@InterfaceAudience.Public @InterfaceStability.Stable public class HashPartitioner<K,V> extends Partitioner<K,V>
Object.hashCode().| Constructor and Description |
|---|
HashPartitioner() |
| Modifier and Type | Method and Description |
|---|---|
int |
getPartition(K key,
V value,
int numReduceTasks)
Use
Object.hashCode() to partition. |
public int getPartition(K key, V value, int numReduceTasks)
Object.hashCode() to partition.getPartition in class Partitioner<K,V>key - the key to be partioned.value - the entry value.numReduceTasks - the total number of partitions.key.Copyright © 2008–2022 Apache Software Foundation. All rights reserved.