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Posted to commits@predictionio.apache.org by gi...@apache.org on 2017/05/03 16:29:58 UTC

[34/51] [abbrv] [partial] incubator-predictionio-site git commit: Clean up before apache/incubator-predictionio#a7acb3019bcb9e8e4f780a2d1b1ef9191a1c10a9

http://git-wip-us.apache.org/repos/asf/incubator-predictionio-site/blob/41546891/api/current/org/apache/predictionio/controller/Engine.html
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-<?xml version='1.0' encoding='UTF-8'?>
-<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
-<html>
-        <head>
-          <title>Engine - PredictionIO Scala API 0.11.0-incubating - org.apache.predictionio.controller.Engine</title>
-          <meta name="description" content="Engine - PredictionIO Scala API 0.11.0 - incubating - org.apache.predictionio.controller.Engine" />
-          <meta name="keywords" content="Engine PredictionIO Scala API 0.11.0 incubating org.apache.predictionio.controller.Engine" />
-          <meta http-equiv="content-type" content="text/html; charset=UTF-8" />
-          
-      <link href="../../../../lib/template.css" media="screen" type="text/css" rel="stylesheet" />
-      <link href="../../../../lib/diagrams.css" media="screen" type="text/css" rel="stylesheet" id="diagrams-css" />
-      <script type="text/javascript">
-         if(top === self) {
-            var url = '../../../../index.html';
-            var hash = 'org.apache.predictionio.controller.Engine';
-            var anchor = window.location.hash;
-            var anchor_opt = '';
-            if (anchor.length >= 1)
-              anchor_opt = '@' + anchor.substring(1);
-            window.location.href = url + '#' + hash + anchor_opt;
-         }
-   	  </script>
-    
-        </head>
-        <body class="type">
-      <div id="definition">
-        <a href="Engine$.html" title="Go to companion"><img src="../../../../lib/class_to_object_big.png" /></a>
-        <p id="owner"><a href="../../../package.html" class="extype" name="org">org</a>.<a href="../../package.html" class="extype" name="org.apache">apache</a>.<a href="../package.html" class="extype" name="org.apache.predictionio">predictionio</a>.<a href="package.html" class="extype" name="org.apache.predictionio.controller">controller</a></p>
-        <h1><a href="Engine$.html" title="Go to companion">Engine</a></h1>
-      </div>
-
-      <h4 id="signature" class="signature">
-      <span class="modifier_kind">
-        <span class="modifier"></span>
-        <span class="kind">class</span>
-      </span>
-      <span class="symbol">
-        <span class="name">Engine</span><span class="tparams">[<span name="TD">TD</span>, <span name="EI">EI</span>, <span name="PD">PD</span>, <span name="Q">Q</span>, <span name="P">P</span>, <span name="A">A</span>]</span><span class="result"> extends <a href="../core/BaseEngine.html" class="extype" name="org.apache.predictionio.core.BaseEngine">BaseEngine</a>[<span class="extype" name="org.apache.predictionio.controller.Engine.EI">EI</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.Q">Q</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.P">P</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.A">A</span>]</span>
-      </span>
-      </h4>
-      
-          <div id="comment" class="fullcommenttop"><div class="comment cmt"><p>This class chains up the entire data process. PredictionIO uses this
-information to create workflows and deployments. In Scala, you should
-implement an object that extends the <a href="EngineFactory.html" class="extype" name="org.apache.predictionio.controller.EngineFactory">EngineFactory</a> trait similar to the
-following example.</p><pre><span class="kw">object</span> ItemRankEngine <span class="kw">extends</span> EngineFactory {
-<span class="kw">def</span> apply() = {
-  <span class="kw">new</span> Engine(
-    classOf[ItemRankDataSource],
-    classOf[ItemRankPreparator],
-    <span class="std">Map</span>(
-      <span class="lit">"knn"</span> -&gt; classOf[KNNAlgorithm],
-      <span class="lit">"rand"</span> -&gt; classOf[RandomAlgorithm],
-      <span class="lit">"mahoutItemBased"</span> -&gt; classOf[MahoutItemBasedAlgorithm]),
-    classOf[ItemRankServing])
-}
-}</pre></div><dl class="paramcmts block"><dt class="tparam">TD</dt><dd class="cmt"><p>Training data class.</p></dd><dt class="tparam">EI</dt><dd class="cmt"><p>Evaluation info class.</p></dd><dt class="tparam">PD</dt><dd class="cmt"><p>Prepared data class.</p></dd><dt class="tparam">Q</dt><dd class="cmt"><p>Input query class.</p></dd><dt class="tparam">P</dt><dd class="cmt"><p>Output prediction class.</p></dd><dt class="tparam">A</dt><dd class="cmt"><p>Actual value class.</p></dd></dl><dl class="attributes block"> <dt>See also</dt><dd><span class="cmt"><p><a href="EngineFactory.html" class="extype" name="org.apache.predictionio.controller.EngineFactory">EngineFactory</a></p></span></dd></dl><div class="toggleContainer block">
-          <span class="toggle">Linear Supertypes</span>
-          <div class="superTypes hiddenContent"><a href="../core/BaseEngine.html" class="extype" name="org.apache.predictionio.core.BaseEngine">BaseEngine</a>[<span class="extype" name="org.apache.predictionio.controller.Engine.EI">EI</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.Q">Q</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.P">P</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.A">A</span>], <a href="http://www.scala-lang.org/api/2.10.6/index.html#scala.Serializable" class="extype" target="_top">Serializable</a>, <span class="extype" name="java.io.Serializable">Serializable</span>, <span class="extype" name="scala.AnyRef">AnyRef</span>, <span class="extype" name="scala.Any">Any</span></div>
