheckingSideInputReader.html#isReady-org.apache.beam.sdk.values.PCollectionView-org.apache.beam.sdk.transforms.windowing.BoundedWindow-">ReadyCheckingSideInputReader</a></code></span></div> +<div class="block">Returns true if the <a href="../../../../../org/apache/beam/sdk/values/PCollectionView.html" title="interface in org.apache.beam.sdk.values"><code>PCollectionView</code></a> is ready in the provided <a href="../../../../../org/apache/beam/sdk/transforms/windowing/BoundedWindow.html" title="class in org.apache.beam.sdk.transforms.windowing"><code>BoundedWindow</code></a>.</div> +<dl> +<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> +<dd><code><a href="../../../../../org/apache/beam/sdk/util/ReadyCheckingSideInputReader.html#isReady-org.apache.beam.sdk.values.PCollectionView-org.apache.beam.sdk.transforms.windowing.BoundedWindow-">isReady</a></code> in interface <code><a href="../../../../../org/apache/beam/sdk/util/ReadyCheckingSideInputReader.html" title="interface in org.apache.beam.sdk.util">ReadyCheckingSideInputReader</a></code></dd> +</dl> +</li> +</ul> +<a name="contains-org.apache.beam.sdk.values.PCollectionView-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>contains</h4> +<pre>public <T> boolean contains(<a href="../../../../../org/apache/beam/sdk/values/PCollectionView.html" title="interface in org.apache.beam.sdk.values">PCollectionView</a><T> view)</pre> +<div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../org/apache/beam/sdk/util/SideInputReader.html#contains-org.apache.beam.sdk.values.PCollectionView-">SideInputReader</a></code></span></div> +<div class="block">Returns true if the given <a href="../../../../../org/apache/beam/sdk/values/PCollectionView.html" title="interface in org.apache.beam.sdk.values"><code>PCollectionView</code></a> is valid for this reader.</div> +<dl> +<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> +<dd><code><a href="../../../../../org/apache/beam/sdk/util/SideInputReader.html#contains-org.apache.beam.sdk.values.PCollectionView-">contains</a></code> in interface <code><a href="../../../../../org/apache/beam/sdk/util/SideInputReader.html" title="interface in org.apache.beam.sdk.util">SideInputReader</a></code></dd> +</dl> +</li> +</ul> +<a name="isEmpty--"> +<!-- --> +</a> +<ul class="blockListLast"> +<li class="blockList"> +<h4>isEmpty</h4> +<pre>public boolean isEmpty()</pre> +<div class="block"><span 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org.apache.beam.sdk.transforms"><code>DoFn</code></a> (main) input elements</dd> +<dd><code>OutputT</code> - the type of the <a href="../../../../../org/apache/beam/sdk/transforms/DoFn.html" title="class in org.apache.beam.sdk.transforms"><code>DoFn</code></a> (main) output elements</dd> +</dl> +<dl> +<dt>All Implemented Interfaces:</dt> +<dd><a href="../../../../../org/apache/beam/runners/core/DoFnRunner.html" title="interface in org.apache.beam.runners.core">DoFnRunner</a><InputT,OutputT></dd> +</dl> +<hr> +<br> +<pre>public class <span class="typeNameLabel">SimpleDoFnRunner<InputT,OutputT></span> +extends <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> +implements <a href="../../../../../org/apache/beam/runners/core/DoFnRunner.html" title="interface in org.apache.beam.runners.core">DoFnRunner</a><InputT,OutputT></pre> +<div class="block">Runs a <a href="../../../../../org/apache/beam/sdk/transforms/DoFn.html" title="class in org.apache.beam.sdk.transforms"><code>DoFn</code></a> by constructing the appropriate contexts and passing them in. + + <p>Also, if the <a href="../../../../../org/apache/beam/sdk/transforms/DoFn.html" title="class in org.apache.beam.sdk.transforms"><code>DoFn</code></a> observes the window of the element, then <a href="../../../../../org/apache/beam/runners/core/SimpleDoFnRunner.html" title="class in org.apache.beam.runners.core"><code>SimpleDoFnRunner</code></a> + explodes windows of the input <a href="../../../../../org/apache/beam/sdk/util/WindowedValue.html" title="class in org.apache.beam.sdk.util"><code>WindowedValue</code></a> and calls <code>DoFn.ProcessElement</code> for + each window individually.</div> +</li> +</ul> +</div> +<div class="summary"> +<ul class="blockList"> +<li class="blockList"> +<!-- ======== NESTED CLASS SUMMARY ======== --> +<ul class="blockList"> +<li class="blockList"><a name="nested.class.summary"> +<!