cascading.tuple.hadoop.util
Class CoGroupingPartitioner
java.lang.Object
cascading.tuple.util.TupleHasher
cascading.tuple.hadoop.util.HasherPartitioner
cascading.tuple.hadoop.util.CoGroupingPartitioner
- All Implemented Interfaces:
- JobConfigurable, Partitioner<cascading.tuple.io.IndexTuple,cascading.tuple.Tuple>
public class CoGroupingPartitioner
- extends HasherPartitioner
- implements Partitioner<cascading.tuple.io.IndexTuple,cascading.tuple.Tuple>
Class GroupingPartitioner is an implementation of Partitioner
.
Method Summary |
int |
getPartition(cascading.tuple.io.IndexTuple key,
cascading.tuple.Tuple value,
int numReduceTasks)
|
Methods inherited from class cascading.tuple.util.TupleHasher |
hashCode, initialize, isNull, merge |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
CoGroupingPartitioner
public CoGroupingPartitioner()
getPartition
public int getPartition(cascading.tuple.io.IndexTuple key,
cascading.tuple.Tuple value,
int numReduceTasks)
- Specified by:
getPartition
in interface Partitioner<cascading.tuple.io.IndexTuple,cascading.tuple.Tuple>
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