-        </div><div class="toggleContainer block">
-          <span class="toggle">Known Subclasses</span>
-          <div class="subClasses hiddenContent"><a href="FastEvalEngine.html" class="extype" name="org.apache.predictionio.controller.FastEvalEngine">FastEvalEngine</a>, <a href="SimpleEngine.html" class="extype" name="org.apache.predictionio.controller.SimpleEngine">SimpleEngine</a></div>
-        </div></div>
-        
-
-      <div id="mbrsel">
-        <div id="textfilter"><span class="pre"></span><span class="input"><input id="mbrsel-input" type="text" accesskey="/" /></span><span class="post"></span></div>
-        <div id="order">
-              <span class="filtertype">Ordering</span>
-              <ol>
-                
-                <li class="alpha in"><span>Alphabetic</span></li>
-                <li class="inherit out"><span>By inheritance</span></li>
-              </ol>
-            </div>
-        <div id="ancestors">
-                <span class="filtertype">Inherited<br />
-                </span>
-                <ol id="linearization">
-                  <li class="in" name="org.apache.predictionio.controller.Engine"><span>Engine</span></li><li class="in" name="org.apache.predictionio.core.BaseEngine"><span>BaseEngine</span></li><li class="in" name="scala.Serializable"><span>Serializable</span></li><li class="in" name="java.io.Serializable"><span>Serializable</span></li><li class="in" name="scala.AnyRef"><span>AnyRef</span></li><li class="in" name="scala.Any"><span>Any</span></li>
-                </ol>
-              </div><div id="ancestors">
-            <span class="filtertype"></span>
-            <ol>
-              <li class="hideall out"><span>Hide All</span></li>
-              <li class="showall in"><span>Show all</span></li>
-            </ol>
-            <a href="http://docs.scala-lang.org/overviews/scaladoc/usage.html#members" target="_blank">Learn more about member selection</a>
-          </div>
-        <div id="visbl">
-            <span class="filtertype">Visibility</span>
-            <ol><li class="public in"><span>Public</span></li><li class="all out"><span>All</span></li></ol>
-          </div>
-      </div>
-
-      <div id="template">
-        <div id="allMembers">
-        <div id="constructors" class="members">
-              <h3>Instance Constructors</h3>
-              <ol><li name="org.apache.predictionio.controller.Engine#&lt;init&gt;" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
-      <a id="&lt;init&gt;(dataSourceClass:Class[_&lt;:org.apache.predictionio.core.BaseDataSource[TD,EI,Q,A]],preparatorClass:Class[_&lt;:org.apache.predictionio.core.BasePreparator[TD,PD]],algorithmClassMap:java.util.Map[String,Class[_&lt;:org.apache.predictionio.core.BaseAlgorithm[PD,_,Q,P]]],servingClass:Class[_&lt;:org.apache.predictionio.core.BaseServing[Q,P]]):org.apache.predictionio.controller.Engine[TD,EI,PD,Q,P,A]"></a>
-      <a id="&lt;init&gt;:Engine[TD,EI,PD,Q,P,A]"></a>
-      <h4 class="signature">
-      <span class="modifier_kind">
-        <span class="modifier"></span>
-        <span class="kind">new</span>
-      </span>
-      <span class="symbol">
-        <span class="name">Engine</span><span class="params">(<span name="dataSourceClass">dataSourceClass: <span class="extype" name="scala.Predef.Class">Class</span>[_ &lt;: <a href="../core/BaseDataSource.html" class="extype" name="org.apache.predictionio.core.BaseDataSource">BaseDataSource</a>[<span class="extype" name="org.apache.predictionio.controller.Engine.TD">TD</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.EI">EI</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.Q">Q</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.A">A</span>]]</span>, <span name="preparatorClass">preparatorClass: <span class="extype" name="scala.Predef.Class">Class</span>[_ &lt;: <a href="../core/BasePreparator.html" class="extype" name="org.apache.predictionio.core.BasePreparator">BasePreparator</a>[<span class="extype" name="org.apache.predictionio.controller.Engine.TD">TD</span>, <span class="extype" name="org.apach
 e.predictionio.controller.Engine.PD">PD</span>]]</span>, <span name="algorithmClassMap">algorithmClassMap: <span class="extype" name="java.util.Map">Map</span>[<span class="extype" name="scala.Predef.String">String</span>, <span class="extype" name="scala.Predef.Class">Class</span>[_ &lt;: <a href="../core/BaseAlgorithm.html" class="extype" name="org.apache.predictionio.core.BaseAlgorithm">BaseAlgorithm</a>[<span class="extype" name="org.apache.predictionio.controller.Engine.PD">PD</span>, _, <span class="extype" name="org.apache.predictionio.controller.Engine.Q">Q</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.P">P</span>]]]</span>, <span name="servingClass">servingClass: <span class="extype" name="scala.Predef.Class">Class</span>[_ &lt;: <a href="../core/BaseServing.html" class="extype" name="org.apache.predictionio.core.BaseServing">BaseServing</a>[<span class="extype" name="org.apache.predictionio.controller.Engine.Q">Q</span>, <span class="extype" 
 name="org.apache.predictionio.controller.Engine.P">P</span>]]</span>)</span>
-      </span>
-      </h4>
-      <p class="shortcomment cmt">Java-friendly constructor
-</p><div class="fullcomment"><div class="comment cmt"><p>Java-friendly constructor
-</p></div><dl class="paramcmts block"><dt class="param">dataSourceClass</dt><dd class="cmt"><p>Data source class.</p></dd><dt class="param">preparatorClass</dt><dd class="cmt"><p>Preparator class.</p></dd><dt class="param">algorithmClassMap</dt><dd class="cmt"><p>Map of algorithm names to classes.</p></dd><dt class="param">servingClass</dt><dd class="cmt"><p>Serving class.