-- --> +</a> +<h3>Nested Class Summary</h3> +<ul class="blockList"> +<li class="blockList"><a name="nested.classes.inherited.from.class.org.apache.beam.runners.core.DoFnRunner"> +<!-- --> +</a> +<h3>Nested classes/interfaces inherited from interface org.apache.beam.runners.core.<a href="../../../../../org/apache/beam/runners/core/DoFnRunner.html" title="interface in org.apache.beam.runners.core">DoFnRunner</a></h3> +<code><a href="../../../../../org/apache/beam/runners/core/DoFnRunner.ReduceFnExecutor.html" title="interface in org.apache.beam.runners.core">DoFnRunner.ReduceFnExecutor</a><<a href="../../../../../org/apache/beam/runners/core/DoFnRunner.ReduceFnExecutor.html" title="type parameter in DoFnRunner.ReduceFnExecutor">K</a>,<a href="../../../../../org/apache/beam/runners/core/DoFnRunner.ReduceFnExecutor.html" title="type parameter in DoFnRunner.ReduceFnExecutor">InputT</a>,<a href="../../../../../org/apache/beam/runners/core/DoFnRunner.ReduceFnExecutor.html" title="type parameter in DoFnRunner.ReduceFnExecutor">OutputT</a>,<a href="../../../../../org/apache/beam/runners/core/DoFnRunner.ReduceFnExecutor.html" title="type parameter in DoFnRunner.ReduceFnExecutor">W</a>></code></li> +</ul> +</li> +</ul> +<!-- ======== CONSTRUCTOR SUMMARY ======== --> +<ul class="blockList"> +<li class="blockList"><a name="constructor.summary"> +<!-- --> +</a> +<h3>Constructor Summary</h3> +<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation"> +<caption><span>Constructors</span><span class="tabEnd"> </span></caption> +<tr> +<th class="colOne" scope="col">Constructor and Description</th> +</tr> +<tr class="altColor"> +<td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/runners/core/SimpleDoFnRunner.html#SimpleDoFnRunner-org.apache.beam.sdk.options.PipelineOptions-org.apache.beam.sdk.transforms.DoFn-org.apache.beam.sdk.util.SideInputReader-org.apache.beam.runners.core.DoFnRunners.OutputManager-org.apache.beam.sdk.values.TupleTag-java.util.List-org.apache.beam.sdk.util.ExecutionContext.StepContext-org.apache.beam.sdk.transforms.Aggregator.AggregatorFactory-org.apache.beam.sdk.util.WindowingStrategy-">SimpleDoFnRunner</a></span>(<a href="../../../../../org/apache/beam/sdk/options/PipelineOptions.html" title="interface in org.apache.beam.sdk.options">PipelineOptions</a> options, + <a href="../../../../../org/apache/beam/sdk/transforms/DoFn.html" title="class in org.apache.beam.sdk.transforms">DoFn</a><<a href="../../../../../org/apache/beam/runners/core/SimpleDoFnRunner.html" title="type parameter in SimpleDoFnRunner">InputT</a>,<a href="../../../../../org/apache/beam/runners/core/SimpleDoFnRunner.html" title="type parameter in SimpleDoFnRunner">OutputT</a>> fn, + <a href="../../../../../org/apache/beam/sdk/util/SideInputReader.html" title="interface in org.apache.beam.sdk.util">SideInputReader</a> sideInputReader, + <a href="../../../../../org/apache/beam/runners/core/DoFnRunners.OutputManager.html" title="interface in org.apache.beam.runners.core">DoFnRunners.OutputManager</a> outputManager, + <a href="../../../../../org/apache/beam/sdk/values/TupleTag.html" title="class in org.apache.beam.sdk.values">TupleTag</a><<a href="../../../../../org/apache/beam/runners/core/SimpleDoFnRunner.html" title="type parameter in SimpleDoFnRunner">OutputT</a>> mainOutputTag, + <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><<a href="../../../../../org/apache/beam/sdk/values/TupleTag.html" title="class in org.apache.beam.sdk.values">TupleTag</a><?>> sideOutputTags, + <a href="../../../../../org/apache/beam/sdk/util/ExecutionContext.StepContext.html" title="interface in org.apache.beam.sdk.util">ExecutionContext.StepContext</a> stepContext, + <a href="../../../../../org/apache/beam/sdk/transforms/Aggregator.AggregatorFactory.html" title="interface in org.apache.beam.sdk.transforms">Aggregator.AggregatorFactory</a> aggregatorFactory, + <a href="../../../../../org/apache/beam/sdk/util/WindowingStrategy.html" title="class in org.apache.beam.sdk.util">WindowingStrategy</a><?,?> windowingStrategy)</code> </td> +</tr> +</table> +</li> +</ul> +<!-- ========== METHOD SUMMARY =========== --> +<ul class="blockList"> +<li class="blockList"><a name="method.summary"> +<!