| <!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_181-google-v7) on Wed Aug 14 17:37:13 PDT 2019 --> |
| <title>Min (Apache Beam 2.15.0-SNAPSHOT)</title> |
| <meta name="date" content="2019-08-14"> |
| <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="Min (Apache Beam 2.15.0-SNAPSHOT)"; |
| } |
| } |
| catch(err) { |
| } |
| //--> |
| var methods = {"i0":9,"i1":9,"i2":9,"i3":9,"i4":9,"i5":9,"i6":9,"i7":9,"i8":9,"i9":9,"i10":9,"i11":9,"i12":9,"i13":9,"i14":9,"i15":9,"i16":9}; |
| var tabs = {65535:["t0","All Methods"],1:["t1","Static Methods"],8:["t4","Concrete Methods"]}; |
| var altColor = "altColor"; |
| var rowColor = "rowColor"; |
| var tableTab = "tableTab"; |
| var activeTableTab = "activeTableTab"; |
| </script> |
| <noscript> |
| <div>JavaScript is disabled on your browser.</div> |
| </noscript> |
| <!-- ========= START OF TOP NAVBAR ======= --> |
| <div class="topNav"><a name="navbar.top"> |
| <!-- --> |
| </a> |
| <div class="skipNav"><a href="#skip.navbar.top" title="Skip navigation links">Skip navigation links</a></div> |
| <a name="navbar.top.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="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/sdk/transforms/Mean.html" title="class in org.apache.beam.sdk.transforms"><span class="typeNameLink">Prev Class</span></a></li> |
| <li><a href="../../../../../org/apache/beam/sdk/transforms/ParDo.html" title="class in org.apache.beam.sdk.transforms"><span class="typeNameLink">Next Class</span></a></li> |
| </ul> |
| <ul class="navList"> |
| <li><a href="../../../../../index.html?org/apache/beam/sdk/transforms/Min.html" target="_top">Frames</a></li> |
| <li><a href="Min.html" target="_top">No Frames</a></li> |
| </ul> |
| <ul class="navList" id="allclasses_navbar_top"> |
| <li><a href="../../../../../allclasses-noframe.html">All Classes</a></li> |
| </ul> |
| <div> |
| <script type="text/javascript"><!-- |
| allClassesLink = document.getElementById("allclasses_navbar_top"); |
| 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>Constr | </li> |
| <li><a href="#method.summary">Method</a></li> |
| </ul> |
| <ul class="subNavList"> |
| <li>Detail: </li> |
| <li>Field | </li> |
| <li>Constr | </li> |
| <li><a href="#method.detail">Method</a></li> |
| </ul> |
| </div> |
| <a name="skip.navbar.top"> |
| <!-- --> |
| </a></div> |
| <!-- ========= END OF TOP NAVBAR ========= --> |
| <!-- ======== START OF CLASS DATA ======== --> |
| <div class="header"> |
| <div class="subTitle">org.apache.beam.sdk.transforms</div> |
| <h2 title="Class Min" class="title">Class Min</h2> |
| </div> |
| <div class="contentContainer"> |
| <ul class="inheritance"> |
| <li>java.lang.Object</li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.beam.sdk.transforms.Min</li> |
| </ul> |
| </li> |
| </ul> |
| <div class="description"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <hr> |
| <br> |
| <pre>public class <span class="typeNameLabel">Min</span> |
| extends java.lang.Object</pre> |
| <div class="block"><code>PTransform</code>s for computing the minimum of the elements in a <code>PCollection</code>, or the |
| minimum of the values associated with each key in a <code>PCollection</code> of <code>KV</code>s. |
| |
| <p>Example 1: get the minimum of a <code>PCollection</code> of <code>Double</code>s. |
| |
| <pre><code> |
| PCollection<Double> input = ...; |
| PCollection<Double> min = input.apply(Min.doublesGlobally()); |
| </code></pre> |
| |
| <p>Example 2: calculate the minimum of the <code>Integer</code>s associated with each unique key |
| (which is of type <code>String</code>). |
| |
| <pre><code> |
| PCollection<KV<String, Integer>> input = ...; |
| PCollection<KV<String, Integer>> minPerKey = input |
| .apply(Min.<String>integersPerKey()); |
| </code></pre></div> |
| </li> |
| </ul> |
| </div> |
| <div class="summary"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ========== 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="t1" class="tableTab"><span><a href="javascript:show(1);">Static 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>static <a href="../../../../../org/apache/beam/sdk/transforms/Combine.Globally.html" title="class in org.apache.beam.sdk.transforms">Combine.Globally</a><java.lang.Double,java.lang.Double></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/sdk/transforms/Min.html#doublesGlobally--">doublesGlobally</a></span>()</code> |