-</p></dd></dl></div>
-    </li><li name="org.apache.predictionio.controller.Engine#&lt;init&gt;" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
-      <a id="&lt;init&gt;(dataSourceClass:Class[_&lt;:org.apache.predictionio.core.BaseDataSource[TD,EI,Q,A]],preparatorClass:Class[_&lt;:org.apache.predictionio.core.BasePreparator[TD,PD]],algorithmClassMap:Map[String,Class[_&lt;:org.apache.predictionio.core.BaseAlgorithm[PD,_,Q,P]]],servingClass:Class[_&lt;:org.apache.predictionio.core.BaseServing[Q,P]]):org.apache.predictionio.controller.Engine[TD,EI,PD,Q,P,A]"></a>
-      <a id="&lt;init&gt;:Engine[TD,EI,PD,Q,P,A]"></a>
-      <h4 class="signature">
-      <span class="modifier_kind">
-        <span class="modifier"></span>
-        <span class="kind">new</span>
-      </span>
-      <span class="symbol">
-        <span class="name">Engine</span><span class="params">(<span name="dataSourceClass">dataSourceClass: <span class="extype" name="scala.Predef.Class">Class</span>[_ &lt;: <a href="../core/BaseDataSource.html" class="extype" name="org.apache.predictionio.core.BaseDataSource">BaseDataSource</a>[<span class="extype" name="org.apache.predictionio.controller.Engine.TD">TD</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.EI">EI</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.Q">Q</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.A">A</span>]]</span>, <span name="preparatorClass">preparatorClass: <span class="extype" name="scala.Predef.Class">Class</span>[_ &lt;: <a href="../core/BasePreparator.html" class="extype" name="org.apache.predictionio.core.BasePreparator">BasePreparator</a>[<span class="extype" name="org.apache.predictionio.controller.Engine.TD">TD</span>, <span class="extype" name="org.apach
 e.predictionio.controller.Engine.PD">PD</span>]]</span>, <span name="algorithmClassMap">algorithmClassMap: <span class="extype" name="scala.Predef.Map">Map</span>[<span class="extype" name="scala.Predef.String">String</span>, <span class="extype" name="scala.Predef.Class">Class</span>[_ &lt;: <a href="../core/BaseAlgorithm.html" class="extype" name="org.apache.predictionio.core.BaseAlgorithm">BaseAlgorithm</a>[<span class="extype" name="org.apache.predictionio.controller.Engine.PD">PD</span>, _, <span class="extype" name="org.apache.predictionio.controller.Engine.Q">Q</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.P">P</span>]]]</span>, <span name="servingClass">servingClass: <span class="extype" name="scala.Predef.Class">Class</span>[_ &lt;: <a href="../core/BaseServing.html" class="extype" name="org.apache.predictionio.core.BaseServing">BaseServing</a>[<span class="extype" name="org.apache.predictionio.controller.Engine.Q">Q</span>, <span class="extyp
 e" name="org.apache.predictionio.controller.Engine.P">P</span>]]</span>)</span>
-      </span>
-      </h4>
-      <p class="shortcomment cmt">This auxiliary constructor is provided for backward compatibility.</p><div class="fullcomment"><div class="comment cmt"><p>This auxiliary constructor is provided for backward compatibility.
-</p></div><dl class="paramcmts block"><dt class="param">dataSourceClass</dt><dd class="cmt"><p>Data source class.</p></dd><dt class="param">preparatorClass</dt><dd class="cmt"><p>Preparator class.</p></dd><dt class="param">algorithmClassMap</dt><dd class="cmt"><p>Map of algorithm names to classes.</p></dd><dt class="param">servingClass</dt><dd class="cmt"><p>Serving class.
-</p></dd></dl></div>
-    </li><li name="org.apache.predictionio.controller.Engine#&lt;init&gt;" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
-      <a id="&lt;init&gt;(dataSourceClassMap:Map[String,Class[_&lt;:org.apache.predictionio.core.BaseDataSource[TD,EI,Q,A]]],preparatorClassMap:Map[String,Class[_&lt;:org.apache.predictionio.core.BasePreparator[TD,PD]]],algorithmClassMap:Map[String,Class[_&lt;:org.apache.predictionio.core.BaseAlgorithm[PD,_,Q,P]]],servingClassMap:Map[String,Class[_&lt;:org.apache.predictionio.core.BaseServing[Q,P]]]):org.apache.predictionio.controller.Engine[TD,EI,PD,Q,P,A]"></a>
-      <a id="&lt;init&gt;:Engine[TD,EI,PD,Q,P,A]"></a>
-      <h4 class="signature">
-      <span class="modifier_kind">
-        <span class="modifier"></span>
-        <span class="kind">new</span>
-      </span>
-      <span class="symbol">
-        <span class="name">Engine</span><span class="params">(<span name="dataSourceClassMap">dataSourceClassMap: <span class="extype" name="scala.Predef.Map">Map</span>[<span class="extype" name="scala.Predef.String">String</span>, <span class="extype" name="scala.Predef.Class">Class</span>[_ &lt;: <a href="../core/BaseDataSource.html" class="extype" name="org.apache.predictionio.core.BaseDataSource">BaseDataSource</a>[<span class="extype" name="org.apache.predictionio.controller.Engine.TD">TD</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.EI">EI</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.Q">Q</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.A">A</span>]]]</span>, <span name="preparatorClassMap">preparatorClassMap: <span class="extype" name="scala.Predef.Map">Map</span>[<span class="extype" name="scala.Predef.String">String</span>, <span class="extype" name="scala.Predef.Class">Class</span>[
 _ &lt;: <a href="../core/BasePreparator.html" class="extype" name="org.apache.predictionio.core.BasePreparator">BasePreparator</a>[<span class="extype" name="org.apache.predictionio.controller.Engine.TD">TD</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.PD">PD</span>]]]</span>, <span name="algorithmClassMap">algorithmClassMap: <span class="extype" name="scala.Predef.Map">Map</span>[<span class="extype" name="scala.Predef.String">String</span>, <span class="extype" name="scala.Predef.Class">Class</span>[_ &lt;: <a href="../core/BaseAlgorithm.html" class="extype" name="org.apache.predictionio.core.BaseAlgorithm">BaseAlgorithm</a>[<span class="extype" name="org.apache.predictionio.controller.Engine.PD">PD</span>, _, <span class="extype" name="org.apache.predictionio.controller.Engine.Q">Q</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.P">P</span>]]]</span>, <span name="servingClassMap">servingClassMap: <span class="extype" nam
 e="scala.Predef.Map">Map</span>[<span class="extype" name="scala.Predef.String">String</span>, <span class="extype" name="scala.Predef.Class">Class</span>[_ &lt;: <a href="../core/BaseServing.html" class="extype" name="org.apache.predictionio.core.BaseServing">BaseServing</a>[<span class="extype" name="org.apache.predictionio.controller.Engine.Q">Q</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.P">P</span>]]]</span>)</span>
-      </span>
-      </h4>
