org.apache.mahout.cf.taste.hadoop.cooccurence
Class UserItemJoiner.JoinItemMapper

java.lang.Object
  extended by org.apache.hadoop.mapred.MapReduceBase
      extended by org.apache.mahout.cf.taste.hadoop.cooccurence.UserItemJoiner.JoinItemMapper
All Implemented Interfaces:
java.io.Closeable, org.apache.hadoop.mapred.JobConfigurable, org.apache.hadoop.mapred.Mapper<Bigram,org.apache.hadoop.io.DoubleWritable,Bigram,TupleWritable>
Enclosing class:
UserItemJoiner

public static class UserItemJoiner.JoinItemMapper
extends org.apache.hadoop.mapred.MapReduceBase
implements org.apache.hadoop.mapred.Mapper<Bigram,org.apache.hadoop.io.DoubleWritable,Bigram,TupleWritable>


Constructor Summary
UserItemJoiner.JoinItemMapper()
           
 
Method Summary
 void map(Bigram itemBigram, org.apache.hadoop.io.DoubleWritable simScore, org.apache.hadoop.mapred.OutputCollector<Bigram,TupleWritable> 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

UserItemJoiner.JoinItemMapper

public UserItemJoiner.JoinItemMapper()
Method Detail

map

public void map(Bigram itemBigram,
                org.apache.hadoop.io.DoubleWritable simScore,
                org.apache.hadoop.mapred.OutputCollector<Bigram,TupleWritable> output,
                org.apache.hadoop.mapred.Reporter reporter)
         throws java.io.IOException
Specified by:
map in interface org.apache.hadoop.mapred.Mapper<Bigram,org.apache.hadoop.io.DoubleWritable,Bigram,TupleWritable>
Throws:
java.io.IOException


Copyright © 2008-2010 The Apache Software Foundation. All Rights Reserved.