org.apache.mahout.common.mapreduce
Class MergeVectorsReducer

java.lang.Object
  extended by org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.WritableComparable<?>,VectorWritable,org.apache.hadoop.io.WritableComparable<?>,VectorWritable>
      extended by org.apache.mahout.common.mapreduce.MergeVectorsReducer

public class MergeVectorsReducer
extends org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.WritableComparable<?>,VectorWritable,org.apache.hadoop.io.WritableComparable<?>,VectorWritable>


Nested Class Summary
 
Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.Reducer
org.apache.hadoop.mapreduce.Reducer.Context
 
Constructor Summary
MergeVectorsReducer()
           
 
Method Summary
 void reduce(org.apache.hadoop.io.WritableComparable<?> key, Iterable<VectorWritable> vectors, org.apache.hadoop.mapreduce.Reducer.Context ctx)
           
 
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

MergeVectorsReducer

public MergeVectorsReducer()
Method Detail

reduce

public void reduce(org.apache.hadoop.io.WritableComparable<?> key,
                   Iterable<VectorWritable> vectors,
                   org.apache.hadoop.mapreduce.Reducer.Context ctx)
            throws IOException,
                   InterruptedException
Overrides:
reduce in class org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.WritableComparable<?>,VectorWritable,org.apache.hadoop.io.WritableComparable<?>,VectorWritable>
Throws:
IOException
InterruptedException


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