org.apache.hadoop.hbase.mapreduce

类 HashTable.HashMapper

java.lang.Object

org.apache.hadoop.mapreduce.Mapper<ImmutableBytesWritable,Result,KEYOUT,VALUEOUT>

org.apache.hadoop.hbase.mapreduce.TableMapper<ImmutableBytesWritable,ImmutableBytesWritable>

org.apache.hadoop.hbase.mapreduce.HashTable.HashMapper

封闭类:

HashTable

public static class HashTable.HashMapper
extends TableMapper<ImmutableBytesWritable,ImmutableBytesWritable>

嵌套类概要

从类继承的嵌套类/接口 org.apache.hadoop.mapreduce.Mapper

org.apache.hadoop.mapreduce.Mapper.Context

构造器概要

构造器

构造器和说明
HashTable.HashMapper()

方法概要

方法

限定符和类型	方法和说明
protected void	cleanup(org.apache.hadoop.mapreduce.Mapper.Context context)
protected void	map(ImmutableBytesWritable key, Result value, org.apache.hadoop.mapreduce.Mapper.Context context)
protected void	setup(org.apache.hadoop.mapreduce.Mapper.Context context)

从类继承的方法 org.apache.hadoop.mapreduce.Mapper

run

从类继承的方法 java.lang.Object

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

构造器详细资料

HashTable.HashMapper

public HashTable.HashMapper()

方法详细资料

setup

protected void setup(org.apache.hadoop.mapreduce.Mapper.Context context)
              throws IOException,
                     InterruptedException

覆盖:

setup 在类中 org.apache.hadoop.mapreduce.Mapper<ImmutableBytesWritable,Result,ImmutableBytesWritable,ImmutableBytesWritable>

抛出:

IOException

InterruptedException

map

protected void map(ImmutableBytesWritable key,
       Result value,
       org.apache.hadoop.mapreduce.Mapper.Context context)
            throws IOException,
                   InterruptedException

覆盖:

map 在类中 org.apache.hadoop.mapreduce.Mapper<ImmutableBytesWritable,Result,ImmutableBytesWritable,ImmutableBytesWritable>

抛出:

IOException

InterruptedException

cleanup

protected void cleanup(org.apache.hadoop.mapreduce.Mapper.Context context)
                throws IOException,
                       InterruptedException

覆盖:

cleanup 在类中 org.apache.hadoop.mapreduce.Mapper<ImmutableBytesWritable,Result,ImmutableBytesWritable,ImmutableBytesWritable>

抛出:

IOException

InterruptedException