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| <h1>PEvents</h1><h3><span class="morelinks"><div>Related Doc: |
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| <span class="name">PEvents</span><span class="result"> extends <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Serializable" class="extype" target="_top">Serializable</a></span> |
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| <div id="comment" class="fullcommenttop"><div class="comment cmt"><p>:: DeveloperApi :: |
| Base trait of a data access object that returns <a href="Event.html" class="extype" name="org.apache.predictionio.data.storage.Event">Event</a> related RDD data |
| structure. Engine developers should use |
| <a href="../store/PEventStore$.html" class="extype" name="org.apache.predictionio.data.store.PEventStore">org.apache.predictionio.data.store.PEventStore</a> instead of using this directly. |
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| <a id="delete(eventIds:org.apache.spark.rdd.RDD[String],appId:Int,channelId:Option[Int])(sc:org.apache.spark.SparkContext):Unit"></a> |
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| <a id="write(events:org.apache.spark.rdd.RDD[org.apache.predictionio.data.storage.Event],appId:Int,channelId:Option[Int])(sc:org.apache.spark.SparkContext):Unit"></a> |
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| <p class="shortcomment cmt">:: DeveloperApi :: |
| Write events to database |
| </p><div class="fullcomment"><div class="comment cmt"><p>:: DeveloperApi :: |
| Write events to database |
| </p></div><dl class="paramcmts block"><dt class="param">events</dt><dd class="cmt"><p>RDD of Event</p></dd><dt class="param">appId</dt><dd class="cmt"><p>the app ID</p></dd><dt class="param">channelId</dt><dd class="cmt"><p>channel ID (default channel if it's None)</p></dd><dt class="param">sc</dt><dd class="cmt"><p>Spark Context</p></dd></dl><dl class="attributes block"> <dt>Annotations</dt><dd> |
| <span class="name">@DeveloperApi</span><span class="args">()</span> |
| |
| </dd></dl></div> |
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| <a id="find(appId:Int,channelId:Option[Int],startTime:Option[org.joda.time.DateTime],untilTime:Option[org.joda.time.DateTime],entityType:Option[String],entityId:Option[String],eventNames:Option[Seq[String]],targetEntityType:Option[Option[String]],targetEntityId:Option[Option[String]])(sc:org.apache.spark.SparkContext):org.apache.spark.rdd.RDD[org.apache.predictionio.data.storage.Event]"></a> |
| <a id="find(Int,Option[Int],Option[DateTime],Option[DateTime],Option[String],Option[String],Option[Seq[String]],Option[Option[String]],Option[Option[String]])(SparkContext):RDD[Event]"></a> |
| <h4 class="signature"> |
| <span class="modifier_kind"> |
| <span class="modifier">abstract </span> |
| <span class="kind">def</span> |
| </span> |
| <span class="symbol"> |
| <span class="name deprecated" title="Deprecated: (Since version 0.9.2) Use PEventStore.find() instead.">find</span><span class="params">(<span name="appId">appId: <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Int" class="extype" target="_top">Int</a></span>, <span name="channelId">channelId: <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Option" class="extype" target="_top">Option</a>[<a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Int" class="extype" target="_top">Int</a>] = <span class="symbol">None</span></span>, <span name="startTime">startTime: <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Option" class="extype" target="_top">Option</a>[<span class="extype" name="org.joda.time.DateTime">DateTime</span>] = <span class="symbol">None</span></span>, <span name="untilTime">untilTime: <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Option" class="extype" target="_top">Option</a>[<span class="extype" name="org.joda.time.DateTime">DateTime</span>] = <span class="symbol">None</span></span>, <span name="entityType">entityType: <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Option" class="extype" target="_top">Option</a>[<span class="extype" name="scala.Predef.String">String</span>] = <span class="symbol">None</span></span>, <span name="entityId">entityId: <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Option" class="extype" target="_top">Option</a>[<span