org.apache.hadoop.mapreduce.lib.map
Class WrappedMapper<KEYIN,VALUEIN,KEYOUT,VALUEOUT>

java.lang.Object
  extended by org.apache.hadoop.mapreduce.Mapper<KEYIN,VALUEIN,KEYOUT,VALUEOUT>
      extended by org.apache.hadoop.mapreduce.lib.map.WrappedMapper<KEYIN,VALUEIN,KEYOUT,VALUEOUT>

@InterfaceAudience.Public
@InterfaceStability.Evolving
public class WrappedMapper<KEYIN,VALUEIN,KEYOUT,VALUEOUT>
extends Mapper<KEYIN,VALUEIN,KEYOUT,VALUEOUT>

A Mapper which wraps a given one to allow custom WrappedMapper.Context implementations.


Constructor Summary
WrappedMapper()
           
 
Method Summary
 org.apache.hadoop.mapreduce.Mapper.Context getMapContext(MapContext<KEYIN,VALUEIN,KEYOUT,VALUEOUT> mapContext)
          Get a wrapped WrappedMapper.Context for custom implementations.
 
Methods inherited from class org.apache.hadoop.mapreduce.Mapper
cleanup, map, run, setup
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

WrappedMapper

public WrappedMapper()
Method Detail

getMapContext

public org.apache.hadoop.mapreduce.Mapper.Context getMapContext(MapContext<KEYIN,VALUEIN,KEYOUT,VALUEOUT> mapContext)
Get a wrapped WrappedMapper.Context for custom implementations.

Parameters:
mapContext - MapContext to be wrapped
Returns:
a wrapped Mapper.Context for custom implementations


Copyright © 2012 Apache Software Foundation. All Rights Reserved.