org.apache.mahout.vectorizer.term

Class TermCountMapper

java.lang.Object

org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.Text,StringTuple,org.apache.hadoop.io.Text,org.apache.hadoop.io.LongWritable>

org.apache.mahout.vectorizer.term.TermCountMapper

public class TermCountMapper
extends org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.Text,StringTuple,org.apache.hadoop.io.Text,org.apache.hadoop.io.LongWritable>

TextVectorizer Term Count Mapper. Tokenizes a text document and outputs the count of the words

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
TermCountMapper()

Method Summary

Modifier and Type	Method and Description
protected void	map(org.apache.hadoop.io.Text key, StringTuple 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

TermCountMapper

public TermCountMapper()

Method Detail

map

protected void map(org.apache.hadoop.io.Text key,
                   StringTuple 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,StringTuple,org.apache.hadoop.io.Text,org.apache.hadoop.io.LongWritable>

Throws:

IOException

InterruptedException