| <!DOCTYPE HTML> |
| <!-- NewPage --> |
| <html lang="en"> |
| <head> |
| <!-- Generated by javadoc (11.0.18) on Wed Mar 01 02:01:42 GMT 2023 --> |
| <title>TransformStreamlet (Heron Java API)</title> |
| <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> |
| <meta name="dc.created" content="2023-03-01"> |
| <link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" title="Style"> |
| <link rel="stylesheet" type="text/css" href="../../../../../../jquery/jquery-ui.min.css" title="Style"> |
| <link rel="stylesheet" type="text/css" href="../../../../../../jquery-ui.overrides.css" title="Style"> |
| <script type="text/javascript" src="../../../../../../script.js"></script> |
| <script type="text/javascript" src="../../../../../../jquery/jszip/dist/jszip.min.js"></script> |
| <script type="text/javascript" src="../../../../../../jquery/jszip-utils/dist/jszip-utils.min.js"></script> |
| <!--[if IE]> |
| <script type="text/javascript" src="../../../../../../jquery/jszip-utils/dist/jszip-utils-ie.min.js"></script> |
| <![endif]--> |
| <script type="text/javascript" src="../../../../../../jquery/jquery-3.6.0.min.js"></script> |
| <script type="text/javascript" src="../../../../../../jquery/jquery-ui.min.js"></script> |
| </head> |
| <body> |
| <script type="text/javascript"><!-- |
| try { |
| if (location.href.indexOf('is-external=true') == -1) { |
| parent.document.title="TransformStreamlet (Heron Java API)"; |
| } |
| } |
| catch(err) { |
| } |
| //--> |
| var data = {"i0":10}; |
| var tabs = {65535:["t0","All Methods"],2:["t2","Instance Methods"],8:["t4","Concrete Methods"]}; |
| var altColor = "altColor"; |
| var rowColor = "rowColor"; |
| var tableTab = "tableTab"; |
| var activeTableTab = "activeTableTab"; |
| var pathtoroot = "../../../../../../"; |
| var useModuleDirectories = true; |
| loadScripts(document, 'script');</script> |
| <noscript> |
| <div>JavaScript is disabled on your browser.</div> |
| </noscript> |
| <header role="banner"> |
| <nav role="navigation"> |
| <div class="fixedNav"> |
| <!-- ========= START OF TOP NAVBAR ======= --> |
| <div class="topNav"><a id="navbar.top"> |
| <!-- --> |
| </a> |
| <div class="skipNav"><a href="#skip.navbar.top" title="Skip navigation links">Skip navigation links</a></div> |
| <a id="navbar.top.firstrow"> |
| <!-- --> |
| </a> |
| <ul class="navList" title="Navigation"> |
| <li><a href="../../../../../../index.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" id="allclasses_navbar_top"> |
| <li><a href="../../../../../../allclasses.html">All Classes</a></li> |
| </ul> |
| <ul class="navListSearch"> |
| <li><label for="search">SEARCH:</label> |
| <input type="text" id="search" value="search" disabled="disabled"> |
| <input type="reset" id="reset" value="reset" disabled="disabled"> |
| </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> |
| <noscript> |
| <div>JavaScript is disabled on your browser.</div> |
| </noscript> |
| </div> |
| <div> |
| <ul class="subNavList"> |
| <li>Summary: </li> |
| <li><a href="#nested.class.summary">Nested</a> | </li> |
| <li><a href="#field.summary">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 id="skip.navbar.top"> |
| <!-- --> |
| </a></div> |
| <!-- ========= END OF TOP NAVBAR ========= --> |
| </div> |
| <div class="navPadding"> </div> |
| <script type="text/javascript"><!-- |
| $('.navPadding').css('padding-top', $('.fixedNav').css("height")); |
| //--> |
| </script> |
| </nav> |
| </header> |
| <!-- ======== START OF CLASS DATA ======== --> |
| <main role="main"> |
| <div class="header"> |
| <div class="subTitle"><span class="packageLabelInType">Package</span> <a href="package-summary.html">org.apache.heron.streamlet.impl.streamlets</a></div> |
| <h2 title="Class TransformStreamlet" class="title">Class TransformStreamlet<R,​T></h2> |
| </div> |
| <div class="contentContainer"> |
| <ul class="inheritance"> |
| <li>java.lang.Object</li> |
| <li> |
| <ul class="inheritance"> |
| <li><a href="../StreamletBaseImpl.html" title="class in org.apache.heron.streamlet.impl">org.apache.heron.streamlet.impl.StreamletBaseImpl</a><R></li> |
| <li> |
| <ul class="inheritance"> |
| <li><a href="../StreamletImpl.html" title="class in org.apache.heron.streamlet.impl">org.apache.heron.streamlet.impl.StreamletImpl</a><T></li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.heron.streamlet.impl.streamlets.TransformStreamlet<R,​T></li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| <div class="description"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <dl> |
