org.apache.mahout.cf.taste.example.email

Class MsgIdToDictionaryMapper

java.lang.Object

org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text,org.apache.hadoop.io.Text,VarIntWritable>

org.apache.mahout.cf.taste.example.email.MsgIdToDictionaryMapper

public final class MsgIdToDictionaryMapper
extends org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text,org.apache.hadoop.io.Text,VarIntWritable>

Assumes the input is in the format created by SequenceFilesFromMailArchives

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.Mapper

org.apache.hadoop.mapreduce.Mapper.Context

Constructor Summary

Constructors

Constructor and Description
MsgIdToDictionaryMapper()

Method Summary

Methods

Modifier and Type	Method and Description
protected void	map(org.apache.hadoop.io.Text key, org.apache.hadoop.io.Text value, org.apache.hadoop.mapreduce.Mapper.Context context)

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

MsgIdToDictionaryMapper

public MsgIdToDictionaryMapper()

Method Detail

map

protected void map(org.apache.hadoop.io.Text key,
       org.apache.hadoop.io.Text value,
       org.apache.hadoop.mapreduce.Mapper.Context context)
            throws IOException,
                   InterruptedException

Overrides:

map in class org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text,org.apache.hadoop.io.Text,VarIntWritable>

Throws:

IOException

InterruptedException