| <div class="block">Returns a <code>PTransform</code> that takes an input <code>PCollection<Double></code> and returns a |
| <code>PCollection<Double></code> whose contents is the minimum of the input <code>PCollection</code>'s |
| elements, or <code>Double.POSITIVE_INFINITY</code> if there are no elements.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>static <K> <a href="../../../../../org/apache/beam/sdk/transforms/Combine.PerKey.html" title="class in org.apache.beam.sdk.transforms">Combine.PerKey</a><K,java.lang.Double,java.lang.Double></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/sdk/transforms/Min.html#doublesPerKey--">doublesPerKey</a></span>()</code> |
| <div class="block">Returns a <code>PTransform</code> that takes an input <code>PCollection<KV<K, Double>></code> and returns |
| a <code>PCollection<KV<K, Double>></code> that contains an output element mapping each distinct key |
| in the input <code>PCollection</code> to the minimum of the values associated with that key in the |
| input <code>PCollection</code>.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>static <T extends java.lang.Comparable<? super T>><br><a href="../../../../../org/apache/beam/sdk/transforms/Combine.Globally.html" title="class in org.apache.beam.sdk.transforms">Combine.Globally</a><T,T></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/sdk/transforms/Min.html#globally--">globally</a></span>()</code> |
| <div class="block">Returns a <code>PTransform</code> that takes an input <code>PCollection<T></code> and returns a <code>PCollection<T></code> whose contents is the minimum according to the natural ordering of <code>T</code> of |
| the input <code>PCollection</code>'s elements, or <code>null</code> if there are no elements.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>static <T,ComparatorT extends java.util.Comparator<? super T> & java.io.Serializable><br><a href="../../../../../org/apache/beam/sdk/transforms/Combine.Globally.html" title="class in org.apache.beam.sdk.transforms">Combine.Globally</a><T,T></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/sdk/transforms/Min.html#globally-ComparatorT-">globally</a></span>(ComparatorT comparator)</code> |
| <div class="block">Returns a <code>PTransform</code> that takes an input <code>PCollection<T></code> and returns a <code>PCollection<T></code> whose contents is the minimum of the input <code>PCollection</code>'s elements, or |
| <code>null</code> if there are no elements.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../../org/apache/beam/sdk/transforms/Combine.Globally.html" title="class in org.apache.beam.sdk.transforms">Combine.Globally</a><java.lang.Integer,java.lang.Integer></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/sdk/transforms/Min.html#integersGlobally--">integersGlobally</a></span>()</code> |
| <div class="block">Returns a <code>PTransform</code> that takes an input <code>PCollection<Integer></code> and returns a |
| <code>PCollection<Integer></code> whose contents is a single value that is the minimum of the input |
| <code>PCollection</code>'s elements, or <code>Integer.MAX_VALUE</code> if there are no elements.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>static <K> <a href="../../../../../org/apache/beam/sdk/transforms/Combine.PerKey.html" title="class in org.apache.beam.sdk.transforms">Combine.PerKey</a><K,java.lang.Integer,java.lang.Integer></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/sdk/transforms/Min.html#integersPerKey--">integersPerKey</a></span>()</code> |
| <div class="block">Returns a <code>PTransform</code> that takes an input <code>PCollection<KV<K, Integer>></code> and |
| returns a <code>PCollection<KV<K, Integer>></code> that contains an output element mapping each |
| distinct key in the input <code>PCollection</code> to the minimum of the values associated with that |
