eu.stratosphere.example.java.graph

Class PageRankBasic.JoinVertexWithEdgesMatch

java.lang.Object

eu.stratosphere.api.common.functions.AbstractFunction

eu.stratosphere.api.java.functions.FlatMapFunction<Tuple2<Tuple2<Long,Double>,Tuple2<Long,Long[]>>,Tuple2<Long,Double>>

eu.stratosphere.example.java.graph.PageRankBasic.JoinVertexWithEdgesMatch

All Implemented Interfaces:

Function, GenericFlatMap<Tuple2<Tuple2<Long,Double>,Tuple2<Long,Long[]>>,Tuple2<Long,Double>>, Serializable

Enclosing class:

PageRankBasic

public static final class PageRankBasic.JoinVertexWithEdgesMatch
extends FlatMapFunction<Tuple2<Tuple2<Long,Double>,Tuple2<Long,Long[]>>,Tuple2<Long,Double>>

Join function that distributes a fraction of a vertex's rank to all neighbors.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
JoinVertexWithEdgesMatch()

Method Summary

Modifier and Type	Method and Description
void	flatMap(Tuple2<Tuple2<Long,Double>,Tuple2<Long,Long[]>> value, Collector<Tuple2<Long,Double>> out)

Methods inherited from class eu.stratosphere.api.common.functions.AbstractFunction

close, getIterationRuntimeContext, getRuntimeContext, open, setRuntimeContext

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface eu.stratosphere.api.common.functions.Function

close, getRuntimeContext, open, setRuntimeContext

Constructor Detail

JoinVertexWithEdgesMatch

public JoinVertexWithEdgesMatch()

Method Detail

flatMap

public void flatMap(Tuple2<Tuple2<Long,Double>,Tuple2<Long,Long[]>> value,
                    Collector<Tuple2<Long,Double>> out)

Specified by:

flatMap in interface GenericFlatMap<Tuple2<Tuple2<Long,Double>,Tuple2<Long,Long[]>>,Tuple2<Long,Double>>

Specified by:

flatMap in class FlatMapFunction<Tuple2<Tuple2<Long,Double>,Tuple2<Long,Long[]>>,Tuple2<Long,Double>>