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class="inheritance"> +<li><a href="../../../../../org/apache/beam/sdk/transforms/PTransform.html" title="class in org.apache.beam.sdk.transforms">org.apache.beam.sdk.transforms.PTransform</a><<a href="../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a><<a href="../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a><K,<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><V>>>>,<a href="../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a><<a href="../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a><K,<a href="http://docs.oracle.co 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href="../../../../../org/apache/beam/runners/core/GroupByKeyViaGroupByKeyOnly.html" title="type parameter in GroupByKeyViaGroupByKeyOnly">K</a>,<a href="../../../../../org/apache/beam/runners/core/GroupByKeyViaGroupByKeyOnly.html" title="type parameter in GroupByKeyViaGroupByKeyOnly">V</a>></dd> +</dl> +<hr> +<br> +<pre>public static class <span class="typeNameLabel">GroupByKeyViaGroupByKeyOnly.GroupAlsoByWindow<K,V></span> +extends <a href="../../../../../org/apache/beam/sdk/transforms/PTransform.html" title="class in org.apache.beam.sdk.transforms">PTransform</a><<a href="../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a><<a href="../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a><K,<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><V>>>>,<a href="../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a><<a href="../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a><K,<a href="http://docs.oracle.com/javase/7/docs/api/java/la ng/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a><V>>>></pre> +<div class="block">Runner-specific primitive that takes a collection of timestamp-ordered values associated with + each key, groups the values by window, merges windows as needed, and for each window in each + key, outputs a collection of key/value-list pairs implicitly assigned to the window and with + the timestamp derived from that window.</div> +<dl> +<dt><span class="seeLabel">See Also:</span></dt> +<dd><a href="../../../../../serialized-form.html#org.apache.beam.runners.core.GroupByKeyViaGroupByKeyOnly.GroupAlsoByWindow">Serialized Form</a></dd> +</dl> +</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> +<ul class="blockList"> +<li class="blockList"><a name="fields.inherited.from.class.org.apache.beam.sdk.transforms.PTransform"> +<!-- --> +</a> +<h3>Fields inherited from class org.apache.beam.sdk.transforms.<a href="../../../../../org/apache/beam/sdk/transforms/PTransform.html" title="class in org.apache.beam.sdk.transforms">PTransform</a></h3> +<code><a href="../../../../../org/apache/beam/sdk/transforms/PTransform.html#name">name</a></code></li> +</ul> +</li> +</ul> +<!-- ======== CONSTRUCTOR SUMMARY ======== --> +<ul class="blockList"> +<li class="blockList"><a 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+<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><a href="../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a><<a href="../../../../../org/apache/beam/sdk/values/KV.html" title="class in org.apache.beam.sdk.values">KV</a><<a 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href="../../../../../org/apache/beam/runners/core/GroupByKeyViaGroupByKeyOnly.GroupAlsoByWindow.html" title="type parameter in GroupByKeyViaGroupByKeyOnly.GroupAlsoByWindow">K</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><<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/GroupByKey ViaGroupByKeyOnly.GroupAlsoByWindow.html" title="type parameter in GroupByKeyViaGroupByKeyOnly.GroupAlsoByWindow">V</a>>>>> input)</code> +<div class="block">Applies this <code>PTransform</code> on the given <code>InputT</code>, and returns its + <code>Output</code>.</div> +</td> +</tr> +<tr id="i1" class="rowColor"> +<td class="colFirst"><code><a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="interface in org.apache.beam.sdk.coders">Coder</a><<a href="../../../../../org/apache/beam/runners/core/GroupByKeyViaGroupByKeyOnly.GroupAlsoByWindow.html" title="type parameter in GroupByKeyViaGroupByKeyOnly.GroupAlsoByWindow">K</a>></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/runners/core/GroupByKeyViaGroupByKeyOnly.GroupAlsoByWindow.html#getKeyCoder-org.apache.beam.sdk.coders.Coder-">getKeyCoder</a></span>(<a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="interface in org.apache.beam.sdk.coders">Coder</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/GroupByKeyViaGroupByKeyOnly.GroupAlsoByWindow.html" title="type parameter in GroupByKeyViaGroupByKeyOnly.GroupAlsoByWindow">K</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><<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/GroupByKeyViaG roupByKeyOnly.GroupAlsoByWindow.html" title="type parameter in GroupByKeyViaGroupByKeyOnly.GroupAlsoByWindow">V</a>>>>> inputCoder)</code> </td> +</tr> +<tr id="i2" class="altColor"> +<td class="colFirst"><code><a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="interface in org.apache.beam.sdk.coders">Coder</a><<a href="../../../../../org/apache/beam/runners/core/GroupByKeyViaGroupByKeyOnly.GroupAlsoByWindow.html" title="type parameter in GroupByKeyViaGroupByKeyOnly.GroupAlsoByWindow">V</a>></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/runners/core/GroupByKeyViaGroupByKeyOnly.GroupAlsoByWindow.html#getValueCoder-org.apache.beam.sdk.coders.Coder-">getValueCoder</a></span>(<a 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href="../../../../../org/apache/beam/sdk/util/WindowingStrategy.html" title="class in org.apache.beam.sdk.util">WindowingStrategy</a><?,?