org.openimaj.hadoop.tools.twitter.token.outputmode.sparsecsv

Class TimeIndex.Map

java.lang.Object

org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.BytesWritable,org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.LongWritable>

org.openimaj.hadoop.tools.twitter.token.outputmode.sparsecsv.TimeIndex.Map

Enclosing class:

TimeIndex

public static class TimeIndex.Map
extends org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.BytesWritable,org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.LongWritable>

Emits each word with the total number of times the word was seen

Author:

Sina Samangooei (ss@ecs.soton.ac.uk)

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
Map()

Method Summary

Modifier and Type	Method and Description
void	map(org.apache.hadoop.io.LongWritable key, org.apache.hadoop.io.BytesWritable 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

Map

public Map()

Method Detail

map

public void map(org.apache.hadoop.io.LongWritable key,
                org.apache.hadoop.io.BytesWritable value,
                org.apache.hadoop.mapreduce.Mapper.Context context)

Overrides:

map in class org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.BytesWritable,org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.LongWritable>