-- --> +</a> +<h3>Method Summary</h3> +<table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> +<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd"> </span></span></caption> +<tr> +<th class="colFirst" scope="col">Modifier and Type</th> +<th class="colLast" scope="col">Method and Description</th> +</tr> +<tr id="i0" class="altColor"> +<td class="colFirst"><code>void</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/runners/core/SimpleDoFnRunner.html#finishBundle--">finishBundle</a></span>()</code> +<div class="block">Calls a <a href="../../../../../org/apache/beam/sdk/transforms/DoFn.html" title="class in org.apache.beam.sdk.transforms"><code>DoFn's</code></a> <code>@FinishBundle</code> method and performs + additional tasks, such as flushing in-memory states.</div> +</td> +</tr> +<tr id="i1" class="rowColor"> +<td class="colFirst"><code>void</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/runners/core/SimpleDoFnRunner.html#processElement-org.apache.beam.sdk.util.WindowedValue-">processElement</a></span>(<a href="../../../../../org/apache/beam/sdk/util/WindowedValue.html" title="class in org.apache.beam.sdk.util">WindowedValue</a><<a href="../../../../../org/apache/beam/runners/core/SimpleDoFnRunner.html" title="type parameter in SimpleDoFnRunner">InputT</a>> compressedElem)</code> +<div class="block">Calls a <a href="../../../../../org/apache/beam/sdk/transforms/DoFn.html" title="class in org.apache.beam.sdk.transforms"><code>DoFn's</code></a> <code>@ProcessElement</code> method with a + <code>DoFn.ProcessContext</code> containing the provided element.</div> +</td> +</tr> +<tr id="i2" class="altColor"> +<td class="colFirst"><code>void</code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/runners/core/SimpleDoFnRunner.html#startBundle--">startBundle</a></span>()</code> +<div class="block">Prepares and calls a <a href="../../../../../org/apache/beam/sdk/transforms/DoFn.html" title="class in org.apache.beam.sdk.transforms"><code>DoFn's</code></a> <code>@StartBundle</code> method.</div> +</td> +</tr> +</table> +<ul class="blockList"> +<li class="blockList"><a name="methods.inherited.from.class.java.lang.Object"> +<!-- --> +</a> +<h3>Methods inherited from class java.lang.<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3> +<code><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a 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name="SimpleDoFnRunner-org.apache.beam.sdk.options.PipelineOptions-org.apache.beam.sdk.transforms.DoFn-org.apache.beam.sdk.util.SideInputReader-org.apache.beam.runners.core.DoFnRunners.OutputManager-org.apache.beam.sdk.values.TupleTag-java.util.List-org.apache.beam.sdk.util.ExecutionContext.StepContext-org.apache.beam.sdk.transforms.Aggregator.AggregatorFactory-org.apache.beam.sdk.util.WindowingStrategy-"> +<!-- --> +</a> +<ul class="blockListLast"> +<li class="blockList"> +<h4>SimpleDoFnRunner</h4> +<pre>public SimpleDoFnRunner(<a href="../../../../../org/apache/beam/sdk/options/PipelineOptions.html" title="interface in org.apache.beam.sdk.options">PipelineOptions</a> options, + <a href="../../../../../org/apache/beam/sdk/transforms/DoFn.html" title="class in org.apache.beam.sdk.transforms">DoFn</a><<a href="../../../../../org/apache/beam/runners/core/SimpleDoFnRunner.html" title="type parameter in SimpleDoFnRunner">InputT</a>,<a href="../../../../../org/apache/beam/runners/core/SimpleDoFnRunner.html" title="type parameter in SimpleDoFnRunner">OutputT</a>> fn, + <a href="../../../../../org/apache/beam/sdk/util/SideInputReader.html" title="interface in org.apache.beam.sdk.util">SideInputReader</a> sideInputReader, + <a href="../../../../../org/apache/beam/runners/core/DoFnRunners.OutputManager.html" title="interface in org.apache.beam.runners.core">DoFnRunners.OutputManager</a> outputManager, + <a href="../../../../../org/apache/beam/sdk/values/TupleTag.html" title="class in org.apache.beam.sdk.values">TupleTag</a><<a href="../../../../../org/apache/beam/runners/core/SimpleDoFnRunner.html" title="type parameter in SimpleDoFnRunner">OutputT</a>> mainOutputTag, + <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><<a href="../../../../../org/apache/beam/sdk/values/TupleTag.html" title="class in org.apache.beam.sdk.values">TupleTag</a><?>> sideOutputTags, + <a href="../../../../../org/apache/beam/sdk/util/ExecutionContext.StepContext.html" title="interface in org.apache.beam.sdk.util">ExecutionContext.StepContext</a> stepContext, + <a href="../../../../../org/apache/beam/sdk/transforms/Aggregator.AggregatorFactory.html" title="interface in org.apache.beam.sdk.transforms">Aggregator.AggregatorFactory</a> aggregatorFactory, + <a href="../../../../../org/apache/beam/sdk/util/WindowingStrategy.html" title="class in org.apache.beam.sdk.util">WindowingStrategy</a><?,?