org.apache.mahout.ga.watchmaker.cd.hadoop
Class CDReducer

java.lang.Object
  extended by org.apache.hadoop.mapred.MapReduceBase
      extended by org.apache.mahout.ga.watchmaker.cd.hadoop.CDReducer
All Implemented Interfaces:
java.io.Closeable, org.apache.hadoop.mapred.JobConfigurable, org.apache.hadoop.mapred.Reducer<org.apache.hadoop.io.LongWritable,CDFitness,org.apache.hadoop.io.LongWritable,CDFitness>

public class CDReducer
extends org.apache.hadoop.mapred.MapReduceBase
implements org.apache.hadoop.mapred.Reducer<org.apache.hadoop.io.LongWritable,CDFitness,org.apache.hadoop.io.LongWritable,CDFitness>

Hadoop Reducer, combines many evaluations (CDFitness) into a single one.


Constructor Summary
CDReducer()
           
 
Method Summary
 void reduce(org.apache.hadoop.io.LongWritable key, java.util.Iterator<CDFitness> values, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.LongWritable,CDFitness> output, org.apache.hadoop.mapred.Reporter reporter)
           
 
Methods inherited from class org.apache.hadoop.mapred.MapReduceBase
close, configure
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface org.apache.hadoop.mapred.JobConfigurable
configure
 
Methods inherited from interface java.io.Closeable
close
 

Constructor Detail

CDReducer

public CDReducer()
Method Detail

reduce

public void reduce(org.apache.hadoop.io.LongWritable key,
                   java.util.Iterator<CDFitness> values,
                   org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.LongWritable,CDFitness> output,
                   org.apache.hadoop.mapred.Reporter reporter)
            throws java.io.IOException
Specified by:
reduce in interface org.apache.hadoop.mapred.Reducer<org.apache.hadoop.io.LongWritable,CDFitness,org.apache.hadoop.io.LongWritable,CDFitness>
Throws:
java.io.IOException


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