org.apache.mahout.clustering.topdown.postprocessor
Class ClusterOutputPostProcessorMapper

java.lang.Object
  extended by org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.IntWritable,WeightedVectorWritable,org.apache.hadoop.io.Text,VectorWritable>
      extended by org.apache.mahout.clustering.topdown.postprocessor.ClusterOutputPostProcessorMapper

public class ClusterOutputPostProcessorMapper
extends org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.IntWritable,WeightedVectorWritable,org.apache.hadoop.io.Text,VectorWritable>

Mapper for post processing cluster output.


Nested Class Summary
 
Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.Mapper
org.apache.hadoop.mapreduce.Mapper.Context
 
Constructor Summary
ClusterOutputPostProcessorMapper()
           
 
Method Summary
protected  void map(org.apache.hadoop.io.IntWritable key, WeightedVectorWritable vector, org.apache.hadoop.mapreduce.Mapper.Context context)
          The key is the cluster id and the value is the vector.
 
Methods inherited from class org.apache.hadoop.mapreduce.Mapper
cleanup, run, setup
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

ClusterOutputPostProcessorMapper

public ClusterOutputPostProcessorMapper()
Method Detail

map

protected void map(org.apache.hadoop.io.IntWritable key,
                   WeightedVectorWritable vector,
                   org.apache.hadoop.mapreduce.Mapper.Context context)
            throws IOException,
                   InterruptedException
The key is the cluster id and the value is the vector.

Overrides:
map in class org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.IntWritable,WeightedVectorWritable,org.apache.hadoop.io.Text,VectorWritable>
Throws:
IOException
InterruptedException


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