-      <p class="shortcomment cmt"></p><div class="fullcomment"><div class="comment cmt"></div><dl class="paramcmts block"><dt class="param">dataSourceClassMap</dt><dd class="cmt"><p>Map of data source names to class.</p></dd><dt class="param">preparatorClassMap</dt><dd class="cmt"><p>Map of preparator names to class.</p></dd><dt class="param">algorithmClassMap</dt><dd class="cmt"><p>Map of algorithm names to classes.</p></dd><dt class="param">servingClassMap</dt><dd class="cmt"><p>Map of serving names to class.</p></dd></dl></div>
-    </li></ol>
-            </div>
-
-        
-
-        
-
-        <div id="values" class="values members">
-              <h3>Value Members</h3>
-              <ol><li name="scala.AnyRef#!=" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
-      <a id="!=(x$1:AnyRef):Boolean"></a>
-      <a id="!=(AnyRef):Boolean"></a>
-      <h4 class="signature">
-      <span class="modifier_kind">
-        <span class="modifier">final </span>
-        <span class="kind">def</span>
-      </span>
-      <span class="symbol">
-        <span title="gt4s: $bang$eq" class="name">!=</span><span class="params">(<span name="arg0">arg0: <span class="extype" name="scala.AnyRef">AnyRef</span></span>)</span><span class="result">: <a href="http://www.scala-lang.org/api/2.10.6/index.html#scala.Boolean" class="extype" target="_top">Boolean</a></span>
-      </span>
-      </h4>
-      <div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd>AnyRef</dd></dl></div>
-    </li><li name="scala.Any#!=" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
-      <a id="!=(x$1:Any):Boolean"></a>
-      <a id="!=(Any):Boolean"></a>
-      <h4 class="signature">
-      <span class="modifier_kind">
-        <span class="modifier">final </span>
-        <span class="kind">def</span>
-      </span>
-      <span class="symbol">
-        <span title="gt4s: $bang$eq" class="name">!=</span><span class="params">(<span name="arg0">arg0: <span class="extype" name="scala.Any">Any</span></span>)</span><span class="result">: <a href="http://www.scala-lang.org/api/2.10.6/index.html#scala.Boolean" class="extype" target="_top">Boolean</a></span>
-      </span>
-      </h4>
-      <div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd>Any</dd></dl></div>
-    </li><li name="scala.AnyRef###" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
-      <a id="##():Int"></a>
-      <a id="##():Int"></a>
-      <h4 class="signature">
-      <span class="modifier_kind">
-        <span class="modifier">final </span>
-        <span class="kind">def</span>
-      </span>
-      <span class="symbol">
-        <span title="gt4s: $hash$hash" class="name">##</span><span class="params">()</span><span class="result">: <a href="http://www.scala-lang.org/api/2.10.6/index.html#scala.Int" class="extype" target="_top">Int</a></span>
-      </span>
-      </h4>
-      <div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd>AnyRef → Any</dd></dl></div>
-    </li><li name="scala.AnyRef#==" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
-      <a id="==(x$1:AnyRef):Boolean"></a>
-      <a id="==(AnyRef):Boolean"></a>
-      <h4 class="signature">
-      <span class="modifier_kind">
-        <span class="modifier">final </span>
-        <span class="kind">def</span>
-      </span>
-      <span class="symbol">
-        <span title="gt4s: $eq$eq" class="name">==</span><span class="params">(<span name="arg0">arg0: <span class="extype" name="scala.AnyRef">AnyRef</span></span>)</span><span class="result">: <a href="http://www.scala-lang.org/api/2.10.6/index.html#scala.Boolean" class="extype" target="_top">Boolean</a></span>
-      </span>
-      </h4>
-      <div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd>AnyRef</dd></dl></div>
-    </li><li name="scala.Any#==" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
-      <a id="==(x$1:Any):Boolean"></a>
-      <a id="==(Any):Boolean"></a>
-      <h4 class="signature">
-      <span class="modifier_kind">
-        <span class="modifier">final </span>
-        <span class="kind">def</span>
-      </span>
-      <span class="symbol">
-        <span title="gt4s: $eq$eq" class="name">==</span><span class="params">(<span name="arg0">arg0: <span class="extype" name="scala.Any">Any</span></span>)</span><span class="result">: <a href="http://www.scala-lang.org/api/2.10.6/index.html#scala.Boolean" class="extype" target="_top">Boolean</a></span>
-      </span>
-      </h4>
-      <div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd>Any</dd></dl></div>
-    </li><li name="org.apache.predictionio.controller.Engine#algorithmClassMap" visbl="pub" data-isabs="false" fullComment="no" group="Ungrouped">
-      <a id="algorithmClassMap:Map[String,Class[_&lt;:org.apache.predictionio.core.BaseAlgorithm[PD,_,Q,P]]]"></a>
-      <a id="algorithmClassMap:Map[String,Class[_&lt;:BaseAlgorithm[PD,_,Q,P]]]"></a>
-      <h4 class="signature">
-      <span class="modifier_kind">
-        <span class="modifier"></span>
-        <span class="kind">val</span>
-      </span>
-      <span class="symbol">
-        <span class="name">algorithmClassMap</span><span class="result">: <span class="extype" name="scala.Predef.Map">Map</span>[<span class="extype" name="scala.Predef.String">String</span>, <span class="extype" name="scala.Predef.Class">Class</span>[_ &lt;: <a href="../core/BaseAlgorithm.html" class="extype" name="org.apache.predictionio.core.BaseAlgorithm">BaseAlgorithm</a>[<span class="extype" name="org.apache.predictionio.controller.Engine.PD">PD</span>, _, <span class="extype" name="org.apache.predictionio.controller.Engine.Q">Q</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.P">P</span>]]]</span>
-      </span>
-      </h4>
-      <p class="shortcomment cmt">Map of algorithm names to classes.</p>
-    </li><li name="scala.Any#asInstanceOf" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
-      <a id="asInstanceOf[T0]:T0"></a>
-      <a id="asInstanceOf[T0]:T0"></a>
-      <h4 class="signature">
-      <span class="modifier_kind">
-        <span class="modifier">final </span>
-        <span class="kind">def</span>
-      </span>
-      <span class="symbol">
-        <span class="name">asInstanceOf</span><span class="tparams">[<span name="T0">T0</span>]</span><span class="result">: <span class="extype" name="scala.Any.asInstanceOf.T0">T0</span></span>
-      </span>
-      </h4>
-      <div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd>Any</dd></dl></div>
-    </li><li name="org.apache.predictionio.core.BaseEngine#batchEval" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
-      <a id="batchEval(sc:org.apache.spark.SparkContext,engineParamsList:Seq[org.apache.predictionio.controller.EngineParams],params:org.apache.predictionio.workflow.WorkflowParams):Seq[(org.apache.predictionio.controller.EngineParams,Seq[(EI,org.apache.spark.rdd.RDD[(Q,P,A)])])]"></a>
-      <a id="batchEval(SparkContext,Seq[EngineParams],WorkflowParams):Seq[(EngineParams,Seq[(EI,RDD[(Q,P,A)])])]"></a>
-      <h4 class="signature">
-      <span class="modifier_kind">
-        <span class="modifier"></span>
