com.thinkaurelius.titan.hadoop.mapreduce.filter

Class BackFilterMapReduce.Combiner

java.lang.Object

org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.LongWritable,Holder,org.apache.hadoop.io.LongWritable,Holder>

com.thinkaurelius.titan.hadoop.mapreduce.filter.BackFilterMapReduce.Combiner

Enclosing class:

BackFilterMapReduce

public static class BackFilterMapReduce.Combiner
extends org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.LongWritable,Holder,org.apache.hadoop.io.LongWritable,Holder>

Nested Class Summary

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

org.apache.hadoop.mapreduce.Reducer.Context

Constructor Summary

Constructors

Constructor and Description
Combiner()

Method Summary

Modifier and Type	Method and Description
void	reduce(org.apache.hadoop.io.LongWritable key, Iterable<Holder> values, org.apache.hadoop.mapreduce.Reducer.Context context)
void	setup(org.apache.hadoop.mapreduce.Reducer.Context context)

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

cleanup, run

Methods inherited from class java.lang.Object

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

Constructor Detail

Combiner

public Combiner()

Method Detail

setup

public void setup(org.apache.hadoop.mapreduce.Reducer.Context context)

Overrides:

setup in class org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.LongWritable,Holder,org.apache.hadoop.io.LongWritable,Holder>

reduce

public void reduce(org.apache.hadoop.io.LongWritable key,
                   Iterable<Holder> values,
                   org.apache.hadoop.mapreduce.Reducer.Context context)
            throws IOException,
                   InterruptedException

Overrides:

reduce in class org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.LongWritable,Holder,org.apache.hadoop.io.LongWritable,Holder>

Throws:

IOException

InterruptedException