class="extype" name="scala.Predef.String">String</span>] = <span class="symbol">None</span></span>, <span name="eventNames">eventNames: <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Option" class="extype" target="_top">Option</a>[<span class="extype" name="scala.Seq">Seq</span>[<span class="extype" name="scala.Predef.String">String</span>]] = <span class="symbol">None</span></span>, <span name="targetEntityType">targetEntityType: <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Option" class="extype" target="_top">Option</a>[<a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Option" class="extype" target="_top">Option</a>[<span class="extype" name="scala.Predef.String">String</span>]] = <span class="symbol">None</span></span>, <span name="targetEntityId">targetEntityId: <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Option" class="extype" target="_top">Option</a>[<a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Option" class="extype" target="_top">Option</a>[<span class="extype" name="scala.Predef.String">String</span>]] = <span class="symbol">None</span></span>)</span><span class="params">(<span name="sc">sc: <span class="extype" name="org.apache.spark.SparkContext">SparkContext</span></span>)</span><span class="result">: <span class="extype" name="org.apache.spark.rdd.RDD">RDD</span>[<a href="Event.html" class="extype" name="org.apache.predictionio.data.storage.Event">Event</a>]</span> |
| </span> |
| </h4><span class="permalink"> |
| <a href="../../../../../index.html#org.apache.predictionio.data.storage.PEvents@find(appId:Int,channelId:Option[Int],startTime:Option[org.joda.time.DateTime],untilTime:Option[org.joda.time.DateTime],entityType:Option[String],entityId:Option[String],eventNames:Option[Seq[String]],targetEntityType:Option[Option[String]],targetEntityId:Option[Option[String]])(sc:org.apache.spark.SparkContext):org.apache.spark.rdd.RDD[org.apache.predictionio.data.storage.Event]" title="Permalink" target="_top"> |
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| <p class="shortcomment cmt">:: DeveloperApi :: |
| Read from database and return the events.</p><div class="fullcomment"><div class="comment cmt"><p>:: DeveloperApi :: |
| Read from database and return the events. The deprecation here is intended |
| to engine developers only. |
| </p></div><dl class="paramcmts block"><dt class="param">appId</dt><dd class="cmt"><p>return events of this app ID</p></dd><dt class="param">channelId</dt><dd class="cmt"><p>return events of this channel ID (default channel if it's None)</p></dd><dt class="param">startTime</dt><dd class="cmt"><p>return events with eventTime >= startTime</p></dd><dt class="param">untilTime</dt><dd class="cmt"><p>return events with eventTime < untilTime</p></dd><dt class="param">entityType</dt><dd class="cmt"><p>return events of this entityType</p></dd><dt class="param">entityId</dt><dd class="cmt"><p>return events of this entityId</p></dd><dt class="param">eventNames</dt><dd class="cmt"><p>return events with any of these event names.</p></dd><dt class="param">targetEntityType</dt><dd class="cmt"><p>return events of this targetEntityType:</p><ul><li>None means no restriction on targetEntityType</li><li>Some(None) means no targetEntityType for this event</li><li>Some(Some(x)) means targetEntityType should match x.</li></ul></dd><dt class="param">targetEntityId</dt><dd class="cmt"><p>return events of this targetEntityId</p><ul><li>None means no restriction on targetEntityId</li><li>Some(None) means no targetEntityId for this event</li><li>Some(Some(x)) means targetEntityId should match x.</li></ul></dd><dt class="param">sc</dt><dd class="cmt"><p>Spark context</p></dd><dt>returns</dt><dd class="cmt"><p>RDD[Event]</p></dd></dl><dl class="attributes block"> <dt>Annotations</dt><dd> |
| <span class="name">@deprecated</span> |
| |
| <span class="name">@DeveloperApi</span><span class="args">()</span> |
| |
| </dd><dt>Deprecated</dt><dd class="cmt"><p><i>(Since version 0.9.2)</i> Use PEventStore.find() instead.</p></dd></dl></div> |