| key in the input <code>PCollection</code>.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../../org/apache/beam/sdk/transforms/Combine.Globally.html" title="class in org.apache.beam.sdk.transforms">Combine.Globally</a><java.lang.Long,java.lang.Long></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/sdk/transforms/Min.html#longsGlobally--">longsGlobally</a></span>()</code> |
| <div class="block">Returns a <code>PTransform</code> that takes an input <code>PCollection<Long></code> and returns a <code>PCollection<Long></code> whose contents is the minimum of the input <code>PCollection</code>'s elements, |
| or <code>Long.MAX_VALUE</code> if there are no elements.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>static <K> <a href="../../../../../org/apache/beam/sdk/transforms/Combine.PerKey.html" title="class in org.apache.beam.sdk.transforms">Combine.PerKey</a><K,java.lang.Long,java.lang.Long></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/sdk/transforms/Min.html#longsPerKey--">longsPerKey</a></span>()</code> |
| <div class="block">Returns a <code>PTransform</code> that takes an input <code>PCollection<KV<K, Long>></code> and returns a |
| <code>PCollection<KV<K, Long>></code> that contains an output element mapping each distinct key in |
| the input <code>PCollection</code> to the minimum of the values associated with that key in the |
| input <code>PCollection</code>.</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>static <T extends java.lang.Comparable<? super T>><br><a href="../../../../../org/apache/beam/sdk/transforms/Combine.BinaryCombineFn.html" title="class in org.apache.beam.sdk.transforms">Combine.BinaryCombineFn</a><T></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/sdk/transforms/Min.html#naturalOrder--">naturalOrder</a></span>()</code> </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>static <T extends java.lang.Comparable<? super T>><br><a href="../../../../../org/apache/beam/sdk/transforms/Combine.BinaryCombineFn.html" title="class in org.apache.beam.sdk.transforms">Combine.BinaryCombineFn</a><T></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/sdk/transforms/Min.html#naturalOrder-T-">naturalOrder</a></span>(T identity)</code> </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code>static <T,ComparatorT extends java.util.Comparator<? super T> & java.io.Serializable><br><a href="../../../../../org/apache/beam/sdk/transforms/Combine.BinaryCombineFn.html" title="class in org.apache.beam.sdk.transforms">Combine.BinaryCombineFn</a><T></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/sdk/transforms/Min.html#of-ComparatorT-">of</a></span>(ComparatorT comparator)</code> |
| <div class="block">A <code>CombineFn</code> that computes the minimum of a collection of elements of type <code>T</code> |
| using an arbitrary <code>Comparator</code>, useful as an argument to <a href="../../../../../org/apache/beam/sdk/transforms/Combine.html#globally-org.apache.beam.sdk.transforms.SerializableFunction-"><code>Combine.globally(org.apache.beam.sdk.transforms.SerializableFunction<java.lang.Iterable<V>, V>)</code></a> or |
| <a href="../../../../../org/apache/beam/sdk/transforms/Combine.html#perKey-org.apache.beam.sdk.transforms.SerializableFunction-"><code>Combine.perKey(org.apache.beam.sdk.transforms.SerializableFunction<java.lang.Iterable<V>, V>)</code></a>.</div> |
| </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code>static <T,ComparatorT extends java.util.Comparator<? super T> & java.io.Serializable><br><a href="../../../../../org/apache/beam/sdk/transforms/Combine.BinaryCombineFn.html" title="class in org.apache.beam.sdk.transforms">Combine.BinaryCombineFn</a><T></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/sdk/transforms/Min.html#of-T-ComparatorT-">of</a></span>(T identity, |
| ComparatorT comparator)</code> |
| <div class="block">A <code>CombineFn</code> that computes the minimum of a collection of elements of type <code>T</code> |