></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/runners/core/GroupByKeyViaGroupByKeyOnly.GroupAlsoByWindow.html#getWindowingStrategy--">getWindowingStrategy</a></span>()</code> </td> +</tr> +</table> +<ul class="blockList"> +<li class="blockList"><a name="methods.inherited.from.class.org.apache.beam.sdk.transforms.PTransform"> +<!-- --> +</a> +<h3>Methods inherited from class org.apache.beam.sdk.transforms.<a href="../../../../../org/apache/beam/sdk/transforms/PTransform.html" title="class in org.apache.beam.sdk.transforms">PTransform</a></h3> +<code><a href="../../../../../org/apache/beam/sdk/transforms/PTransform.html#getDefaultOutputCoder--">getDefaultOutputCoder</a>, <a 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returns its + <code>Output</code>. + + <p>Composite transforms, which are defined in terms of other transforms, + should return the output of one of the composed transforms. Non-composite + transforms, which do not apply any transforms internally, should return + a new unbound output and register evaluators (via backend-specific + registration methods).</div> +<dl> +<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> +<dd><code><a href="../../../../../org/apache/beam/sdk/transforms/PTransform.html#expand-InputT-">expand</a></code> in class <code><a href="../../../../../org/apache/beam/sdk/transforms/PTransform.html" title="class in org.apache.beam.sdk.transforms">PTransform</a><<a href="../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</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/GroupByKeyViaGroupByKeyOnly.GroupAlsoByWindow.html" title="type parameter in GroupByKeyViaGroupByKeyOnly.GroupAlsoByWindow">K</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><<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/GroupByKeyViaGroupByKeyOnly.GroupAlsoByWindow.html" title="type parameter in GroupByKeyViaGroupByKeyOnly.GroupAlsoByWindow">V</a>>>>>,<a href="../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</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/GroupByKeyViaGroupByKeyOnly.GroupAlsoByWindow.html" title="type parameter in GroupByKeyViaGroupByKeyOnly.GroupAlsoByWindow">K</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><<a href="../../../../../org/apache/beam/runners/core/GroupByKeyViaGroupByKeyOnly.GroupAlsoByWindow.html" title="type parameter in GroupByKeyViaGroupByKeyOnly.GroupAlsoByWindow">V</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/GroupByKeyViaGroupByKeyOnly.GroupAlsoByWindow.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/GroupByKeyViaGroupByKeyOnly.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/GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly.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/GroupByKeyViaGroupByKeyOnly.GroupAlsoByWindow.html" target="_top">Frames</a></li> +<li><a href="GroupByKeyViaGroupByKeyOnly.GroupAlsoByWindow.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><a href="#fields.inherited.from.class.org.apache.beam.sdk.transforms.PTransform">Field</a> | </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 © 2016–2017 <a href="https://www.apache.org/">The Apache Software Foundation</a>. 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A + runner that uses <a href="../../../../../org/apache/beam/runners/core/GroupByKeyViaGroupByKeyOnly.html" title="class in org.apache.beam.runners.core"><code>GroupByKeyViaGroupByKeyOnly</code></a> should have a primitive way to translate + or evaluate this class.</div> +<dl> +<dt><span class="seeLabel">See Also:</span></dt> +<dd><a href="../../../../../serialized-form.html#org.apache.beam.runners.core.GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly">Serialized Form</a></dd> +</dl> +</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> +<ul class="blockList"> +<li class="blockList"><a name="fields.inherited.from.class.org.apache.beam.sdk.transforms.PTransform"> +<!-- --> +</a> +<h3>Fields inherited from class org.apache.beam.sdk.transforms.<a href="../../../../../org/apache/beam/sdk/transforms/PTransform.html" title="class in org.apache.beam.sdk.transforms">PTransform</a></h3> +<code><a href="../../../../../org/apache/beam/sdk/transforms/PTransform.html#name">name</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/GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly.html#GroupByKeyOnly--">GroupByKeyOnly</a></span>()</code> </td> +</tr> +</table> 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org.apache.beam.sdk.values">PCollection</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/GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly.html" title="type parameter in GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly">K</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><<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/GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly.html" title="type parameter in GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly">V</a>>>>></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/runners/core/GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly.html#expand-org.apache.beam.sdk.values.PCollection-">expand</a></span>(<a href="../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</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/GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly.html" title="type parameter in GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly">K</a>,<a href="../../../../../org/apache/beam/runners/core/GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly.html" title="type parameter in GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly">V</a>>> input)</code> +<div class="block">Applies this <code>PTransform</code> on the given <code>InputT</code>, and returns its + <code>Output</code>.