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| <a id="write(RDD[Event],Int)(SparkContext):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">write</span><span class="params">(<span name="events">events: <span class="extype" name="org.apache.spark.rdd.RDD">RDD</span>[<a href="Event.html" class="extype" name="org.apache.predictionio.data.storage.Event">Event</a>]</span>, <span name="appId">appId: <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Int" class="extype" target="_top">Int</a></span>)</span><span class="params">(<span name="sc">sc: <span class="extype" name="org.apache.spark.SparkContext">SparkContext</span></span>)</span><span class="result">: <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Unit" class="extype" target="_top">Unit</a></span> |
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| </span> |
| <p class="shortcomment cmt">:: DeveloperApi :: |
| Write events to database |
| </p><div class="fullcomment"><div class="comment cmt"><p>:: DeveloperApi :: |
| Write events to database |
| </p></div><dl class="paramcmts block"><dt class="param">events</dt><dd class="cmt"><p>RDD of Event</p></dd><dt class="param">appId</dt><dd class="cmt"><p>the app ID</p></dd><dt class="param">sc</dt><dd class="cmt"><p>Spark Context</p></dd></dl><dl class="attributes block"> <dt>Annotations</dt><dd> |
| <span class="name">@DeveloperApi</span><span class="args">()</span> |
| |
| </dd></dl></div> |
| </li></ol> |
| </div> |
| |
| |
| |
| <div id="values" class="values members"> |
| <h3>Deprecated Value Members</h3> |
| <ol><li name="org.apache.predictionio.data.storage.PEvents#aggregateProperties" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped"> |
| <a id="aggregateProperties(appId:Int,channelId:Option[Int],entityType:String,startTime:Option[org.joda.time.DateTime],untilTime:Option[org.joda.time.DateTime],required:Option[Seq[String]])(sc:org.apache.spark.SparkContext):org.apache.spark.rdd.RDD[(String,org.apache.predictionio.data.storage.PropertyMap)]"></a> |
| <a id="aggregateProperties(Int,Option[Int],String,Option[DateTime],Option[DateTime],Option[Seq[String]])(SparkContext):RDD[(String,PropertyMap)]"></a> |
| <h4 class="signature"> |
| <span class="modifier_kind"> |
| <span class="modifier"></span> |
| <span class="kind">def</span> |
| </span> |
| <span class="symbol"> |
| <span class="name deprecated" title="Deprecated: (Since version 0.9.2) Use PEventStore.aggregateProperties() instead.">aggregateProperties</span><span class="params">(<span name="appId">appId: <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Int" class="extype" target="_top">Int</a></span>, <span name="channelId">channelId: <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Option" class="extype" target="_top">Option</a>[<a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Int" class="extype" target="_top">Int</a>] = <span class="symbol">None</span></span>, <span name="entityType">entityType: <span class="extype" name="scala.Predef.String">String</span></span>, <span name="startTime">startTime: <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Option" class="extype" target="_top">Option</a>[<span class="extype" name="org.joda.time.DateTime">DateTime</span>] = <span class="symbol">None</span></span>, <span name="untilTime">untilTime: <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Option" class="extype" target="_top">Option</a>[<span class="extype" name="org.joda.time.DateTime">DateTime</span>] = <span class="symbol">None</span></span>, <span name="required">required: <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Option" class="extype" target="_top">Option</a>[<span class="extype" name="scala.Seq">Seq</span>[<span class="extype" name="scala.Predef.String">String</span>]] = <span class="symbol">None</span></span>)</span><span class="params">(<span name="sc">sc: <span class="extype" name="org.apache.spark.SparkContext">SparkContext</span></span>)</span><span class="result">: <span class="extype" name="org.apache.spark.rdd.RDD">RDD</span>[(<span class="extype" name="scala.Predef.String">String</span>, <a href="PropertyMap.html" class="extype" name="org.apache.predictionio.data.storage.PropertyMap">PropertyMap</a>)]</span> |
| </span> |
| </h4><span class="permalink"> |
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| <img src="../../../../../lib/permalink.png" alt="Permalink" /> |
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| </span> |
| <p class="shortcomment cmt">Aggregate properties of entities based on these special events: |