| using an arbitrary <code>Comparator</code> and an <code>identity</code>, useful as an argument to <a href="../../../../../org/apache/beam/sdk/transforms/Combine.html#globally-org.apache.beam.sdk.transforms.SerializableFunction-"><code>Combine.globally(org.apache.beam.sdk.transforms.SerializableFunction<java.lang.Iterable<V>, V>)</code></a> or <a href="../../../../../org/apache/beam/sdk/transforms/Combine.html#perKey-org.apache.beam.sdk.transforms.SerializableFunction-"><code>Combine.perKey(org.apache.beam.sdk.transforms.SerializableFunction<java.lang.Iterable<V>, V>)</code></a>.</div> |
| </td> |
| </tr> |
| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../../org/apache/beam/sdk/transforms/Combine.BinaryCombineDoubleFn.html" title="class in org.apache.beam.sdk.transforms">Combine.BinaryCombineDoubleFn</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/sdk/transforms/Min.html#ofDoubles--">ofDoubles</a></span>()</code> |
| <div class="block">A <code>CombineFn</code> that computes the minimum of a collection of <code>Double</code>s, useful as an |
| argument to <a href="../../../../../org/apache/beam/sdk/transforms/Combine.html#globally-org.apache.beam.sdk.transforms.SerializableFunction-"><code>Combine.globally(org.apache.beam.sdk.transforms.SerializableFunction<java.lang.Iterable<V>, V>)</code></a> or <a href="../../../../../org/apache/beam/sdk/transforms/Combine.html#perKey-org.apache.beam.sdk.transforms.SerializableFunction-"><code>Combine.perKey(org.apache.beam.sdk.transforms.SerializableFunction<java.lang.Iterable<V>, V>)</code></a>.</div> |
| </td> |
| </tr> |
| <tr id="i13" class="rowColor"> |
| <td class="colFirst"><code>static <a href="../../../../../org/apache/beam/sdk/transforms/Combine.BinaryCombineIntegerFn.html" title="class in org.apache.beam.sdk.transforms">Combine.BinaryCombineIntegerFn</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/sdk/transforms/Min.html#ofIntegers--">ofIntegers</a></span>()</code> |
| <div class="block">A <code>CombineFn</code> that computes the minimum of a collection of <code>Integer</code>s, useful as an |
| argument to <a href="../../../../../org/apache/beam/sdk/transforms/Combine.html#globally-org.apache.beam.sdk.transforms.SerializableFunction-"><code>Combine.globally(org.apache.beam.sdk.transforms.SerializableFunction<java.lang.Iterable<V>, V>)</code></a> or <a href="../../../../../org/apache/beam/sdk/transforms/Combine.html#perKey-org.apache.beam.sdk.transforms.SerializableFunction-"><code>Combine.perKey(org.apache.beam.sdk.transforms.SerializableFunction<java.lang.Iterable<V>, V>)</code></a>.</div> |
| </td> |
| </tr> |
| <tr id="i14" class="altColor"> |
| <td class="colFirst"><code>static <a href="../../../../../org/apache/beam/sdk/transforms/Combine.BinaryCombineLongFn.html" title="class in org.apache.beam.sdk.transforms">Combine.BinaryCombineLongFn</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/sdk/transforms/Min.html#ofLongs--">ofLongs</a></span>()</code> |
| <div class="block">A <code>CombineFn</code> that computes the minimum of a collection of <code>Long</code>s, useful as an |
| argument to <a href="../../../../../org/apache/beam/sdk/transforms/Combine.html#globally-org.apache.beam.sdk.transforms.SerializableFunction-"><code>Combine.globally(org.apache.beam.sdk.transforms.SerializableFunction<java.lang.Iterable<V>, V>)</code></a> or <a href="../../../../../org/apache/beam/sdk/transforms/Combine.html#perKey-org.apache.beam.sdk.transforms.SerializableFunction-"><code>Combine.perKey(org.apache.beam.sdk.transforms.SerializableFunction<java.lang.Iterable<V>, V>)</code></a>.</div> |
| </td> |
| </tr> |
| <tr id="i15" class="rowColor"> |
| <td class="colFirst"><code>static <K,T extends java.lang.Comparable<? super T>><br><a href="../../../../../org/apache/beam/sdk/transforms/Combine.PerKey.html" title="class in org.apache.beam.sdk.transforms">Combine.PerKey</a><K,T,T></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/sdk/transforms/Min.html#perKey--">perKey</a></span>()</code> |
| <div class="block">Returns a <code>PTransform</code> that takes an input <code>PCollection<KV<K, T>></code> and returns a |
| <code>PCollection<KV<K, T>></code> that contains an output element mapping each distinct key in the |
| input <code>PCollection</code> to the minimum according to the natural ordering of <code>T</code> of the |
| values associated with that key in the input <code>PCollection</code>.</div> |
| </td> |
| </tr> |
