eu.stratosphere.example.java.record.wordcount

Class WordCountAccumulators

java.lang.Object

eu.stratosphere.example.java.record.wordcount.WordCountAccumulators

All Implemented Interfaces:

Program, ProgramDescription

public class WordCountAccumulators
extends Object
implements Program, ProgramDescription

This is similar to the WordCount example and additionally demonstrates how to use custom accumulators (built-in or custom).

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	WordCountAccumulators.CountWords
static class	WordCountAccumulators.SetAccumulator<T extends Value> Custom accumulator
static class	WordCountAccumulators.TokenizeLine

Constructor Summary

Constructors

Constructor and Description
WordCountAccumulators()

Method Summary

Methods

Modifier and Type	Method and Description
String	getDescription()
Plan	getPlan(String... args)
static void	main(String[] args)

Methods inherited from class java.lang.Object

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

Constructor Detail

WordCountAccumulators

public WordCountAccumulators()

Method Detail

getPlan

public Plan getPlan(String... args)

Specified by:

getPlan in interface Program

getDescription

public String getDescription()

Specified by:

getDescription in interface ProgramDescription

main

public static void main(String[] args)
                 throws Exception

Throws:

Exception