> windowingStrategy)</pre> +</li> +</ul> +</li> +</ul> +<!-- ============ METHOD DETAIL ========== --> +<ul class="blockList"> +<li class="blockList"><a name="method.detail"> +<!-- --> +</a> +<h3>Method Detail</h3> +<a name="startBundle--"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>startBundle</h4> +<pre>public void startBundle()</pre> +<div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../org/apache/beam/runners/core/DoFnRunner.html#startBundle--">DoFnRunner</a></code></span></div> +<div class="block">Prepares and calls a <a href="../../../../../org/apache/beam/sdk/transforms/DoFn.html" title="class in org.apache.beam.sdk.transforms"><code>DoFn's</code></a> <code>@StartBundle</code> method.</div> +<dl> +<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> +<dd><code><a href="../../../../../org/apache/beam/runners/core/DoFnRunner.html#startBundle--">startBundle</a></code> in interface <code><a href="../../../../../org/apache/beam/runners/core/DoFnRunner.html" title="interface in org.apache.beam.runners.core">DoFnRunner</a><<a href="../../../../../org/apache/beam/runners/core/SimpleDoFnRunner.html" title="type parameter in SimpleDoFnRunner">InputT</a>,<a href="../../../../../org/apache/beam/runners/core/SimpleDoFnRunner.html" title="type parameter in 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<code>DoFn.ProcessContext</code> containing the provided element.</div> +<dl> +<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> +<dd><code><a href="../../../../../org/apache/beam/runners/core/DoFnRunner.html#processElement-org.apache.beam.sdk.util.WindowedValue-">processElement</a></code> in interface <code><a href="../../../../../org/apache/beam/runners/core/DoFnRunner.html" title="interface in org.apache.beam.runners.core">DoFnRunner</a><<a href="../../../../../org/apache/beam/runners/core/SimpleDoFnRunner.html" title="type parameter in SimpleDoFnRunner">InputT</a>,<a href="../../../../../org/apache/beam/runners/core/SimpleDoFnRunner.html" title="type parameter in SimpleDoFnRunner">OutputT</a>></code></dd> +</dl> +</li> +</ul> +<a name="finishBundle--"> +<!-- --> +</a> +<ul class="blockListLast"> +<li class="blockList"> +<h4>finishBundle</h4> +<pre>public void finishBundle()</pre> +<div class="block"><span class="descfrmTypeLabel">Description copied from interface: <code><a href="../../../../../org/apache/beam/runners/core/DoFnRunner.html#finishBundle--">DoFnRunner</a></code></span></div> +<div class="block">Calls a <a href="../../../../../org/apache/beam/sdk/transforms/DoFn.html" title="class in org.apache.beam.sdk.transforms"><code>DoFn's</code></a> <code>@FinishBundle</code> method and performs + additional tasks, such as flushing in-memory states.</div> +<dl> +<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> +<dd><code><a href="../../../../../org/apache/beam/runners/core/DoFnRunner.html#finishBundle--">finishBundle</a></code> in interface <code><a href="../../../../../org/apache/beam/runners/core/DoFnRunner.html" title="interface in org.apache.beam.runners.core">DoFnRunner</a><<a href="../../../../../org/apache/beam/runners/core/SimpleDoFnRunner.html" title="type parameter in SimpleDoFnRunner">InputT</a>,<a href="../../../../../org/apache/beam/runners/core/SimpleDoFnRunner.html" title="type parameter in SimpleDoFnRunner">OutputT</a>></code></dd> +</dl> +</li> +</ul> +</li> +</ul> +</li> +</ul> +</div> +</div> +<!-- ========= END OF CLASS DATA ========= --> +<!-- ======= START OF BOTTOM NAVBAR ====== --> +<div class="bottomNav"><a name="navbar.bottom"> +<!-- --> +</a> +<div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div> +<a name="navbar.bottom.firstrow"> +<!-- --> +</a> +<ul class="navList" title="Navigation"> +<li><a href="../../../../../overview-summary.html">Overview</a></li> +<li><a href="package-summary.html">Package</a></li> +<li class="navBarCell1Rev">Class</li> +<li><a href="class-use/SimpleDoFnRunner.html">Use</a></li> +<li><a href="package-tree.html">Tree</a></li> +<li><a href="../../../../../deprecated-list.html">Deprecated</a></li> +<li><a href="../../../../../index-all.html">Index</a></li> +<li><a href="../../../../../help-doc.html">Help</a></li> +</ul> +</div> +<div class="subNav"> +<ul class="navList"> +<li><a 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