org.apache.mahout.math.hadoop.stochasticsvd
Class BBtJob.BBtMapper

java.lang.Object
  extended by org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.IntWritable,VectorWritable,org.apache.hadoop.io.IntWritable,VectorWritable>
      extended by org.apache.mahout.math.hadoop.stochasticsvd.BBtJob.BBtMapper
Enclosing class:
BBtJob

public static class BBtJob.BBtMapper
extends org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.IntWritable,VectorWritable,org.apache.hadoop.io.IntWritable,VectorWritable>


Nested Class Summary
 
Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.Mapper
org.apache.hadoop.mapreduce.Mapper.Context
 
Constructor Summary
BBtJob.BBtMapper()
           
 
Method Summary
protected  void cleanup(org.apache.hadoop.mapreduce.Mapper.Context context)
           
protected  void map(org.apache.hadoop.io.IntWritable key, VectorWritable value, org.apache.hadoop.mapreduce.Mapper.Context context)
           
 
Methods inherited from class org.apache.hadoop.mapreduce.Mapper
run, setup
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

BBtJob.BBtMapper

public BBtJob.BBtMapper()
Method Detail

map

protected void map(org.apache.hadoop.io.IntWritable key,
                   VectorWritable value,
                   org.apache.hadoop.mapreduce.Mapper.Context context)
            throws IOException,
                   InterruptedException
Overrides:
map in class org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.IntWritable,VectorWritable,org.apache.hadoop.io.IntWritable,VectorWritable>
Throws:
IOException
InterruptedException

cleanup

protected void cleanup(org.apache.hadoop.mapreduce.Mapper.Context context)
                throws IOException,
                       InterruptedException
Overrides:
cleanup in class org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.IntWritable,VectorWritable,org.apache.hadoop.io.IntWritable,VectorWritable>
Throws:
IOException
InterruptedException


Copyright © 2008-2011 The Apache Software Foundation. All Rights Reserved.