-        <span class="kind">def</span>
-      </span>
-      <span class="symbol">
-        <span class="name">batchEval</span><span class="params">(<span name="sc">sc: <span class="extype" name="org.apache.spark.SparkContext">SparkContext</span></span>, <span name="engineParamsList">engineParamsList: <span class="extype" name="scala.Seq">Seq</span>[<a href="EngineParams.html" class="extype" name="org.apache.predictionio.controller.EngineParams">EngineParams</a>]</span>, <span name="params">params: <a href="../workflow/WorkflowParams.html" class="extype" name="org.apache.predictionio.workflow.WorkflowParams">WorkflowParams</a></span>)</span><span class="result">: <span class="extype" name="scala.Seq">Seq</span>[(<a href="EngineParams.html" class="extype" name="org.apache.predictionio.controller.EngineParams">EngineParams</a>, <span class="extype" name="scala.Seq">Seq</span>[(<span class="extype" name="org.apache.predictionio.controller.Engine.EI">EI</span>, <span class="extype" name="org.apache.spark.rdd.RDD">RDD</span>[(<span class="extype" name="org.apache.predic
 tionio.controller.Engine.Q">Q</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.P">P</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.A">A</span>)])])]</span>
-      </span>
-      </h4>
-      <p class="shortcomment cmt">:: DeveloperApi ::
-Override this method to further optimize the process that runs multiple
-evaluations (during tuning, for example).</p><div class="fullcomment"><div class="comment cmt"><p>:: DeveloperApi ::
-Override this method to further optimize the process that runs multiple
-evaluations (during tuning, for example). By default, this method calls
-<a href="#eval(sc:org.apache.spark.SparkContext,engineParams:org.apache.predictionio.controller.EngineParams,params:org.apache.predictionio.workflow.WorkflowParams):Seq[(EI,org.apache.spark.rdd.RDD[(Q,P,A)])]" class="extmbr" name="org.apache.predictionio.controller.Engine#eval">eval</a> for each element in the engine parameters list.
-</p></div><dl class="paramcmts block"><dt class="param">sc</dt><dd class="cmt"><p>An instance of SparkContext.</p></dd><dt class="param">engineParamsList</dt><dd class="cmt"><p>A list of <a href="EngineParams.html" class="extype" name="org.apache.predictionio.controller.EngineParams">EngineParams</a> for running batch evaluation.</p></dd><dt class="param">params</dt><dd class="cmt"><p>An instance of <span class="extype" name="WorkflowParams">WorkflowParams</span> that controls the workflow.</p></dd><dt>returns</dt><dd class="cmt"><p>A list of engine parameters and evaluation result (from <a href="#eval(sc:org.apache.spark.SparkContext,engineParams:org.apache.predictionio.controller.EngineParams,params:org.apache.predictionio.workflow.WorkflowParams):Seq[(EI,org.apache.spark.rdd.RDD[(Q,P,A)])]" class="extmbr" name="org.apache.predictionio.controller.Engine#eval">eval</a>) tuples.
-</p></dd></dl><dl class="attributes block"> <dt>Definition Classes</dt><dd><a href="../core/BaseEngine.html" class="extype" name="org.apache.predictionio.core.BaseEngine">BaseEngine</a></dd><dt>Annotations</dt><dd>
-                <span class="name">@DeveloperApi</span><span class="args">()</span>
-              
-        </dd></dl></div>
-    </li><li name="scala.AnyRef#clone" visbl="prt" data-isabs="false" fullComment="yes" group="Ungrouped">
-      <a id="clone():Object"></a>
-      <a id="clone():AnyRef"></a>
-      <h4 class="signature">
-      <span class="modifier_kind">
-        <span class="modifier"></span>
-        <span class="kind">def</span>
-      </span>
-      <span class="symbol">
-        <span class="name">clone</span><span class="params">()</span><span class="result">: <span class="extype" name="scala.AnyRef">AnyRef</span></span>
-      </span>
-      </h4>
-      <div class="fullcomment"><dl class="attributes block"> <dt>Attributes</dt><dd>protected[<a href="../../../../java$lang.html" class="extype" name="java.lang">java.lang</a>] </dd><dt>Definition Classes</dt><dd>AnyRef</dd><dt>Annotations</dt><dd>
-                <span class="name">@throws</span><span class="args">(<span>
-      
-      <span class="defval" name="classOf[java.lang.CloneNotSupportedException]">...</span>
-    </span>)</span>
-              
-        </dd></dl></div>
-    </li><li name="org.apache.predictionio.controller.Engine#copy" visbl="pub" data-isabs="false" fullComment="no" group="Ungrouped">
-      <a id="copy(dataSourceClassMap:Map[String,Class[_&lt;:org.apache.predictionio.core.BaseDataSource[TD,EI,Q,A]]],preparatorClassMap:Map[String,Class[_&lt;:org.apache.predictionio.core.BasePreparator[TD,PD]]],algorithmClassMap:Map[String,Class[_&lt;:org.apache.predictionio.core.BaseAlgorithm[PD,_,Q,P]]],servingClassMap:Map[String,Class[_&lt;:org.apache.predictionio.core.BaseServing[Q,P]]]):org.apache.predictionio.controller.Engine[TD,EI,PD,Q,P,A]"></a>
-      <a id="copy(Map[String,Class[_&lt;:BaseDataSource[TD,EI,Q,A]]],Map[String,Class[_&lt;:BasePreparator[TD,PD]]],Map[String,Class[_&lt;:BaseAlgorithm[PD,_,Q,P]]],Map[String,Class[_&lt;:BaseServing[Q,P]]]):Engine[TD,EI,PD,Q,P,A]"></a>
-      <h4 class="signature">
-      <span class="modifier_kind">
-        <span class="modifier"></span>
-        <span class="kind">def</span>
-      </span>
-      <span class="symbol">
-        <span class="name">copy</span><span class="params">(<span name="dataSourceClassMap">dataSourceClassMap: <span class="extype" name="scala.Predef.Map">Map</span>[<span class="extype" name="scala.Predef.String">String</span>, <span class="extype" name="scala.Predef.Class">Class</span>[_ &lt;: <a href="../core/BaseDataSource.html" class="extype" name="org.apache.predictionio.core.BaseDataSource">BaseDataSource</a>[<span class="extype" name="org.apache.predictionio.controller.Engine.TD">TD</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.EI">EI</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.Q">Q</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.A">A</span>]]] = <span class="symbol">dataSourceClassMap</span></span>, <span name="preparatorClassMap">preparatorClassMap: <span class="extype" name="scala.Predef.Map">Map</span>[<span class="extype" name="scala.Predef.String">String</span>, <span class="
 extype" name="scala.Predef.Class">Class</span>[_ &lt;: <a href="../core/BasePreparator.html" class="extype" name="org.apache.predictionio.core.BasePreparator">BasePreparator</a>[<span class="extype" name="org.apache.predictionio.controller.Engine.TD">TD</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.PD">PD</span>]]] = <span class="symbol">preparatorClassMap</span></span>, <span name="algorithmClassMap">algorithmClassMap: <span class="extype" name="scala.Predef.Map">Map</span>[<span class="extype" name="scala.Predef.String">String</span>, <span class="extype" name="scala.Predef.Class">Class</span>[_ &lt;: <a href="../core/BaseAlgorithm.html" class="extype" name="org.apache.predictionio.core.BaseAlgorithm">BaseAlgorithm</a>[<span class="extype" name="org.apache.predictionio.controller.Engine.PD">PD</span>, _, <span class="extype" name="org.apache.predictionio.controller.Engine.Q">Q</span>, <span class="extype" name="org.apache.predictionio.controller.Engi
