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<h2 title="Uses of Class org.apache.storm.streams.PairStream" class="title">Uses of Class<br>org.apache.storm.streams.PairStream</h2>
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<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing packages, and an explanation">
<caption><span>Packages that use <a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Package</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><a href="#org.apache.storm.streams">org.apache.storm.streams</a></td>
<td class="colLast">&nbsp;</td>
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<h3>Uses of <a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a> in <a href="../../../../../org/apache/storm/streams/package-summary.html">org.apache.storm.streams</a></h3>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation">
<caption><span>Methods in <a href="../../../../../org/apache/storm/streams/package-summary.html">org.apache.storm.streams</a> that return <a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>&lt;A,R&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,R&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#aggregateByKey-org.apache.storm.streams.operations.CombinerAggregator-">aggregateByKey</a></span>(<a href="../../../../../org/apache/storm/streams/operations/CombinerAggregator.html" title="interface in org.apache.storm.streams.operations">CombinerAggregator</a>&lt;? super <a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>,A,? extends R&gt;&nbsp;aggregator)</code>
<div class="block">Aggregates the values for each key of this stream using the given <a href="../../../../../org/apache/storm/streams/operations/CombinerAggregator.html" title="interface in org.apache.storm.streams.operations"><code>CombinerAggregator</code></a>.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>&lt;R&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,R&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#aggregateByKey-R-org.apache.storm.streams.operations.BiFunction-org.apache.storm.streams.operations.BiFunction-">aggregateByKey</a></span>(R&nbsp;initialValue,
<a href="../../../../../org/apache/storm/streams/operations/BiFunction.html" title="interface in org.apache.storm.streams.operations">BiFunction</a>&lt;? super R,? super <a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>,? extends R&gt;&nbsp;accumulator,
<a href="../../../../../org/apache/storm/streams/operations/BiFunction.html" title="interface in org.apache.storm.streams.operations">BiFunction</a>&lt;? super R,? super R,? extends R&gt;&nbsp;combiner)</code>
<div class="block">Aggregates the values for each key of this stream using the given initial value, accumulator and combiner.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>&gt;[]</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#branch-org.apache.storm.streams.operations.Predicate...-">branch</a></span>(<a href="../../../../../org/apache/storm/streams/operations/Predicate.html" title="interface in org.apache.storm.streams.operations">Predicate</a>&lt;? super <a href="../../../../../org/apache/storm/streams/Pair.html" title="class in org.apache.storm.streams">Pair</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>&gt;&gt;...&nbsp;predicates)</code>
<div class="block">Returns an array of streams by splitting the given stream into multiple branches based on the given predicates.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>&lt;V1&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,<a href="../../../../../org/apache/storm/streams/Pair.html" title="class in org.apache.storm.streams">Pair</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>&gt;,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a>&lt;V1&gt;&gt;&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#coGroupByKey-org.apache.storm.streams.PairStream-">coGroupByKey</a></span>(<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,V1&gt;&nbsp;otherStream)</code>
<div class="block">Groups the values of this stream with the values having the same key from the other stream.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Long.html?is-external=true" title="class or interface in java.lang">Long</a>&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#countByKey--">countByKey</a></span>()</code>
<div class="block">Counts the values for each key of this stream.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#filter-org.apache.storm.streams.operations.Predicate-">filter</a></span>(<a href="../../../../../org/apache/storm/streams/operations/Predicate.html" title="interface in org.apache.storm.streams.operations">Predicate</a>&lt;? super <a href="../../../../../org/apache/storm/streams/Pair.html" title="class in org.apache.storm.streams">Pair</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>&gt;&gt;&nbsp;predicate)</code>
<div class="block">Returns a stream consisting of the elements of this stream that matches the given filter.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>&lt;K,V&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;K,V&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">Stream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/Stream.html#flatMapToPair-org.apache.storm.streams.operations.PairFlatMapFunction-">flatMapToPair</a></span>(<a href="../../../../../org/apache/storm/streams/operations/PairFlatMapFunction.html" title="interface in org.apache.storm.streams.operations">PairFlatMapFunction</a>&lt;? super <a href="../../../../../org/apache/storm/streams/Stream.html" title="type parameter in Stream">T</a>,? extends K,? extends V&gt;&nbsp;function)</code>
