oracle.spatial.hadoop.vector.mapreduce.job

Class MBR.MBRCombiner

java.lang.Object

org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.IntWritable,MBR.DoubleArrayWritable,org.apache.hadoop.io.IntWritable,MBR.DoubleArrayWritable>

oracle.spatial.hadoop.vector.mapreduce.job.MBR.MBRCombiner

Enclosing class:

MBR

public static class MBR.MBRCombiner
extends org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.IntWritable,MBR.DoubleArrayWritable,org.apache.hadoop.io.IntWritable,MBR.DoubleArrayWritable>

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
MBR.MBRCombiner()

Method Summary

Methods

Modifier and Type	Method and Description
protected void	reduce(org.apache.hadoop.io.IntWritable key, java.lang.Iterable<MBR.DoubleArrayWritable> values, org.apache.hadoop.mapreduce.Reducer.Context context)
protected 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

MBR.MBRCombiner

public MBR.MBRCombiner()

Method Detail

setup

protected void setup(org.apache.hadoop.mapreduce.Reducer.Context context)
              throws java.io.IOException,
                     java.lang.InterruptedException

Overrides:

setup in class org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.IntWritable,MBR.DoubleArrayWritable,org.apache.hadoop.io.IntWritable,MBR.DoubleArrayWritable>

Throws:

java.io.IOException

java.lang.InterruptedException

reduce

protected void reduce(org.apache.hadoop.io.IntWritable key,
          java.lang.Iterable<MBR.DoubleArrayWritable> values,
          org.apache.hadoop.mapreduce.Reducer.Context context)
               throws java.io.IOException,
                      java.lang.InterruptedException

Overrides:

reduce in class org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.IntWritable,MBR.DoubleArrayWritable,org.apache.hadoop.io.IntWritable,MBR.DoubleArrayWritable>

Throws:

java.io.IOException

java.lang.InterruptedException