org.apache.hadoop.examples
Class SecondarySort.FirstPartitioner

java.lang.Object
  org.apache.hadoop.mapreduce.Partitioner<SecondarySort.IntPair,org.apache.hadoop.io.IntWritable>
      org.apache.hadoop.examples.SecondarySort.FirstPartitioner

Enclosing class:

SecondarySort

public static class SecondarySort.FirstPartitioner
extends org.apache.hadoop.mapreduce.Partitioner<SecondarySort.IntPair,org.apache.hadoop.io.IntWritable>

Partition based on the first part of the pair.

Constructor Summary

SecondarySort.FirstPartitioner()

Method Summary

int	getPartition(SecondarySort.IntPair key, org.apache.hadoop.io.IntWritable value, int numPartitions)

Methods inherited from class java.lang.Object

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

Constructor Detail

SecondarySort.FirstPartitioner

public SecondarySort.FirstPartitioner()

Method Detail

getPartition

public int getPartition(SecondarySort.IntPair key,
                        org.apache.hadoop.io.IntWritable value,
                        int numPartitions)

Specified by:

getPartition in class org.apache.hadoop.mapreduce.Partitioner<SecondarySort.IntPair,org.apache.hadoop.io.IntWritable>