weka.hadoop
Class HadoopExperiment.Reduce

java.lang.Object
  org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text,org.apache.hadoop.io.Text,org.apache.hadoop.io.NullWritable>
      weka.hadoop.HadoopExperiment.Reduce

Enclosing class:

HadoopExperiment

public static class HadoopExperiment.Reduce
extends org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text,org.apache.hadoop.io.Text,org.apache.hadoop.io.NullWritable>

Collect text data from Mapper and write to output file.

Nested Class Summary

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

org.apache.hadoop.mapreduce.Reducer.Context

Constructor Summary

HadoopExperiment.Reduce()

Method Summary

void	reduce(org.apache.hadoop.io.Text key, Iterable<org.apache.hadoop.io.Text> 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

HadoopExperiment.Reduce

public HadoopExperiment.Reduce()

Method Detail

reduce

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

Overrides:

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

Throws:

IOException

InterruptedException