</div> +</td> +</tr> +<tr id="i1" class="rowColor"> +<td class="colFirst"><code><a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="interface in org.apache.beam.sdk.coders">Coder</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/GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly.html" title="type parameter in GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly">K</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><<a href="../../../../../org/apache/beam/runners/core/GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly.html" title="type parameter in GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly">V</a>>>></code></td> +<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/runners/core/GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly.html#getDefaultOutputCoder-org.apache.beam.sdk.values.PCollection-">getDefaultOutputCoder</a></span>(<a 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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"> +<!-- ========= CONSTRUCTOR DETAIL ======== --> +<ul class="blockList"> +<li class="blockList"><a name="constructor.detail"> +<!-- --> +</a> +<h3>Constructor Detail</h3> +<a name="GroupByKeyOnly--"> +<!-- --> +</a> +<ul class="blockListLast"> +<li class="blockList"> +<h4>GroupByKeyOnly</h4> +<pre>public GroupByKeyOnly()</pre> +</li> +</ul> +</li> +</ul> +<!-- ============ METHOD DETAIL ========== --> +<ul class="blockList"> +<li class="blockList"><a name="method.detail"> +<!-- --> +</a> +<h3>Method Detail</h3> +<a name="expand-org.apache.beam.sdk.values.PCollection-"> +<!-- --> +</a> +<ul class="blockList"> +<li class="blockList"> +<h4>expand</h4> +<pre>public <a href="../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</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/GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly.html" title="type parameter in GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly">K</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><<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/GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly.html" title="type parameter in GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly">V</a>>>>> expand(<a href="../../../../../org/apache/beam/sdk/values/PCollection.html" tit le="class in 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transforms. Non-composite + transforms, which do not apply any transforms internally, should return + a new unbound output and register evaluators (via backend-specific + registration methods).</div> +<dl> +<dt><span class="overrideSpecifyLabel">Specified by:</span></dt> +<dd><code><a href="../../../../../org/apache/beam/sdk/transforms/PTransform.html#expand-InputT-">expand</a></code> in class <code><a href="../../../../../org/apache/beam/sdk/transforms/PTransform.html" title="class in org.apache.beam.sdk.transforms">PTransform</a><<a href="../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</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/GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly.html" title="type parameter in GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly">K</a>,<a 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GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly">V</a>>>>>></code></dd> +</dl> +</li> +</ul> +<a name="getDefaultOutputCoder-org.apache.beam.sdk.values.PCollection-"> +<!-- --> +</a> +<ul class="blockListLast"> +<li class="blockList"> +<h4>getDefaultOutputCoder</h4> +<pre>public <a href="../../../../../org/apache/beam/sdk/coders/Coder.html" title="interface in org.apache.beam.sdk.coders">Coder</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/GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly.html" title="type parameter in GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly">K</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><<a href="../../../../../org/apache/beam/runners/core/GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly.html" title="type parameter in GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly">V</a>>>> getDefaultOutputCoder(<a href="../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</a><<a href="../../../../../org/apache/beam/sdk/values/KV.html" title="cl ass in org.apache.beam.sdk.values">KV</a><<a href="../../../../../org/apache/beam/runners/core/GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly.html" title="type parameter in GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly">K</a>,<a href="../../../../../org/apache/beam/runners/core/GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly.html" title="type parameter in GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly">V</a>>> input)</pre> +<div class="block"><span class="descfrmTypeLabel">Description copied from class: <code><a href="../../../../../org/apache/beam/sdk/transforms/PTransform.html#getDefaultOutputCoder-InputT-">PTransform</a></code></span></div> +<div class="block">Returns the default <code>Coder</code> to use for the output of this + single-output <code>PTransform</code> when applied to the given input. + + <p>By default, always throws.</div> +<dl> +<dt><span class="overrideSpecifyLabel">Overrides:</span></dt> +<dd><code><a href="../../../../../org/apache/beam/sdk/transforms/PTransform.html#getDefaultOutputCoder-InputT-">getDefaultOutputCoder</a></code> in class <code><a href="../../../../../org/apache/beam/sdk/transforms/PTransform.html" title="class in org.apache.beam.sdk.transforms">PTransform</a><<a href="../../../../../org/apache/beam/sdk/values/PCollection.html" title="class in org.apache.beam.sdk.values">PCollection</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/GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly.html" title="type parameter in GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly">K</a>,<a href="../../../../../org/apache/beam/runners/core/GroupByKeyViaGroupByKeyOnly.GroupByKeyOnly.html" 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