<div class="block">Returns a stream consisting of the results of replacing each value of this stream with the key-value pairs produced by applying the provided mapping function to each value.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>&lt;R&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,R&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#flatMapValues-org.apache.storm.streams.operations.FlatMapFunction-">flatMapValues</a></span>(<a href="../../../../../org/apache/storm/streams/operations/FlatMapFunction.html" title="interface in org.apache.storm.streams.operations">FlatMapFunction</a>&lt;? super <a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>,? extends R&gt;&nbsp;function)</code>
<div class="block">Return a new stream by applying a <a href="../../../../../org/apache/storm/streams/operations/FlatMapFunction.html" title="interface in org.apache.storm.streams.operations"><code>FlatMapFunction</code></a> function to the value of each key-value pairs in this stream.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>&lt;V1&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,<a href="../../../../../org/apache/storm/streams/Pair.html" title="class in org.apache.storm.streams">Pair</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>,V1&gt;&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#fullOuterJoin-org.apache.storm.streams.PairStream-">fullOuterJoin</a></span>(<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,V1&gt;&nbsp;otherStream)</code>
<div class="block">Does a full outer join of the values of this stream with the values having the same key from the other stream.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>&lt;R,V1&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,R&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#fullOuterJoin-org.apache.storm.streams.PairStream-org.apache.storm.streams.operations.ValueJoiner-">fullOuterJoin</a></span>(<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,V1&gt;&nbsp;otherStream,
<a href="../../../../../org/apache/storm/streams/operations/ValueJoiner.html" title="interface in org.apache.storm.streams.operations">ValueJoiner</a>&lt;? super <a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>,? super V1,? extends R&gt;&nbsp;valueJoiner)</code>
<div class="block">Does a full outer join of the values of this stream with the values having the same key from the other stream.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>&gt;&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#groupByKey--">groupByKey</a></span>()</code>
<div class="block">Returns a new stream where the values are grouped by the keys.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>&gt;&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#groupByKeyAndWindow-org.apache.storm.streams.windowing.Window-">groupByKeyAndWindow</a></span>(<a href="../../../../../org/apache/storm/streams/windowing/Window.html" title="interface in org.apache.storm.streams.windowing">Window</a>&lt;?,?&gt;&nbsp;window)</code>
<div class="block">Returns a new stream where the values are grouped by keys and the given window.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>&lt;V1&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,<a href="../../../../../org/apache/storm/streams/Pair.html" title="class in org.apache.storm.streams">Pair</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>,V1&gt;&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#join-org.apache.storm.streams.PairStream-">join</a></span>(<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,V1&gt;&nbsp;otherStream)</code>
<div class="block">Join the values of this stream with the values having the same key from the other stream.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>&lt;R,V1&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,R&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#join-org.apache.storm.streams.PairStream-org.apache.storm.streams.operations.ValueJoiner-">join</a></span>(<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,V1&gt;&nbsp;otherStream,
<a href="../../../../../org/apache/storm/streams/operations/ValueJoiner.html" title="interface in org.apache.storm.streams.operations">ValueJoiner</a>&lt;? super <a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>,? super V1,? extends R&gt;&nbsp;valueJoiner)</code>
<div class="block">Join the values of this stream with the values having the same key from the other stream.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>&lt;V1&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,<a href="../../../../../org/apache/storm/streams/Pair.html" title="class in org.apache.storm.streams">Pair</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>,V1&gt;&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#leftOuterJoin-org.apache.storm.streams.PairStream-">leftOuterJoin</a></span>(<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,V1&gt;&nbsp;otherStream)</code>
<div class="block">Does a left outer join of the values of this stream with the values having the same key from the other stream.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>&lt;R,V1&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,R&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#leftOuterJoin-org.apache.storm.streams.PairStream-org.apache.storm.streams.operations.ValueJoiner-">leftOuterJoin</a></span>(<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,V1&gt;&nbsp;otherStream,
<a href="../../../../../org/apache/storm/streams/operations/ValueJoiner.html" title="interface in org.apache.storm.streams.operations">ValueJoiner</a>&lt;? super <a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>,? super V1,? extends R&gt;&nbsp;valueJoiner)</code>
