eu.stratosphere.example.java.record.relational

Class WebLogAnalysis.FilterRanks

java.lang.Object

eu.stratosphere.api.common.functions.AbstractFunction

eu.stratosphere.api.java.record.functions.MapFunction

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

All Implemented Interfaces:

Function, GenericMapper<Record,Record>, Serializable

Enclosing class:

WebLogAnalysis

public static class WebLogAnalysis.FilterRanks
extends MapFunction
implements Serializable

MapFunction that filters for records where the rank exceeds a certain threshold.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
WebLogAnalysis.FilterRanks()

Method Summary

Methods

Modifier and Type	Method and Description
void	map(Record record, Collector<Record> out) Filters for records of the rank relation where the rank is greater than the given threshold.

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.FilterRanks

public WebLogAnalysis.FilterRanks()

Method Detail

map

public void map(Record record,
       Collector<Record> out)
         throws Exception

Filters for records of the rank relation where the rank is greater than the given threshold. Output Format: 0: URL 1: RANK 2: AVG_DURATION

Specified by:

map in interface GenericMapper<Record,Record>

Specified by:

map in class MapFunction

Throws:

Exception