org.apache.mahout.math.hadoop

Class TimesSquaredJob.TimesMapper

java.lang.Object

org.apache.hadoop.mapreduce.Mapper<T,VectorWritable,org.apache.hadoop.io.NullWritable,VectorWritable>

org.apache.mahout.math.hadoop.TimesSquaredJob.TimesSquaredMapper<org.apache.hadoop.io.IntWritable>

org.apache.mahout.math.hadoop.TimesSquaredJob.TimesMapper

Enclosing class:

TimesSquaredJob

public static class TimesSquaredJob.TimesMapper
extends TimesSquaredJob.TimesSquaredMapper<org.apache.hadoop.io.IntWritable>

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
TimesMapper()

Method Summary

Modifier and Type	Method and Description
protected void	map(org.apache.hadoop.io.IntWritable rowNum, VectorWritable v, org.apache.hadoop.mapreduce.Mapper.Context context)

Methods inherited from class org.apache.mahout.math.hadoop.TimesSquaredJob.TimesSquaredMapper

cleanup, scale, setup

Methods inherited from class org.apache.hadoop.mapreduce.Mapper

run

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

TimesMapper

public TimesMapper()

Method Detail

map

protected void map(org.apache.hadoop.io.IntWritable rowNum,
                   VectorWritable v,
                   org.apache.hadoop.mapreduce.Mapper.Context context)
            throws IOException,
                   InterruptedException

Overrides:

map in class TimesSquaredJob.TimesSquaredMapper<org.apache.hadoop.io.IntWritable>

Throws:

IOException

InterruptedException