org.openimaj.hadoop.tools.fastkmeans

Class FeatureSelect.Reduce

java.lang.Object

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

org.openimaj.hadoop.tools.fastkmeans.FeatureSelect.Reduce

Enclosing class:

FeatureSelect

public static class FeatureSelect.Reduce
extends org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.IntWritable,org.apache.hadoop.io.BytesWritable,org.apache.hadoop.io.IntWritable,org.apache.hadoop.io.BytesWritable>

Reducer

Author:

Sina Samangooei (ss@ecs.soton.ac.uk)

Nested Class Summary

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

org.apache.hadoop.mapreduce.Reducer.Context

Constructor Summary

Constructors

Constructor and Description
Reduce()

Method Summary

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

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

cleanup, run

Methods inherited from class java.lang.Object

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

Constructor Detail

Reduce

public Reduce()

Method Detail

setup

protected void setup(org.apache.hadoop.mapreduce.Reducer.Context context)
              throws IOException,
                     InterruptedException

Overrides:

setup in class org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.IntWritable,org.apache.hadoop.io.BytesWritable,org.apache.hadoop.io.IntWritable,org.apache.hadoop.io.BytesWritable>

Throws:

IOException

InterruptedException

reduce

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

Overrides:

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

Throws:

IOException

InterruptedException