eu.stratosphere.example.java.record.wordcount

Class WordCountOptimized

java.lang.Object

eu.stratosphere.example.java.record.wordcount.WordCountOptimized

All Implemented Interfaces:

Program, ProgramDescription

public class WordCountOptimized
extends Object
implements Program, ProgramDescription

Implements a word count which takes the input file and counts the number of the occurrences of each word in the file. Compared to the WordCount example. this program performs better by using mutable objects and optimized tools.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	WordCountOptimized.CountWords Sums up the counts for a certain given key.
static class	WordCountOptimized.TokenizeLine Converts a Record containing one string in to multiple string/integer pairs.

Constructor Summary

Constructors

Constructor and Description
WordCountOptimized()

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

WordCountOptimized

public WordCountOptimized()

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