org.apache.hadoop.examples.pi

Class DistSum.ReduceSide.SummationInputFormat

java.lang.Object

org.apache.hadoop.mapreduce.InputFormat<org.apache.hadoop.io.NullWritable,SummationWritable>

org.apache.hadoop.examples.pi.DistSum.Machine.AbstractInputFormat

org.apache.hadoop.examples.pi.DistSum.ReduceSide.SummationInputFormat

Enclosing class:

DistSum.ReduceSide

public static class DistSum.ReduceSide.SummationInputFormat
extends DistSum.Machine.AbstractInputFormat

An InputFormat which returns a single summation.

Constructor Summary

Constructors

Constructor and Description
SummationInputFormat()

Method Summary

Modifier and Type	Method and Description
List<org.apache.hadoop.mapreduce.InputSplit>	getSplits(org.apache.hadoop.mapreduce.JobContext context)

Methods inherited from class org.apache.hadoop.examples.pi.DistSum.Machine.AbstractInputFormat

createRecordReader

Methods inherited from class java.lang.Object

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

Constructor Detail

SummationInputFormat

public SummationInputFormat()

Method Detail

getSplits

public List<org.apache.hadoop.mapreduce.InputSplit> getSplits(org.apache.hadoop.mapreduce.JobContext context)

Specified by:

getSplits in class org.apache.hadoop.mapreduce.InputFormat<org.apache.hadoop.io.NullWritable,SummationWritable>

Returns:

a list containing a single split of summation