| <tr id="i16" class="altColor"> |
| <td class="colFirst"><code>static <K,T,ComparatorT extends java.util.Comparator<? super T> & java.io.Serializable><br><a href="../../../../../org/apache/beam/sdk/transforms/Combine.PerKey.html" title="class in org.apache.beam.sdk.transforms">Combine.PerKey</a><K,T,T></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/beam/sdk/transforms/Min.html#perKey-ComparatorT-">perKey</a></span>(ComparatorT comparator)</code> |
| <div class="block">Returns a <code>PTransform</code> that takes an input <code>PCollection<KV<K, T>></code> and returns a |
| <code>PCollection<KV<K, T>></code> that contains one output element per key mapping each to the |
| minimum of the values associated with that key in the input <code>PCollection</code>.</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.Object</h3> |
| <code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ============ METHOD DETAIL ========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="method.detail"> |
| <!-- --> |
| </a> |
| <h3>Method Detail</h3> |
| <a name="integersGlobally--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>integersGlobally</h4> |
| <pre>public static <a href="../../../../../org/apache/beam/sdk/transforms/Combine.Globally.html" title="class in org.apache.beam.sdk.transforms">Combine.Globally</a><java.lang.Integer,java.lang.Integer> integersGlobally()</pre> |
| <div class="block">Returns a <code>PTransform</code> that takes an input <code>PCollection<Integer></code> and returns a |
| <code>PCollection<Integer></code> whose contents is a single value that is the minimum of the input |
| <code>PCollection</code>'s elements, or <code>Integer.MAX_VALUE</code> if there are no elements.</div> |
| </li> |
| </ul> |
| <a name="integersPerKey--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>integersPerKey</h4> |
| <pre>public static <K> <a href="../../../../../org/apache/beam/sdk/transforms/Combine.PerKey.html" title="class in org.apache.beam.sdk.transforms">Combine.PerKey</a><K,java.lang.Integer,java.lang.Integer> integersPerKey()</pre> |
| <div class="block">Returns a <code>PTransform</code> that takes an input <code>PCollection<KV<K, Integer>></code> and |
| returns a <code>PCollection<KV<K, Integer>></code> that contains an output element mapping each |
| distinct key in the input <code>PCollection</code> to the minimum of the values associated with that |
| key in the input <code>PCollection</code>. |
| |
| <p>See <a href="../../../../../org/apache/beam/sdk/transforms/Combine.PerKey.html" title="class in org.apache.beam.sdk.transforms"><code>Combine.PerKey</code></a> for how this affects timestamps and windowing.</div> |
| </li> |
| </ul> |
| <a name="longsGlobally--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>longsGlobally</h4> |
| <pre>public static <a href="../../../../../org/apache/beam/sdk/transforms/Combine.Globally.html" title="class in org.apache.beam.sdk.transforms">Combine.Globally</a><java.lang.Long,java.lang.Long> longsGlobally()</pre> |
| <div class="block">Returns a <code>PTransform</code> that takes an input <code>PCollection<Long></code> and returns a <code>PCollection<Long></code> whose contents is the minimum of the input <code>PCollection</code>'s elements, |
| or <code>Long.MAX_VALUE</code> if there are no elements.</div> |
| </li> |
| </ul> |
| <a name="longsPerKey--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>longsPerKey</h4> |
| <pre>public static <K> <a href="../../../../../org/apache/beam/sdk/transforms/Combine.PerKey.html" title="class in org.apache.beam.sdk.transforms">Combine.PerKey</a><K,java.lang.Long,java.lang.Long> longsPerKey()</pre> |
| <div class="block">Returns a <code>PTransform</code> that takes an input <code>PCollection<KV<K, Long>></code> and returns a |
| <code>PCollection<KV<K, Long>></code> that contains an output element mapping each distinct key in |
| the input <code>PCollection</code> to the minimum of the values associated with that key in the |
| input <code>PCollection</code>. |
| |
| <p>See <a href="../../../../../org/apache/beam/sdk/transforms/Combine.PerKey.html" title="class in org.apache.beam.sdk.transforms"><code>Combine.PerKey</code></a> for how this affects timestamps and windowing.</div> |
