org.apache.mahout.text

Class SequenceFilesFromDirectoryMapper

java.lang.Object

org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.IntWritable,org.apache.hadoop.io.BytesWritable,org.apache.hadoop.io.Text,org.apache.hadoop.io.Text>

org.apache.mahout.text.SequenceFilesFromDirectoryMapper

public class SequenceFilesFromDirectoryMapper
extends org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.IntWritable,org.apache.hadoop.io.BytesWritable,org.apache.hadoop.io.Text,org.apache.hadoop.io.Text>

Map class for SequenceFilesFromDirectory MR job

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
SequenceFilesFromDirectoryMapper()

Method Summary

Methods

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

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

cleanup, run

Methods inherited from class java.lang.Object

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

Constructor Detail

SequenceFilesFromDirectoryMapper

public SequenceFilesFromDirectoryMapper()

Method Detail

setup

protected void setup(org.apache.hadoop.mapreduce.Mapper.Context context)
              throws IOException,
                     InterruptedException

Overrides:

setup in class org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.IntWritable,org.apache.hadoop.io.BytesWritable,org.apache.hadoop.io.Text,org.apache.hadoop.io.Text>

Throws:

IOException

InterruptedException

map

public void map(org.apache.hadoop.io.IntWritable key,
       org.apache.hadoop.io.BytesWritable 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,org.apache.hadoop.io.BytesWritable,org.apache.hadoop.io.Text,org.apache.hadoop.io.Text>

Throws:

IOException

InterruptedException