Package org.apache.hadoop.examples

Class WordCount.IntSumReducer

java.lang.Object

org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.Text,org.apache.hadoop.io.IntWritable,org.apache.hadoop.io.Text,org.apache.hadoop.io.IntWritable>

org.apache.hadoop.examples.WordCount.IntSumReducer

Enclosing class:

WordCount

public static class WordCount.IntSumReducer
extends org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.Text,org.apache.hadoop.io.IntWritable,org.apache.hadoop.io.Text,org.apache.hadoop.io.IntWritable>

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.Reducer

org.apache.hadoop.mapreduce.Reducer.Context

Constructor Summary

Constructors

Constructor	Description
IntSumReducer()

Method Summary

Modifier and Type	Method	Description
void	reduce(org.apache.hadoop.io.Text key, java.lang.Iterable<org.apache.hadoop.io.IntWritable> values, org.apache.hadoop.mapreduce.Reducer.Context context)

Methods inherited from class org.apache.hadoop.mapreduce.Reducer

cleanup, run, setup

Methods inherited from class java.lang.Object

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

Constructor Detail

IntSumReducer

public IntSumReducer()

Method Detail

reduce

public void reduce(org.apache.hadoop.io.Text key,
                   java.lang.Iterable<org.apache.hadoop.io.IntWritable> values,
                   org.apache.hadoop.mapreduce.Reducer.Context context)
            throws java.io.IOException,
                   java.lang.InterruptedException

Overrides:

reduce in class org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.Text,org.apache.hadoop.io.IntWritable,org.apache.hadoop.io.Text,org.apache.hadoop.io.IntWritable>

Throws:

java.io.IOException

java.lang.InterruptedException