| $set, $unset, $delete events.</p><div class="fullcomment"><div class="comment cmt"><p>Aggregate properties of entities based on these special events: |
| $set, $unset, $delete events. The deprecation here is intended to |
| engine developers only. |
| </p></div><dl class="paramcmts block"><dt class="param">appId</dt><dd class="cmt"><p>use events of this app ID</p></dd><dt class="param">channelId</dt><dd class="cmt"><p>use events of this channel ID (default channel if it's None)</p></dd><dt class="param">entityType</dt><dd class="cmt"><p>aggregate properties of the entities of this entityType</p></dd><dt class="param">startTime</dt><dd class="cmt"><p>use events with eventTime >= startTime</p></dd><dt class="param">untilTime</dt><dd class="cmt"><p>use events with eventTime < untilTime</p></dd><dt class="param">required</dt><dd class="cmt"><p>only keep entities with these required properties defined</p></dd><dt class="param">sc</dt><dd class="cmt"><p>Spark context</p></dd><dt>returns</dt><dd class="cmt"><p>RDD[(String, PropertyMap)] RDD of entityId and PropertyMap pair</p></dd></dl><dl class="attributes block"> <dt>Annotations</dt><dd> |
| <span class="name">@deprecated</span> |
| |
| </dd><dt>Deprecated</dt><dd class="cmt"><p><i>(Since version 0.9.2)</i> Use PEventStore.aggregateProperties() instead.</p></dd></dl></div> |
| </li><li name="org.apache.predictionio.data.storage.PEvents#extractEntityMap" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped"> |
| <a id="extractEntityMap[A](appId:Int,entityType:String,startTime:Option[org.joda.time.DateTime],untilTime:Option[org.joda.time.DateTime],required:Option[Seq[String]])(sc:org.apache.spark.SparkContext)(extract:org.apache.predictionio.data.storage.DataMap=>A)(implicitevidence$1:scala.reflect.ClassTag[A]):org.apache.predictionio.data.storage.EntityMap[A]"></a> |
| <a id="extractEntityMap[A](Int,String,Option[DateTime],Option[DateTime],Option[Seq[String]])(SparkContext)((DataMap)⇒A)(ClassTag[A]):EntityMap[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 deprecated" title="Deprecated: (Since version 0.9.2) Use PEventStore.aggregateProperties() instead.">extractEntityMap</span><span class="tparams">[<span name="A">A</span>]</span><span class="params">(<span name="appId">appId: <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Int" class="extype" target="_top">Int</a></span>, <span name="entityType">entityType: <span class="extype" name="scala.Predef.String">String</span></span>, <span name="startTime">startTime: <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Option" class="extype" target="_top">Option</a>[<span class="extype" name="org.joda.time.DateTime">DateTime</span>] = <span class="symbol">None</span></span>, <span name="untilTime">untilTime: <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Option" class="extype" target="_top">Option</a>[<span class="extype" name="org.joda.time.DateTime">DateTime</span>] = <span class="symbol">None</span></span>, <span name="required">required: <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Option" class="extype" target="_top">Option</a>[<span class="extype" name="scala.Seq">Seq</span>[<span class="extype" name="scala.Predef.String">String</span>]] = <span class="symbol">None</span></span>)</span><span class="params">(<span name="sc">sc: <span class="extype" name="org.apache.spark.SparkContext">SparkContext</span></span>)</span><span class="params">(<span name="extract">extract: (<a href="DataMap.html" class="extype" name="org.apache.predictionio.data.storage.DataMap">DataMap</a>) ⇒ <span class="extype" name="org.apache.predictionio.data.storage.PEvents.extractEntityMap.A">A</span></span>)</span><span class="params">(<span class="implicit">implicit </span><span name="arg0">arg0: <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.reflect.ClassTag" class="extype" target="_top">ClassTag</a>[<span class="extype" name="org.apache.predictionio.data.storage.PEvents.extractEntityMap.A">A</span>]</span>)</span><span class="result">: <a href="EntityMap.html" class="extype" name="org.apache.predictionio.data.storage.EntityMap">EntityMap</a>[<span class="extype" name="org.apache.predictionio.data.storage.PEvents.extractEntityMap.A">A</span>]</span> |
| </span> |