<div class="block">Does a left outer join of the values of this stream with the values having the same key from the other stream.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>&lt;K,V&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;K,V&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">Stream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/Stream.html#mapToPair-org.apache.storm.streams.operations.PairFunction-">mapToPair</a></span>(<a href="../../../../../org/apache/storm/streams/operations/PairFunction.html" title="interface in org.apache.storm.streams.operations">PairFunction</a>&lt;? super <a href="../../../../../org/apache/storm/streams/Stream.html" title="type parameter in Stream">T</a>,? extends K,? extends V&gt;&nbsp;function)</code>
<div class="block">Returns a stream of key-value pairs by applying a <a href="../../../../../org/apache/storm/streams/operations/PairFunction.html" title="interface in org.apache.storm.streams.operations"><code>PairFunction</code></a> on each value of this stream.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>&lt;R&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,R&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#mapValues-org.apache.storm.streams.operations.Function-">mapValues</a></span>(<a href="../../../../../org/apache/storm/streams/operations/Function.html" title="interface in org.apache.storm.streams.operations">Function</a>&lt;? super <a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>,? extends R&gt;&nbsp;function)</code>
<div class="block">Returns a new stream by applying a <a href="../../../../../org/apache/storm/streams/operations/Function.html" title="interface in org.apache.storm.streams.operations"><code>Function</code></a> to the value of each key-value pairs in this stream.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>&lt;K,V&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;K,V&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">StreamBuilder.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/StreamBuilder.html#newStream-org.apache.storm.topology.IRichSpout-org.apache.storm.streams.operations.mappers.PairValueMapper-">newStream</a></span>(<a href="../../../../../org/apache/storm/topology/IRichSpout.html" title="interface in org.apache.storm.topology">IRichSpout</a>&nbsp;spout,
<a href="../../../../../org/apache/storm/streams/operations/mappers/PairValueMapper.html" title="class in org.apache.storm.streams.operations.mappers">PairValueMapper</a>&lt;K,V&gt;&nbsp;pairValueMapper)</code>
<div class="block">Creates a new <a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams"><code>PairStream</code></a> of key-value pairs from the given <a href="../../../../../org/apache/storm/topology/IRichSpout.html" title="interface in org.apache.storm.topology"><code>IRichSpout</code></a> by extracting key and value from tuples via the supplied <a href="../../../../../org/apache/storm/streams/operations/mappers/PairValueMapper.html" title="class in org.apache.storm.streams.operations.mappers"><code>PairValueMapper</code></a>.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>&lt;K,V&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;K,V&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">StreamBuilder.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/StreamBuilder.html#newStream-org.apache.storm.topology.IRichSpout-org.apache.storm.streams.operations.mappers.PairValueMapper-int-">newStream</a></span>(<a href="../../../../../org/apache/storm/topology/IRichSpout.html" title="interface in org.apache.storm.topology">IRichSpout</a>&nbsp;spout,
<a href="../../../../../org/apache/storm/streams/operations/mappers/PairValueMapper.html" title="class in org.apache.storm.streams.operations.mappers">PairValueMapper</a>&lt;K,V&gt;&nbsp;pairValueMapper,
int&nbsp;parallelism)</code>
<div class="block">Creates a new <a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams"><code>PairStream</code></a> of key-value pairs from the given <a href="../../../../../org/apache/storm/topology/IRichSpout.html" title="interface in org.apache.storm.topology"><code>IRichSpout</code></a> by extracting key and value from tuples via the supplied <a href="../../../../../org/apache/storm/streams/operations/mappers/PairValueMapper.html" title="class in org.apache.storm.streams.operations.mappers"><code>PairValueMapper</code></a> and with the given value of parallelism.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#peek-org.apache.storm.streams.operations.Consumer-">peek</a></span>(<a href="../../../../../org/apache/storm/streams/operations/Consumer.html" title="interface in org.apache.storm.streams.operations">Consumer</a>&lt;? super <a href="../../../../../org/apache/storm/streams/Pair.html" title="class in org.apache.storm.streams">Pair</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>&gt;&gt;&nbsp;action)</code>
<div class="block">Returns a stream consisting of the elements of this stream, additionally performing the provided action on each element as they are consumed from the resulting stream.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#reduceByKey-org.apache.storm.streams.operations.Reducer-">reduceByKey</a></span>(<a href="../../../../../org/apache/storm/streams/operations/Reducer.html" title="interface in org.apache.storm.streams.operations">Reducer</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>&gt;&nbsp;reducer)</code>
