org.apache.mahout.vectorizer.collocations.llr
Class GramKeyPartitioner

java.lang.Object
  extended by org.apache.hadoop.mapreduce.Partitioner<GramKey,Gram>
      extended by org.apache.mahout.vectorizer.collocations.llr.GramKeyPartitioner

public final class GramKeyPartitioner
extends org.apache.hadoop.mapreduce.Partitioner<GramKey,Gram>

Partition GramKeys based on their Gram, ignoring the secondary sort key so that all GramKeys with the same gram are sent to the same partition.


Constructor Summary
GramKeyPartitioner()
           
 
Method Summary
 int getPartition(GramKey key, Gram value, int numPartitions)
           
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

GramKeyPartitioner

public GramKeyPartitioner()
Method Detail

getPartition

public int getPartition(GramKey key,
                        Gram value,
                        int numPartitions)
Specified by:
getPartition in class org.apache.hadoop.mapreduce.Partitioner<GramKey,Gram>


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