| </li> |
| </ul> |
| <a name="doublesGlobally--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>doublesGlobally</h4> |
| <pre>public static <a href="../../../../../org/apache/beam/sdk/transforms/Combine.Globally.html" title="class in org.apache.beam.sdk.transforms">Combine.Globally</a><java.lang.Double,java.lang.Double> doublesGlobally()</pre> |
| <div class="block">Returns a <code>PTransform</code> that takes an input <code>PCollection<Double></code> and returns a |
| <code>PCollection<Double></code> whose contents is the minimum of the input <code>PCollection</code>'s |
| elements, or <code>Double.POSITIVE_INFINITY</code> if there are no elements.</div> |
| </li> |
| </ul> |
| <a name="doublesPerKey--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>doublesPerKey</h4> |
| <pre>public static <K> <a href="../../../../../org/apache/beam/sdk/transforms/Combine.PerKey.html" title="class in org.apache.beam.sdk.transforms">Combine.PerKey</a><K,java.lang.Double,java.lang.Double> doublesPerKey()</pre> |
| <div class="block">Returns a <code>PTransform</code> that takes an input <code>PCollection<KV<K, Double>></code> and returns |
| a <code>PCollection<KV<K, Double>></code> that contains an output element mapping each distinct key |
| in the input <code>PCollection</code> to the minimum of the values associated with that key in the |
| input <code>PCollection</code>. |
| |
| <p>See <a href="../../../../../org/apache/beam/sdk/transforms/Combine.PerKey.html" title="class in org.apache.beam.sdk.transforms"><code>Combine.PerKey</code></a> for how this affects timestamps and windowing.</div> |
| </li> |
| </ul> |
| <a name="ofIntegers--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>ofIntegers</h4> |
| <pre>public static <a href="../../../../../org/apache/beam/sdk/transforms/Combine.BinaryCombineIntegerFn.html" title="class in org.apache.beam.sdk.transforms">Combine.BinaryCombineIntegerFn</a> ofIntegers()</pre> |
| <div class="block">A <code>CombineFn</code> that computes the minimum of a collection of <code>Integer</code>s, useful as an |
| argument to <a href="../../../../../org/apache/beam/sdk/transforms/Combine.html#globally-org.apache.beam.sdk.transforms.SerializableFunction-"><code>Combine.globally(org.apache.beam.sdk.transforms.SerializableFunction<java.lang.Iterable<V>, V>)</code></a> or <a href="../../../../../org/apache/beam/sdk/transforms/Combine.html#perKey-org.apache.beam.sdk.transforms.SerializableFunction-"><code>Combine.perKey(org.apache.beam.sdk.transforms.SerializableFunction<java.lang.Iterable<V>, V>)</code></a>.</div> |
| </li> |
| </ul> |
| <a name="ofLongs--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>ofLongs</h4> |
| <pre>public static <a href="../../../../../org/apache/beam/sdk/transforms/Combine.BinaryCombineLongFn.html" title="class in org.apache.beam.sdk.transforms">Combine.BinaryCombineLongFn</a> ofLongs()</pre> |
| <div class="block">A <code>CombineFn</code> that computes the minimum of a collection of <code>Long</code>s, useful as an |
| argument to <a href="../../../../../org/apache/beam/sdk/transforms/Combine.html#globally-org.apache.beam.sdk.transforms.SerializableFunction-"><code>Combine.globally(org.apache.beam.sdk.transforms.SerializableFunction<java.lang.Iterable<V>, V>)</code></a> or <a href="../../../../../org/apache/beam/sdk/transforms/Combine.html#perKey-org.apache.beam.sdk.transforms.SerializableFunction-"><code>Combine.perKey(org.apache.beam.sdk.transforms.SerializableFunction<java.lang.Iterable<V>, V>)</code></a>.</div> |
| </li> |
| </ul> |
| <a name="ofDoubles--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>ofDoubles</h4> |
| <pre>public static <a href="../../../../../org/apache/beam/sdk/transforms/Combine.BinaryCombineDoubleFn.html" title="class in org.apache.beam.sdk.transforms">Combine.BinaryCombineDoubleFn</a> ofDoubles()</pre> |
| <div class="block">A <code>CombineFn</code> that computes the minimum of a collection of <code>Double</code>s, useful as an |
