edu.umd.cloud9.example.simple

Class DemoWordCountJson.MyReducer

java.lang.Object

org.apache.hadoop.mapreduce.Reducer<DemoWordCountJson.MyKey,org.apache.hadoop.io.IntWritable,DemoWordCountJson.MyKey,org.apache.hadoop.io.IntWritable>

edu.umd.cloud9.example.simple.DemoWordCountJson.MyReducer

Enclosing class:

DemoWordCountJson

protected static class DemoWordCountJson.MyReducer
extends org.apache.hadoop.mapreduce.Reducer<DemoWordCountJson.MyKey,org.apache.hadoop.io.IntWritable,DemoWordCountJson.MyKey,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

Modifier	Constructor and Description
protected	DemoWordCountJson.MyReducer()

Method Summary

Methods

Modifier and Type	Method and Description
void	reduce(DemoWordCountJson.MyKey keyIn, 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

DemoWordCountJson.MyReducer

protected DemoWordCountJson.MyReducer()

Method Detail

reduce

public void reduce(DemoWordCountJson.MyKey keyIn,
          Iterable<org.apache.hadoop.io.IntWritable> values,
          org.apache.hadoop.mapreduce.Reducer.Context context)
            throws IOException,
                   InterruptedException

Overrides:

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

Throws:

IOException

InterruptedException