| </h4><span class="permalink"> |
| <a href="../../../../../index.html#org.apache.predictionio.data.storage.PEvents@extractEntityMap[A](appId:Int,entityType:String,startTime:Option[org.joda.time.DateTime],untilTime:Option[org.joda.time.DateTime],required:Option[Seq[String]])(sc:org.apache.spark.SparkContext)(extract:org.apache.predictionio.data.storage.DataMap=>A)(implicitevidence$1:scala.reflect.ClassTag[A]):org.apache.predictionio.data.storage.EntityMap[A]" title="Permalink" target="_top"> |
| <img src="../../../../../lib/permalink.png" alt="Permalink" /> |
| </a> |
| </span> |
| <p class="shortcomment cmt">:: Experimental :: |
| Extract EntityMap[A] from events for the entityType |
| NOTE: it is local EntityMap[A] |
| </p><div class="fullcomment"><div class="comment cmt"><p>:: Experimental :: |
| Extract EntityMap[A] from events for the entityType |
| NOTE: it is local EntityMap[A] |
| </p></div><dl class="attributes block"> <dt>Annotations</dt><dd> |
| <span class="name">@deprecated</span> |
| |
| <span class="name">@Experimental</span><span class="args">()</span> |
| |
| </dd><dt>Deprecated</dt><dd class="cmt"><p><i>(Since version 0.9.2)</i> Use PEventStore.aggregateProperties() instead.</p></dd></dl></div> |
| </li><li name="org.apache.predictionio.data.storage.PEvents#getByAppIdAndTimeAndEntity" visbl="pub" data-isabs="false" fullComment="yes" group="Ungrouped"> |
| <a id="getByAppIdAndTimeAndEntity(appId:Int,startTime:Option[org.joda.time.DateTime],untilTime:Option[org.joda.time.DateTime],entityType:Option[String],entityId:Option[String])(sc:org.apache.spark.SparkContext):org.apache.spark.rdd.RDD[org.apache.predictionio.data.storage.Event]"></a> |
| <a id="getByAppIdAndTimeAndEntity(Int,Option[DateTime],Option[DateTime],Option[String],Option[String])(SparkContext):RDD[Event]"></a> |
| <h4 class="signature"> |
| <span class="modifier_kind"> |
| <span class="modifier"></span> |
| <span class="kind">def</span> |
| </span> |
| <span class="symbol"> |
| <span class="name deprecated" title="Deprecated: (Since version 0.9.2) Use PEventStore.find() instead.">getByAppIdAndTimeAndEntity</span><span class="params">(<span name="appId">appId: <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Int" class="extype" target="_top">Int</a></span>, <span name="startTime">startTime: <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Option" class="extype" target="_top">Option</a>[<span class="extype" name="org.joda.time.DateTime">DateTime</span>]</span>, <span name="untilTime">untilTime: <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Option" class="extype" target="_top">Option</a>[<span class="extype" name="org.joda.time.DateTime">DateTime</span>]</span>, <span name="entityType">entityType: <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Option" class="extype" target="_top">Option</a>[<span class="extype" name="scala.Predef.String">String</span>]</span>, <span name="entityId">entityId: <a href="http://www.scala-lang.org/api/2.11.12/index.html#scala.Option" class="extype" target="_top">Option</a>[<span class="extype" name="scala.Predef.String">String</span>]</span>)</span><span class="params">(<span name="sc">sc: <span class="extype" name="org.apache.spark.SparkContext">SparkContext</span></span>)</span><span class="result">: <span class="extype" name="org.apache.spark.rdd.RDD">RDD</span>[<a href="Event.html" class="extype" name="org.apache.predictionio.data.storage.Event">Event</a>]</span> |
| </span> |
| </h4><span class="permalink"> |
| <a href="../../../../../index.html#org.apache.predictionio.data.storage.PEvents@getByAppIdAndTimeAndEntity(appId:Int,startTime:Option[org.joda.time.DateTime],untilTime:Option[org.joda.time.DateTime],entityType:Option[String],entityId:Option[String])(sc:org.apache.spark.SparkContext):org.apache.spark.rdd.RDD[org.apache.predictionio.data.storage.Event]" title="Permalink" target="_top"> |
| <img src="../../../../../lib/permalink.png" alt="Permalink" /> |
| </a> |
| </span> |
| <div class="fullcomment"><dl class="attributes block"> <dt>Annotations</dt><dd> |
| <span class="name">@deprecated</span> |
| |
| </dd><dt>Deprecated</dt><dd class="cmt"><p><i>(Since version 0.9.2)</i> Use PEventStore.find() instead.</p></dd></dl></div> |
| </li></ol> |
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