eu.stratosphere.example.java.record.relational

Class WebLogAnalysis.JoinDocRanks

java.lang.Object

eu.stratosphere.api.common.functions.AbstractFunction

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

eu.stratosphere.example.java.record.relational.WebLogAnalysis.JoinDocRanks

All Implemented Interfaces:

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

Enclosing class:

WebLogAnalysis

public static class WebLogAnalysis.JoinDocRanks
extends JoinFunction
implements Serializable

JoinFunction that joins the filtered entries from the documents and the ranks relation.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
WebLogAnalysis.JoinDocRanks()

Method Summary

Methods

Modifier and Type	Method and Description
void	join(Record document, Record rank, Collector<Record> out) Joins entries from the documents and ranks relation on their URL.

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

WebLogAnalysis.JoinDocRanks

public WebLogAnalysis.JoinDocRanks()

Method Detail

join

public void join(Record document,
        Record rank,
        Collector<Record> out)
          throws Exception

Joins entries from the documents and ranks relation on their URL. Output Format: 0: URL 1: RANK 2: AVG_DURATION

Specified by:

join in interface GenericJoiner<Record,Record,Record>

Specified by:

join in class JoinFunction

Throws:

Exception