edu.umn.cs.spatialHadoop.operations

Class Shuffle

java.lang.Object

edu.umn.cs.spatialHadoop.operations.Shuffle

public class Shuffle
extends java.lang.Object

Shuffle the lines in an input text file.

Author:

Ahmed Eldawy

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Shuffle.Map
static class	Shuffle.Reduce

Constructor Summary

Constructors

Constructor and Description
Shuffle()

Method Summary

Methods

Modifier and Type	Method and Description
static void	main(java.lang.String[] args)
static void	randomizerMapReduce(Path infile, Path outfile, OperationsParams params) Counts the exact number of lines in a file by issuing a MapReduce job that does the thing

Methods inherited from class java.lang.Object

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

Constructor Detail

Shuffle

public Shuffle()

Method Detail

randomizerMapReduce

public static void randomizerMapReduce(Path infile,
                       Path outfile,
                       OperationsParams params)
                                throws java.io.IOException

Counts the exact number of lines in a file by issuing a MapReduce job that does the thing

Parameters:

conf -

infs -

infile -

Throws:

java.io.IOException

main

public static void main(java.lang.String[] args)
                 throws java.io.IOException

Parameters:

args -

Throws:

java.io.IOException