eu.stratosphere.example.java.relational

Class WebLogAnalysis.FilterDocByKeyWords

java.lang.Object

eu.stratosphere.api.common.functions.AbstractFunction

eu.stratosphere.api.java.functions.FilterFunction<Tuple2<String,String>>

eu.stratosphere.example.java.relational.WebLogAnalysis.FilterDocByKeyWords

All Implemented Interfaces:

Function, GenericFilter<Tuple2<String,String>>, Serializable

Enclosing class:

WebLogAnalysis

public static class WebLogAnalysis.FilterDocByKeyWords
extends FilterFunction<Tuple2<String,String>>

MapFunction that filters for documents that contain a certain set of keywords.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
FilterDocByKeyWords()

Method Summary

Modifier and Type	Method and Description
boolean	filter(Tuple2<String,String> value) Filters for documents that contain all of the given keywords and projects the records on the URL field.

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

FilterDocByKeyWords

public FilterDocByKeyWords()

Method Detail

filter

public boolean filter(Tuple2<String,String> value)
               throws Exception

Filters for documents that contain all of the given keywords and projects the records on the URL field. Output Format: 0: URL 1: DOCUMENT_TEXT

Specified by:

filter in interface GenericFilter<Tuple2<String,String>>

Specified by:

filter in class FilterFunction<Tuple2<String,String>>

Throws:

Exception