<div class="block">Performs a reduction on the values for each key of this stream by repeatedly applying the reducer.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#reduceByKeyAndWindow-org.apache.storm.streams.operations.Reducer-org.apache.storm.streams.windowing.Window-">reduceByKeyAndWindow</a></span>(<a href="../../../../../org/apache/storm/streams/operations/Reducer.html" title="interface in org.apache.storm.streams.operations">Reducer</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>&gt;&nbsp;reducer,
<a href="../../../../../org/apache/storm/streams/windowing/Window.html" title="interface in org.apache.storm.streams.windowing">Window</a>&lt;?,?&gt;&nbsp;window)</code>
<div class="block">Returns a new stream where the values that arrive within a window having the same key will be reduced by repeatedly applying the reducer.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#repartition-int-">repartition</a></span>(int&nbsp;parallelism)</code>
<div class="block">Returns a new stream with the given value of parallelism.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>&lt;V1&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,<a href="../../../../../org/apache/storm/streams/Pair.html" title="class in org.apache.storm.streams">Pair</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>,V1&gt;&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#rightOuterJoin-org.apache.storm.streams.PairStream-">rightOuterJoin</a></span>(<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,V1&gt;&nbsp;otherStream)</code>
<div class="block">Does a right outer join of the values of this stream with the values having the same key from the other stream.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>&lt;R,V1&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,R&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#rightOuterJoin-org.apache.storm.streams.PairStream-org.apache.storm.streams.operations.ValueJoiner-">rightOuterJoin</a></span>(<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,V1&gt;&nbsp;otherStream,
<a href="../../../../../org/apache/storm/streams/operations/ValueJoiner.html" title="interface in org.apache.storm.streams.operations">ValueJoiner</a>&lt;? super <a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>,? super V1,? extends R&gt;&nbsp;valueJoiner)</code>
<div class="block">Does a right outer join of the values of this stream with the values having the same key from the other stream.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>&lt;V&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/Stream.html" title="type parameter in Stream">T</a>,V&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">Stream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/Stream.html#stateQuery-org.apache.storm.streams.StreamState-">stateQuery</a></span>(<a href="../../../../../org/apache/storm/streams/StreamState.html" title="class in org.apache.storm.streams">StreamState</a>&lt;<a href="../../../../../org/apache/storm/streams/Stream.html" title="type parameter in Stream">T</a>,V&gt;&nbsp;streamState)</code>
<div class="block">Queries the given stream state with the values in this stream as the keys.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code><a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/StreamState.html" title="type parameter in StreamState">K</a>,<a href="../../../../../org/apache/storm/streams/StreamState.html" title="type parameter in StreamState">V</a>&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">StreamState.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/StreamState.html#toPairStream--">toPairStream</a></span>()</code>&nbsp;</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code><a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#window-org.apache.storm.streams.windowing.Window-">window</a></span>(<a href="../../../../../org/apache/storm/streams/windowing/Window.html" title="interface in org.apache.storm.streams.windowing">Window</a>&lt;?,?&gt;&nbsp;window)</code>
<div class="block">Returns a new stream consisting of the elements that fall within the window as specified by the window parameter.</div>
</td>
</tr>
</tbody>
</table>
<table class="useSummary" border="0" cellpadding="3" cellspacing="0" summary="Use table, listing methods, and an explanation">
<caption><span>Methods in <a href="../../../../../org/apache/storm/streams/package-summary.html">org.apache.storm.streams</a> with parameters of type <a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a></span><span class="tabEnd">&nbsp;</span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
</tr>
<tbody>
<tr class="altColor">
<td class="colFirst"><code>&lt;V1&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,<a href="../../../../../org/apache/storm/streams/Pair.html" title="class in org.apache.storm.streams">Pair</a>&lt;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>&gt;,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Iterable.html?is-external=true" title="class or interface in java.lang">Iterable</a>&lt;V1&gt;&gt;&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#coGroupByKey-org.apache.storm.streams.PairStream-">coGroupByKey</a></span>(<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,V1&gt;&nbsp;otherStream)</code>
<div class="block">Groups the values of this stream with the values having the same key from the other stream.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>&lt;V1&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,<a href="../../../../../org/apache/storm/streams/Pair.html" title="class in org.apache.storm.streams">Pair</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>,V1&gt;&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#fullOuterJoin-org.apache.storm.streams.PairStream-">fullOuterJoin</a></span>(<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,V1&gt;&nbsp;otherStream)</code>
