org.apache.hadoop.mapred.lib

类 BinaryPartitioner<V>

java.lang.Object

org.apache.hadoop.mapreduce.Partitioner<BinaryComparable,V>

org.apache.hadoop.mapreduce.lib.partition.BinaryPartitioner<V>

org.apache.hadoop.mapred.lib.BinaryPartitioner<V>

所有已实现的接口:

Configurable, JobConfigurable, Partitioner<BinaryComparable,V>

public class BinaryPartitioner<V>
extends BinaryPartitioner<V>
implements Partitioner<BinaryComparable,V>

Partition BinaryComparable keys using a configurable part of the bytes array returned by BinaryComparable.getBytes().

另请参阅:

BinaryPartitioner

构造器概要

构造器

构造器和说明
BinaryPartitioner()

方法概要

方法

限定符和类型	方法和说明
void	configure(JobConf job) Initializes a new instance from a JobConf.

从类继承的方法 org.apache.hadoop.mapreduce.lib.partition.BinaryPartitioner

getConf, getPartition, setConf, setLeftOffset, setOffsets, setRightOffset

从类继承的方法 java.lang.Object

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

从接口继承的方法 org.apache.hadoop.mapred.Partitioner

getPartition

构造器详细资料

BinaryPartitioner

public BinaryPartitioner()

方法详细资料

configure

public void configure(JobConf job)

从接口复制的说明: JobConfigurable

Initializes a new instance from a JobConf.

指定者:

configure 在接口中 JobConfigurable

参数:

job - the configuration