| argument to <a href="../../../../../org/apache/beam/sdk/transforms/Combine.html#globally-org.apache.beam.sdk.transforms.SerializableFunction-"><code>Combine.globally(org.apache.beam.sdk.transforms.SerializableFunction<java.lang.Iterable<V>, V>)</code></a> or <a href="../../../../../org/apache/beam/sdk/transforms/Combine.html#perKey-org.apache.beam.sdk.transforms.SerializableFunction-"><code>Combine.perKey(org.apache.beam.sdk.transforms.SerializableFunction<java.lang.Iterable<V>, V>)</code></a>.</div> |
| </li> |
| </ul> |
| <a name="of-java.lang.Object-java.util.Comparator-"> |
| <!-- --> |
| </a><a name="of-T-ComparatorT-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>of</h4> |
| <pre>public static <T,ComparatorT extends java.util.Comparator<? super T> & java.io.Serializable> <a href="../../../../../org/apache/beam/sdk/transforms/Combine.BinaryCombineFn.html" title="class in org.apache.beam.sdk.transforms">Combine.BinaryCombineFn</a><T> of(T identity, |
| ComparatorT comparator)</pre> |
| <div class="block">A <code>CombineFn</code> that computes the minimum of a collection of elements of type <code>T</code> |
| using an arbitrary <code>Comparator</code> and an <code>identity</code>, useful as an argument to <a href="../../../../../org/apache/beam/sdk/transforms/Combine.html#globally-org.apache.beam.sdk.transforms.SerializableFunction-"><code>Combine.globally(org.apache.beam.sdk.transforms.SerializableFunction<java.lang.Iterable<V>, V>)</code></a> or <a href="../../../../../org/apache/beam/sdk/transforms/Combine.html#perKey-org.apache.beam.sdk.transforms.SerializableFunction-"><code>Combine.perKey(org.apache.beam.sdk.transforms.SerializableFunction<java.lang.Iterable<V>, V>)</code></a>.</div> |
| <dl> |
| <dt><span class="paramLabel">Type Parameters:</span></dt> |
| <dd><code>T</code> - the type of the values being compared</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="of-java.util.Comparator-"> |
| <!-- --> |
| </a><a name="of-ComparatorT-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>of</h4> |
| <pre>public static <T,ComparatorT extends java.util.Comparator<? super T> & java.io.Serializable> <a href="../../../../../org/apache/beam/sdk/transforms/Combine.BinaryCombineFn.html" title="class in org.apache.beam.sdk.transforms">Combine.BinaryCombineFn</a><T> of(ComparatorT comparator)</pre> |
| <div class="block">A <code>CombineFn</code> that computes the minimum of a collection of elements of type <code>T</code> |
| using an arbitrary <code>Comparator</code>, useful as an argument to <a href="../../../../../org/apache/beam/sdk/transforms/Combine.html#globally-org.apache.beam.sdk.transforms.SerializableFunction-"><code>Combine.globally(org.apache.beam.sdk.transforms.SerializableFunction<java.lang.Iterable<V>, V>)</code></a> or |
| <a href="../../../../../org/apache/beam/sdk/transforms/Combine.html#perKey-org.apache.beam.sdk.transforms.SerializableFunction-"><code>Combine.perKey(org.apache.beam.sdk.transforms.SerializableFunction<java.lang.Iterable<V>, V>)</code></a>.</div> |
| <dl> |
| <dt><span class="paramLabel">Type Parameters:</span></dt> |
| <dd><code>T</code> - the type of the values being compared</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="naturalOrder-java.lang.Comparable-"> |
| <!-- --> |
| </a><a name="naturalOrder-T-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>naturalOrder</h4> |
| <pre>public static <T extends java.lang.Comparable<? super T>> <a href="../../../../../org/apache/beam/sdk/transforms/Combine.BinaryCombineFn.html" title="class in org.apache.beam.sdk.transforms">Combine.BinaryCombineFn</a><T> naturalOrder(T identity)</pre> |
| </li> |
| </ul> |
| <a name="naturalOrder--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>naturalOrder</h4> |
| <pre>public static <T extends java.lang.Comparable<? super T>> <a href="../../../../../org/apache/beam/sdk/transforms/Combine.BinaryCombineFn.html" title="class in org.apache.beam.sdk.transforms">Combine.BinaryCombineFn</a><T> naturalOrder()</pre> |
| </li> |
| </ul> |
| <a name="globally--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>globally</h4> |
| <pre>public static <T extends java.lang.Comparable<? super T>> <a href="../../../../../org/apache/beam/sdk/transforms/Combine.Globally.html" title="class in org.apache.beam.sdk.transforms">Combine.Globally</a><T,T> globally()</pre> |