| <dt>All Implemented Interfaces:</dt> |
| <dd><code><a href="../../Streamlet.html" title="interface in org.apache.heron.streamlet">Streamlet</a><T></code>, <code><a href="../../StreamletBase.html" title="interface in org.apache.heron.streamlet">StreamletBase</a><T></code></dd> |
| </dl> |
| <hr> |
| <pre>public class <span class="typeNameLabel">TransformStreamlet<R,​T></span> |
| extends <a href="../StreamletImpl.html" title="class in org.apache.heron.streamlet.impl">StreamletImpl</a><T></pre> |
| <div class="block">TransformStreamlet represents a Streamlet that is made up of applying the user |
| supplied transform function to each element of the parent streamlet. It differs |
| from the simple MapStreamlet in the sense that it provides setup/cleanup flexibility |
| for the users to setup things and cleanup before the beginning of the computation</div> |
| </li> |
| </ul> |
| </div> |
| <div class="summary"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ======== NESTED CLASS SUMMARY ======== --> |
| <section> |
| <ul class="blockList"> |
| <li class="blockList"><a id="nested.class.summary"> |
| <!-- --> |
| </a> |
| <h3>Nested Class Summary</h3> |
| <ul class="blockList"> |
| <li class="blockList"><a id="nested.classes.inherited.from.class.org.apache.heron.streamlet.impl.StreamletBaseImpl"> |
| <!-- --> |
| </a> |
| <h3>Nested classes/interfaces inherited from class org.apache.heron.streamlet.impl.<a href="../StreamletBaseImpl.html" title="class in org.apache.heron.streamlet.impl">StreamletBaseImpl</a></h3> |
| <code><a href="../StreamletBaseImpl.StreamletNamePrefix.html" title="enum in org.apache.heron.streamlet.impl">StreamletBaseImpl.StreamletNamePrefix</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| </section> |
| <!-- =========== FIELD SUMMARY =========== --> |
| <section> |
| <ul class="blockList"> |
| <li class="blockList"><a id="field.summary"> |
| <!-- --> |
| </a> |
| <h3>Field Summary</h3> |
| <ul class="blockList"> |
| <li class="blockList"><a id="fields.inherited.from.class.org.apache.heron.streamlet.impl.StreamletBaseImpl"> |
| <!-- --> |
| </a> |
| <h3>Fields inherited from class org.apache.heron.streamlet.impl.<a href="../StreamletBaseImpl.html" title="class in org.apache.heron.streamlet.impl">StreamletBaseImpl</a></h3> |
| <code><a href="../StreamletBaseImpl.html#name">name</a>, <a href="../StreamletBaseImpl.html#nPartitions">nPartitions</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| </section> |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
| <section> |
| <ul class="blockList"> |
| <li class="blockList"><a id="constructor.summary"> |
| <!-- --> |
| </a> |
| <h3>Constructor Summary</h3> |
| <table class="memberSummary"> |
| <caption><span>Constructors</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Constructor</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tr class="altColor"> |
| <th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(org.apache.heron.streamlet.impl.StreamletImpl,org.apache.heron.streamlet.SerializableTransformer)">TransformStreamlet</a></span>​(<a href="../StreamletImpl.html" title="class in org.apache.heron.streamlet.impl">StreamletImpl</a><<a href="TransformStreamlet.html" title="type parameter in TransformStreamlet">R</a>> parent, |
| <a href="../../SerializableTransformer.html" title="interface in org.apache.heron.streamlet">SerializableTransformer</a><? super <a href="TransformStreamlet.html" title="type parameter in TransformStreamlet">R</a>,​? extends <a href="TransformStreamlet.html" title="type parameter in TransformStreamlet">T</a>> serializableTransformer)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| </section> |
| <!-- ========== METHOD SUMMARY =========== --> |
| <section> |
| <ul class="blockList"> |
| <li class="blockList"><a id="method.summary"> |
| <!-- --> |
| </a> |
| <h3>Method Summary</h3> |
| <table class="memberSummary"> |
| <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="colSecond" scope="col">Method</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#doBuild(org.apache.heron.api.topology.TopologyBuilder,java.util.Set)">doBuild</a></span>​(<a href="../../../api/topology/TopologyBuilder.html" title="class in org.apache.heron.api.topology">TopologyBuilder</a> bldr, |
| java.util.Set<java.lang.String> stageNames)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| </table> |
| <ul class="blockList"> |