 ne.P">P</span>]]] = <span class="symbol">algorithmClassMap</span></span>, <span name="servingClassMap">servingClassMap: <span class="extype" name="scala.Predef.Map">Map</span>[<span class="extype" name="scala.Predef.String">String</span>, <span class="extype" name="scala.Predef.Class">Class</span>[_ &lt;: <a href="../core/BaseServing.html" class="extype" name="org.apache.predictionio.core.BaseServing">BaseServing</a>[<span class="extype" name="org.apache.predictionio.controller.Engine.Q">Q</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.P">P</span>]]] = <span class="symbol">servingClassMap</span></span>)</span><span class="result">: <a href="" class="extype" name="org.apache.predictionio.controller.Engine">Engine</a>[<span class="extype" name="org.apache.predictionio.controller.Engine.TD">TD</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.EI">EI</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.PD">
 PD</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.Q">Q</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.P">P</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.A">A</span>]</span>
-      </span>
-      </h4>
-      <p class="shortcomment cmt">Returns a new Engine instance, mimicking case class's copy method behavior.</p>
-    </li><li name="org.apache.predictionio.controller.Engine#dataSourceClassMap" visbl="pub" data-isabs="false" fullComment="no" group="Ungrouped">
-      <a id="dataSourceClassMap:Map[String,Class[_&lt;:org.apache.predictionio.core.BaseDataSource[TD,EI,Q,A]]]"></a>
-      <a id="dataSourceClassMap:Map[String,Class[_&lt;:BaseDataSource[TD,EI,Q,A]]]"></a>
-      <h4 class="signature">
-      <span class="modifier_kind">
-        <span class="modifier"></span>
-        <span class="kind">val</span>
-      </span>
-      <span class="symbol">
-        <span class="name">dataSourceClassMap</span><span class="result">: <span class="extype" name="scala.Predef.Map">Map</span>[<span class="extype" name="scala.Predef.String">String</span>, <span class="extype" name="scala.Predef.Class">Class</span>[_ &lt;: <a href="../core/BaseDataSource.html" class="extype" name="org.apache.predictionio.core.BaseDataSource">BaseDataSource</a>[<span class="extype" name="org.apache.predictionio.controller.Engine.TD">TD</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.EI">EI</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.Q">Q</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.A">A</span>]]]</span>
-      </span>
-      </h4>
-      <p class="shortcomment cmt">Map of data source names to class.</p>
-    </li><li name="scala.AnyRef#eq" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
-      <a id="eq(x$1:AnyRef):Boolean"></a>
-      <a id="eq(AnyRef):Boolean"></a>
-      <h4 class="signature">
-      <span class="modifier_kind">
-        <span class="modifier">final </span>
-        <span class="kind">def</span>
-      </span>
-      <span class="symbol">
-        <span class="name">eq</span><span class="params">(<span name="arg0">arg0: <span class="extype" name="scala.AnyRef">AnyRef</span></span>)</span><span class="result">: <a href="http://www.scala-lang.org/api/2.10.6/index.html#scala.Boolean" class="extype" target="_top">Boolean</a></span>
-      </span>
-      </h4>
-      <div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd>AnyRef</dd></dl></div>
-    </li><li name="scala.AnyRef#equals" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
-      <a id="equals(x$1:Any):Boolean"></a>
-      <a id="equals(Any):Boolean"></a>
-      <h4 class="signature">
-      <span class="modifier_kind">
-        <span class="modifier"></span>
-        <span class="kind">def</span>
-      </span>
-      <span class="symbol">
-        <span class="name">equals</span><span class="params">(<span name="arg0">arg0: <span class="extype" name="scala.Any">Any</span></span>)</span><span class="result">: <a href="http://www.scala-lang.org/api/2.10.6/index.html#scala.Boolean" class="extype" target="_top">Boolean</a></span>
-      </span>
-      </h4>
-      <div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd>AnyRef → Any</dd></dl></div>
-    </li><li name="org.apache.predictionio.controller.Engine#eval" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
-      <a id="eval(sc:org.apache.spark.SparkContext,engineParams:org.apache.predictionio.controller.EngineParams,params:org.apache.predictionio.workflow.WorkflowParams):Seq[(EI,org.apache.spark.rdd.RDD[(Q,P,A)])]"></a>
-      <a id="eval(SparkContext,EngineParams,WorkflowParams):Seq[(EI,RDD[(Q,P,A)])]"></a>
-      <h4 class="signature">
-      <span class="modifier_kind">
-        <span class="modifier"></span>
-        <span class="kind">def</span>
-      </span>
-      <span class="symbol">
-        <span class="name">eval</span><span class="params">(<span name="sc">sc: <span class="extype" name="org.apache.spark.SparkContext">SparkContext</span></span>, <span name="engineParams">engineParams: <a href="EngineParams.html" class="extype" name="org.apache.predictionio.controller.EngineParams">EngineParams</a></span>, <span name="params">params: <a href="../workflow/WorkflowParams.html" class="extype" name="org.apache.predictionio.workflow.WorkflowParams">WorkflowParams</a></span>)</span><span class="result">: <span class="extype" name="scala.Seq">Seq</span>[(<span class="extype" name="org.apache.predictionio.controller.Engine.EI">EI</span>, <span class="extype" name="org.apache.spark.rdd.RDD">RDD</span>[(<span class="extype" name="org.apache.predictionio.controller.Engine.Q">Q</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.P">P</span>, <span class="extype" name="org.apache.predictionio.controller.Engine.A">A</span>)])]</span>
-      </span>
-      </h4>
-      <p class="shortcomment cmt">This is implemented such that <a href="Evaluation.html" class="extype" name="org.apache.predictionio.controller.Evaluation">org.apache.predictionio.controller.Evaluation</a> can
-use this method to generate inputs for <a href="Metric.html" class="extype" name="org.apache.predictionio.controller.Metric">org.apache.predictionio.controller.Metric</a>.</p><div class="fullcomment"><div class="comment cmt"><p>This is implemented such that <a href="Evaluation.html" class="extype" name="org.apache.predictionio.controller.Evaluation">org.apache.predictionio.controller.Evaluation</a> can
-use this method to generate inputs for <a href="Metric.html" class="extype" name="org.apache.predictionio.controller.Metric">org.apache.predictionio.controller.Metric</a>.
