eu.stratosphere.example.java.record.pagerank

Class DotProductMatch

java.lang.Object

eu.stratosphere.api.common.functions.AbstractFunction

eu.stratosphere.api.java.record.functions.JoinFunction

eu.stratosphere.example.java.record.pagerank.DotProductMatch

All Implemented Interfaces:

Function, GenericJoiner<Record,Record,Record>, Serializable

public class DotProductMatch
extends JoinFunction
implements Serializable

In schema is_ INPUT = (pageId, rank, dangling), (pageId, neighbors-list). OUTPUT = (targetPageId, partialRank)

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
DotProductMatch()

Method Summary

Methods

Modifier and Type	Method and Description
void	match(Record pageWithRank, Record adjacencyList, Collector<Record> collector)

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

DotProductMatch

public DotProductMatch()

Method Detail

match

public void match(Record pageWithRank,
         Record adjacencyList,
         Collector<Record> collector)
           throws Exception

Specified by:

match in interface GenericJoiner<Record,Record,Record>

Specified by:

match in class JoinFunction

Throws:

Exception