| <li class="blockList"><a id="methods.inherited.from.class.org.apache.heron.streamlet.impl.StreamletImpl"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from class org.apache.heron.streamlet.impl.<a href="../StreamletImpl.html" title="class in org.apache.heron.streamlet.impl">StreamletImpl</a></h3> |
| <code><a href="../StreamletImpl.html#applyOperator(org.apache.heron.streamlet.IStreamletOperator)">applyOperator</a>, <a href="../StreamletImpl.html#applyOperator(org.apache.heron.streamlet.IStreamletOperator,org.apache.heron.api.grouping.StreamGrouping)">applyOperator</a>, <a href="../StreamletImpl.html#clone(int)">clone</a>, <a href="../StreamletImpl.html#consume(org.apache.heron.streamlet.SerializableConsumer)">consume</a>, <a href="../StreamletImpl.html#countByKey(org.apache.heron.streamlet.SerializableFunction)">countByKey</a>, <a href="../StreamletImpl.html#countByKeyAndWindow(org.apache.heron.streamlet.SerializableFunction,org.apache.heron.streamlet.WindowConfig)">countByKeyAndWindow</a>, <a href="../StreamletImpl.html#filter(org.apache.heron.streamlet.SerializablePredicate)">filter</a>, <a href="../StreamletImpl.html#flatMap(org.apache.heron.streamlet.SerializableFunction)">flatMap</a>, <a href="../StreamletImpl.html#getAvailableStreamIds()">getAvailableStreamIds</a>, <a href="../StreamletImpl.html#getStreamId()">getStreamId</a>, <a href="../StreamletImpl.html#join(org.apache.heron.streamlet.Streamlet,org.apache.heron.streamlet.SerializableFunction,org.apache.heron.streamlet.SerializableFunction,org.apache.heron.streamlet.WindowConfig,org.apache.heron.streamlet.JoinType,org.apache.heron.streamlet.SerializableBiFunction)">join</a>, <a href="../StreamletImpl.html#join(org.apache.heron.streamlet.Streamlet,org.apache.heron.streamlet.SerializableFunction,org.apache.heron.streamlet.SerializableFunction,org.apache.heron.streamlet.WindowConfig,org.apache.heron.streamlet.SerializableBiFunction)">join</a>, <a href="../StreamletImpl.html#keyBy(org.apache.heron.streamlet.SerializableFunction)">keyBy</a>, <a href="../StreamletImpl.html#keyBy(org.apache.heron.streamlet.SerializableFunction,org.apache.heron.streamlet.SerializableFunction)">keyBy</a>, <a href="../StreamletImpl.html#log()">log</a>, <a href="../StreamletImpl.html#map(org.apache.heron.streamlet.SerializableFunction)">map</a>, <a href="../StreamletImpl.html#reduceByKey(org.apache.heron.streamlet.SerializableFunction,org.apache.heron.streamlet.SerializableFunction,org.apache.heron.streamlet.SerializableBinaryOperator)">reduceByKey</a>, <a href="../StreamletImpl.html#reduceByKey(org.apache.heron.streamlet.SerializableFunction,T,org.apache.heron.streamlet.SerializableBiFunction)">reduceByKey</a>, <a href="../StreamletImpl.html#reduceByKeyAndWindow(org.apache.heron.streamlet.SerializableFunction,org.apache.heron.streamlet.SerializableFunction,org.apache.heron.streamlet.WindowConfig,org.apache.heron.streamlet.SerializableBinaryOperator)">reduceByKeyAndWindow</a>, <a href="../StreamletImpl.html#reduceByKeyAndWindow(org.apache.heron.streamlet.SerializableFunction,org.apache.heron.streamlet.WindowConfig,T,org.apache.heron.streamlet.SerializableBiFunction)">reduceByKeyAndWindow</a>, <a href="../StreamletImpl.html#repartition(int)">repartition</a>, <a href="../StreamletImpl.html#repartition(int,org.apache.heron.streamlet.SerializableBiFunction)">repartition</a>, <a href="../StreamletImpl.html#setName(java.lang.String)">setName</a>, <a href="../StreamletImpl.html#setNumPartitions(int)">setNumPartitions</a>, <a href="../StreamletImpl.html#split(java.util.Map)">split</a>, <a href="../StreamletImpl.html#toSink(org.apache.heron.streamlet.Sink)">toSink</a>, <a href="../StreamletImpl.html#transform(org.apache.heron.streamlet.SerializableTransformer)">transform</a>, <a href="../StreamletImpl.html#union(org.apache.heron.streamlet.Streamlet)">union</a>, <a href="../StreamletImpl.html#withStream(java.lang.String)">withStream</a></code></li> |
| </ul> |
| <ul class="blockList"> |
| <li class="blockList"><a id="methods.inherited.from.class.org.apache.heron.streamlet.impl.StreamletBaseImpl"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from class org.apache.heron.streamlet.impl.<a href="../StreamletBaseImpl.html" title="class in org.apache.heron.streamlet.impl">StreamletBaseImpl</a></h3> |