-</p></div><dl class="paramcmts block"><dt class="param">sc</dt><dd class="cmt"><p>An instance of SparkContext.</p></dd><dt class="param">engineParams</dt><dd class="cmt"><p>An instance of <a href="EngineParams.html" class="extype" name="org.apache.predictionio.controller.EngineParams">EngineParams</a> for running a single evaluation.</p></dd><dt class="param">params</dt><dd class="cmt"><p>An instance of <span class="extype" name="WorkflowParams">WorkflowParams</span> that controls the workflow.</p></dd><dt>returns</dt><dd class="cmt"><p>A list of evaluation information and RDD of query, predicted
-        result, and actual result tuple tuple.
-</p></dd></dl><dl class="attributes block"> <dt>Definition Classes</dt><dd><a href="" class="extype" name="org.apache.predictionio.controller.Engine">Engine</a> → <a href="../core/BaseEngine.html" class="extype" name="org.apache.predictionio.core.BaseEngine">BaseEngine</a></dd></dl></div>
-    </li><li name="scala.AnyRef#finalize" visbl="prt" data-isabs="false" fullComment="yes" group="Ungrouped">
-      <a id="finalize():Unit"></a>
-      <a id="finalize():Unit"></a>
-      <h4 class="signature">
-      <span class="modifier_kind">
-        <span class="modifier"></span>
-        <span class="kind">def</span>
-      </span>
-      <span class="symbol">
-        <span class="name">finalize</span><span class="params">()</span><span class="result">: <a href="http://www.scala-lang.org/api/2.10.6/index.html#scala.Unit" class="extype" target="_top">Unit</a></span>
-      </span>
-      </h4>
-      <div class="fullcomment"><dl class="attributes block"> <dt>Attributes</dt><dd>protected[<a href="../../../../java$lang.html" class="extype" name="java.lang">java.lang</a>] </dd><dt>Definition Classes</dt><dd>AnyRef</dd><dt>Annotations</dt><dd>
-                <span class="name">@throws</span><span class="args">(<span>
-      
-      <span class="symbol">classOf[java.lang.Throwable]</span>
-    </span>)</span>
-              
-        </dd></dl></div>
-    </li><li name="scala.AnyRef#getClass" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
-      <a id="getClass():Class[_]"></a>
-      <a id="getClass():Class[_]"></a>
-      <h4 class="signature">
-      <span class="modifier_kind">
-        <span class="modifier">final </span>
-        <span class="kind">def</span>
-      </span>
-      <span class="symbol">
-        <span class="name">getClass</span><span class="params">()</span><span class="result">: <span class="extype" name="java.lang.Class">Class</span>[_]</span>
-      </span>
-      </h4>
-      <div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd>AnyRef → Any</dd></dl></div>
-    </li><li name="scala.AnyRef#hashCode" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
-      <a id="hashCode():Int"></a>
-      <a id="hashCode():Int"></a>
-      <h4 class="signature">
-      <span class="modifier_kind">
-        <span class="modifier"></span>
-        <span class="kind">def</span>
-      </span>
-      <span class="symbol">
-        <span class="name">hashCode</span><span class="params">()</span><span class="result">: <a href="http://www.scala-lang.org/api/2.10.6/index.html#scala.Int" class="extype" target="_top">Int</a></span>
-      </span>
-      </h4>
-      <div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd>AnyRef → Any</dd></dl></div>
-    </li><li name="scala.Any#isInstanceOf" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
-      <a id="isInstanceOf[T0]:Boolean"></a>
-      <a id="isInstanceOf[T0]:Boolean"></a>
-      <h4 class="signature">
-      <span class="modifier_kind">
-        <span class="modifier">final </span>
-        <span class="kind">def</span>
-      </span>
-      <span class="symbol">
-        <span class="name">isInstanceOf</span><span class="tparams">[<span name="T0">T0</span>]</span><span class="result">: <a href="http://www.scala-lang.org/api/2.10.6/index.html#scala.Boolean" class="extype" target="_top">Boolean</a></span>
-      </span>
-      </h4>
-      <div class="fullcomment"><dl class="attributes block"> <dt>Definition Classes</dt><dd>Any</dd></dl></div>
-    </li><li name="org.apache.predictionio.controller.Engine#jValueToEngineParams" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped">
-      <a id="jValueToEngineParams(variantJson:org.json4s.JValue,jsonExtractor:org.apache.predictionio.workflow.JsonExtractorOption.JsonExtractorOption):org.apache.predictionio.controller.EngineParams"></a>
-      <a id="jValueToEngineParams(JValue,JsonExtractorOption):EngineParams"></a>
-      <h4 class="signature">
-      <span class="modifier_kind">
-        <span class="modifier"></span>
-        <span class="kind">def</span>
-      </span>
-      <span class="symbol">
-        <span class="name">jValueToEngineParams</span><span class="params">(<span name="variantJson">variantJson: <span class="extype" name="org.json4s.JValue">JValue</span></span>, <span name="jsonExtractor">jsonExtractor: <a href="../workflow/JsonExtractorOption$.html#JsonExtractorOption=org.apache.predictionio.workflow.JsonExtractorOption.Value" class="extmbr" name="org.apache.predictionio.workflow.JsonExtractorOption.JsonExtractorOption">JsonExtractorOption</a></span>)</span><span class="result">: <a href="EngineParams.html" class="extype" name="org.apache.predictionio.controller.EngineParams">EngineParams</a></span>
-      </span>
-      </h4>
-      <p class="shortcomment cmt">:: DeveloperApi ::
-Implement this method to convert a JValue (read from an engine variant
-JSON file) to an instance of <a href="EngineParams.html" class="extype" name="org.apache.predictionio.controller.EngineParams">EngineParams</a>.</p><div class="fullcomment"><div class="comment cmt"><p>:: DeveloperApi ::
-Implement this method to convert a JValue (read from an engine variant
-JSON file) to an instance of <a href="EngineParams.html" class="extype" name="org.apache.predictionio.controller.EngineParams">EngineParams</a>.