| <div class="block">Returns a <code>PTransform</code> that takes an input <code>PCollection<T></code> and returns a <code>PCollection<T></code> whose contents is the minimum according to the natural ordering of <code>T</code> of |
| the input <code>PCollection</code>'s elements, or <code>null</code> if there are no elements.</div> |
| </li> |
| </ul> |
| <a name="perKey--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>perKey</h4> |
| <pre>public static <K,T extends java.lang.Comparable<? super T>> <a href="../../../../../org/apache/beam/sdk/transforms/Combine.PerKey.html" title="class in org.apache.beam.sdk.transforms">Combine.PerKey</a><K,T,T> perKey()</pre> |
| <div class="block">Returns a <code>PTransform</code> that takes an input <code>PCollection<KV<K, T>></code> and returns a |
| <code>PCollection<KV<K, T>></code> that contains an output element mapping each distinct key in the |
| input <code>PCollection</code> to the minimum according to the natural ordering of <code>T</code> of the |
| values associated with that key in the input <code>PCollection</code>. |
| |
| <p>See <a href="../../../../../org/apache/beam/sdk/transforms/Combine.PerKey.html" title="class in org.apache.beam.sdk.transforms"><code>Combine.PerKey</code></a> for how this affects timestamps and windowing.</div> |
| </li> |
| </ul> |
| <a name="globally-java.util.Comparator-"> |
| <!-- --> |
| </a><a name="globally-ComparatorT-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>globally</h4> |
| <pre>public static <T,ComparatorT extends java.util.Comparator<? super T> & java.io.Serializable> <a href="../../../../../org/apache/beam/sdk/transforms/Combine.Globally.html" title="class in org.apache.beam.sdk.transforms">Combine.Globally</a><T,T> globally(ComparatorT comparator)</pre> |
| <div class="block">Returns a <code>PTransform</code> that takes an input <code>PCollection<T></code> and returns a <code>PCollection<T></code> whose contents is the minimum of the input <code>PCollection</code>'s elements, or |
| <code>null</code> if there are no elements.</div> |
| </li> |
| </ul> |
| <a name="perKey-java.util.Comparator-"> |
| <!-- --> |
| </a><a name="perKey-ComparatorT-"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>perKey</h4> |
| <pre>public static <K,T,ComparatorT extends java.util.Comparator<? super T> & java.io.Serializable> <a href="../../../../../org/apache/beam/sdk/transforms/Combine.PerKey.html" title="class in org.apache.beam.sdk.transforms">Combine.PerKey</a><K,T,T> perKey(ComparatorT comparator)</pre> |
| <div class="block">Returns a <code>PTransform</code> that takes an input <code>PCollection<KV<K, T>></code> and returns a |
| <code>PCollection<KV<K, T>></code> that contains one output element per key mapping each to the |
| minimum of the values associated with that key in the input <code>PCollection</code>. |
| |
| <p>See <a href="../../../../../org/apache/beam/sdk/transforms/Combine.PerKey.html" title="class in org.apache.beam.sdk.transforms"><code>Combine.PerKey</code></a> for how this affects timestamps and windowing.</div> |
| </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="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/sdk/transforms/Mean.html" title="class in org.apache.beam.sdk.transforms"><span class="typeNameLink">Prev Class</span></a></li> |
| <li><a href="../../../../../org/apache/beam/sdk/transforms/ParDo.html" title="class in org.apache.beam.sdk.transforms"><span class="typeNameLink">Next Class</span></a></li> |
| </ul> |
| <ul class="navList"> |
| <li><a href="../../../../../index.html?org/apache/beam/sdk/transforms/Min.html" target="_top">Frames</a></li> |
| <li><a href="Min.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>Constr | </li> |
| <li><a href="#method.summary">Method</a></li> |
| </ul> |
| <ul class="subNavList"> |
| <li>Detail: </li> |
| <li>Field | </li> |
| <li>Constr | </li> |
| <li><a href="#method.detail">Method</a></li> |
| </ul> |
| </div> |
| <a name="skip.navbar.bottom"> |
| <!-- --> |
| </a></div> |
| <!-- ======== END OF BOTTOM NAVBAR ======= --> |
| </body> |
| </html> |