| <code><a href="../StreamletBaseImpl.html#addChild(org.apache.heron.streamlet.impl.StreamletBaseImpl)">addChild</a>, <a href="../StreamletBaseImpl.html#build(org.apache.heron.api.topology.TopologyBuilder,java.util.Set)">build</a>, <a href="../StreamletBaseImpl.html#getChildren()">getChildren</a>, <a href="../StreamletBaseImpl.html#getName()">getName</a>, <a href="../StreamletBaseImpl.html#getNumPartitions()">getNumPartitions</a>, <a href="../StreamletBaseImpl.html#isBuilt()">isBuilt</a>, <a href="../StreamletBaseImpl.html#isFullyBuilt()">isFullyBuilt</a>, <a href="../StreamletBaseImpl.html#setDefaultNameIfNone(org.apache.heron.streamlet.impl.StreamletBaseImpl.StreamletNamePrefix,java.util.Set)">setDefaultNameIfNone</a></code></li> |
| </ul> |
| <ul class="blockList"> |
| <li class="blockList"><a id="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> |
| <ul class="blockList"> |
| <li class="blockList"><a id="methods.inherited.from.class.org.apache.heron.streamlet.Streamlet"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from interface org.apache.heron.streamlet.<a href="../../Streamlet.html" title="interface in org.apache.heron.streamlet">Streamlet</a></h3> |
| <code><a href="../../Streamlet.html#getName()">getName</a>, <a href="../../Streamlet.html#getNumPartitions()">getNumPartitions</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| </section> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| <section> |
| <ul class="blockList"> |
| <li class="blockList"><a id="constructor.detail"> |
| <!-- --> |
| </a> |
| <h3>Constructor Detail</h3> |
| <a id="<init>(org.apache.heron.streamlet.impl.StreamletImpl,org.apache.heron.streamlet.SerializableTransformer)"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>TransformStreamlet</h4> |
| <pre>public TransformStreamlet​(<a href="../StreamletImpl.html" title="class in org.apache.heron.streamlet.impl">StreamletImpl</a><<a href="TransformStreamlet.html" title="type parameter in TransformStreamlet">R</a>> parent, |
| <a href="../../SerializableTransformer.html" title="interface in org.apache.heron.streamlet">SerializableTransformer</a><? super <a href="TransformStreamlet.html" title="type parameter in TransformStreamlet">R</a>,​? extends <a href="TransformStreamlet.html" title="type parameter in TransformStreamlet">T</a>> serializableTransformer)</pre> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </section> |
| <!-- ============ METHOD DETAIL ========== --> |
| <section> |
| <ul class="blockList"> |
| <li class="blockList"><a id="method.detail"> |
| <!-- --> |
| </a> |
| <h3>Method Detail</h3> |
| <a id="doBuild(org.apache.heron.api.topology.TopologyBuilder,java.util.Set)"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>doBuild</h4> |
| <pre class="methodSignature">public boolean doBuild​(<a href="../../../api/topology/TopologyBuilder.html" title="class in org.apache.heron.api.topology">TopologyBuilder</a> bldr, |
| java.util.Set<java.lang.String> stageNames)</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../StreamletBaseImpl.html#doBuild(org.apache.heron.api.topology.TopologyBuilder,java.util.Set)">doBuild</a></code> in class <code><a href="../StreamletBaseImpl.html" title="class in org.apache.heron.streamlet.impl">StreamletBaseImpl</a><<a href="TransformStreamlet.html" title="type parameter in TransformStreamlet">T</a>></code></dd> |
| </dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </section> |
| </li> |
| </ul> |
| </div> |
| </div> |
| </main> |
| <!-- ========= END OF CLASS DATA ========= --> |
| <footer role="contentinfo"> |
| <nav role="navigation"> |
| <!-- ======= START OF BOTTOM NAVBAR ====== --> |
| <div class="bottomNav"><a id="navbar.bottom"> |
| <!-- --> |
| </a> |
| <div class="skipNav"><a href="#skip.navbar.bottom" title="Skip navigation links">Skip navigation links</a></div> |
| <a id="navbar.bottom.firstrow"> |
| <!-- --> |
| </a> |
| <ul class="navList" title="Navigation"> |
| <li><a href="../../../../../../index.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" id="allclasses_navbar_bottom"> |
| <li><a href="../../../../../../allclasses.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> |
| <noscript> |
| <div>JavaScript is disabled on your browser.</div> |
| </noscript> |
| </div> |
| <div> |
| <ul class="subNavList"> |
| <li>Summary: </li> |
| <li><a href="#nested.class.summary">Nested</a> | </li> |
| <li><a href="#field.summary">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 id="skip.navbar.bottom"> |
| <!-- --> |
| </a></div> |
| <!-- ======== END OF BOTTOM NAVBAR ======= --> |
| </nav> |
| </footer> |
| </body> |
| </html> |