-</p></div><dl class="paramcmts block"><dt class="param">variantJson</dt><dd class="cmt"><p>Content of the engine variant JSON as JValue.</p></dd><dt class="param">jsonExtractor</dt><dd class="cmt"><p>Content of the engine variant JSON as JValue.</p></dd><dt>returns</dt><dd class="cmt"><p>An instance of <a href="EngineParams.html" class="extype" name="org.apache.predictionio.controller.EngineParams">EngineParams</a> converted from JSON.
-</p></dd></dl><dl class="attributes block"> <dt>Definition Classes</dt><dd><a href="" class="extype" name="org.apache.predictionio.controller.Engine">Engine</a> → <a href="../core/BaseEngine.html" class="extype" name="org.apache.predictionio.core.BaseEngine">BaseEngine</a></dd></dl></div>
-    </li><li name="org.apache.predictionio.controller.Engine#logger" visbl="prt" data-isabs="false" fullComment="yes" group="Ungrouped">
-      <a id="logger:grizzled.slf4j.Logger"></a>
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-          <div id="comment" class="fullcommenttop"><div class="comment cmt"><p>If you intend to let PredictionIO create workflow and deploy serving
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-        <span class="kind">def</span>
-      </span>
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-        <span title="gt4s: $bang$eq" class="name">!=</span><span class="params">(<span name="arg0">arg0: <span class="extype" name="scala.Any">Any</span></span>)</span><span class="result">: <a href="http://www.scala-lang.org/api/2.10.6/index.html#scala.Boolean" class="extype" target="_top">Boolean</a></span>
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-    </span>)</span>
-              
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-      <a id="engineParams(String):EngineParams"></a>
-      <h4 class="signature">
-      <span class="modifier_kind">
-        <span class="modifier"></span>
-        <span class="kind">def</span>
-      </span>
-      <span class="symbol">
-        <span class="name">engineParams</span><span class="params">(<span name="key">key: <span class="extype" name="scala.Predef.String">String</span></span>)</span><span class="result">: <a href="EngineParams.html" class="extype" name="org.apache.predictionio.controller.EngineParams">EngineParams</a></span>
-      </span>
-      </h4>
-      <p class="shortcomment cmt">Override this method to programmatically return engine parameters.</p>
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-        <span class="kind">def</span>
-      </span>
-      <span class="symbol">
-        <span class="name">hashCode</span><span class="params">()</span><span class="result">: <a href="http://www.scala-lang.org/api/2.10.6/index.html#scala.Int" class="extype" target="_top">Int</a></span>
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-      <span class="modifier_kind">
-        <span class="modifier">final </span>
-        <span class="kind">def</span>
-      </span>
-      <span class="symbol">
-        <span class="name">synchronized</span><span class="tparams">[<span name="T0">T0</span>]</span><span class="params">(<span name="arg0">arg0: ⇒ <span class="extype" name="java.lang.AnyRef.synchronized.T0">T0</span></span>)</span><span class="result">: <span class="extype" name="java.lang.AnyRef.synchronized.T0">T0</span></span>
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-        <span class="kind">def</span>
-      </span>
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-        <span class="name">toString</span><span class="params">()</span><span class="result">: <span class="extype" name="java.lang.String">String</span></span>
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-        <span class="modifier">final </span>
-        <span class="kind">def</span>
-      </span>
-      <span class="symbol">
-        <span class="name">wait</span><span class="params">()</span><span class="result">: <a href="http://www.scala-lang.org/api/2.10.6/index.html#scala.Unit" class="extype" target="_top">Unit</a></span>
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-    </span>)</span>
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-      <h4 class="signature">
-      <span class="modifier_kind">
-        <span class="modifier">final </span>
-        <span class="kind">def</span>
-      </span>
-      <span class="symbol">
-        <span class="name">wait</span><span class="params">(<span name="arg0">arg0: <a href="http://www.scala-lang.org/api/2.10.6/index.html#scala.Long" class="extype" target="_top">Long</a></span>, <span name="arg1">arg1: <a href="http://www.scala-lang.org/api/2.10.6/index.html#scala.Int" class="extype" target="_top">Int</a></span>)</span><span class="result">: <a href="http://www.scala-lang.org/api/2.10.6/index.html#scala.Unit" class="extype" target="_top">Unit</a></span>
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-                <span class="name">@throws</span><span class="args">(<span>
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-    </span>)</span>
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-        <span class="kind">def</span>
-      </span>
-      <span class="symbol">
-        <span class="name">wait</span><span class="params">(<span name="arg0">arg0: <a href="http://www.scala-lang.org/api/2.10.6/index.html#scala.Long" class="extype" target="_top">Long</a></span>)</span><span class="result">: <a href="http://www.scala-lang.org/api/2.10.6/index.html#scala.Unit" class="extype" target="_top">Unit</a></span>
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