<div class="block">Does a full outer join of the values of this stream with the values having the same key from the other stream.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>&lt;R,V1&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,R&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#fullOuterJoin-org.apache.storm.streams.PairStream-org.apache.storm.streams.operations.ValueJoiner-">fullOuterJoin</a></span>(<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,V1&gt;&nbsp;otherStream,
<a href="../../../../../org/apache/storm/streams/operations/ValueJoiner.html" title="interface in org.apache.storm.streams.operations">ValueJoiner</a>&lt;? super <a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>,? super V1,? extends R&gt;&nbsp;valueJoiner)</code>
<div class="block">Does a full outer join of the values of this stream with the values having the same key from the other stream.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>&lt;V1&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,<a href="../../../../../org/apache/storm/streams/Pair.html" title="class in org.apache.storm.streams">Pair</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>,V1&gt;&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#join-org.apache.storm.streams.PairStream-">join</a></span>(<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,V1&gt;&nbsp;otherStream)</code>
<div class="block">Join the values of this stream with the values having the same key from the other stream.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>&lt;R,V1&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,R&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#join-org.apache.storm.streams.PairStream-org.apache.storm.streams.operations.ValueJoiner-">join</a></span>(<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,V1&gt;&nbsp;otherStream,
<a href="../../../../../org/apache/storm/streams/operations/ValueJoiner.html" title="interface in org.apache.storm.streams.operations">ValueJoiner</a>&lt;? super <a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>,? super V1,? extends R&gt;&nbsp;valueJoiner)</code>
<div class="block">Join the values of this stream with the values having the same key from the other stream.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>&lt;V1&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,<a href="../../../../../org/apache/storm/streams/Pair.html" title="class in org.apache.storm.streams">Pair</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>,V1&gt;&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#leftOuterJoin-org.apache.storm.streams.PairStream-">leftOuterJoin</a></span>(<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,V1&gt;&nbsp;otherStream)</code>
<div class="block">Does a left outer join of the values of this stream with the values having the same key from the other stream.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>&lt;R,V1&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,R&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#leftOuterJoin-org.apache.storm.streams.PairStream-org.apache.storm.streams.operations.ValueJoiner-">leftOuterJoin</a></span>(<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,V1&gt;&nbsp;otherStream,
<a href="../../../../../org/apache/storm/streams/operations/ValueJoiner.html" title="interface in org.apache.storm.streams.operations">ValueJoiner</a>&lt;? super <a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>,? super V1,? extends R&gt;&nbsp;valueJoiner)</code>
<div class="block">Does a left outer join of the values of this stream with the values having the same key from the other stream.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>&lt;V1&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,<a href="../../../../../org/apache/storm/streams/Pair.html" title="class in org.apache.storm.streams">Pair</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>,V1&gt;&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#rightOuterJoin-org.apache.storm.streams.PairStream-">rightOuterJoin</a></span>(<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,V1&gt;&nbsp;otherStream)</code>
<div class="block">Does a right outer join of the values of this stream with the values having the same key from the other stream.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>&lt;R,V1&gt;&nbsp;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,R&gt;</code></td>
<td class="colLast"><span class="typeNameLabel">PairStream.</span><code><span class="memberNameLink"><a href="../../../../../org/apache/storm/streams/PairStream.html#rightOuterJoin-org.apache.storm.streams.PairStream-org.apache.storm.streams.operations.ValueJoiner-">rightOuterJoin</a></span>(<a href="../../../../../org/apache/storm/streams/PairStream.html" title="class in org.apache.storm.streams">PairStream</a>&lt;<a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">K</a>,V1&gt;&nbsp;otherStream,
<a href="../../../../../org/apache/storm/streams/operations/ValueJoiner.html" title="interface in org.apache.storm.streams.operations">ValueJoiner</a>&lt;? super <a href="../../../../../org/apache/storm/streams/PairStream.html" title="type parameter in PairStream">V</a>,? super V1,? extends R&gt;&nbsp;valueJoiner)</code>
<div class="block">Does a right outer join of the values of this stream with the values having the same key from the other stream.</div>
</td>
</tr>
</tbody>
</table>
</li>
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</li>
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