Package org.approvaltests.hadoop.version1

Class ReducerWrapper<KeyIn,ValueIn,KeyOut,ValueOut>

java.lang.Object

org.apache.hadoop.mapreduce.Reducer<KeyIn,ValueIn,KeyOut,ValueOut>

org.approvaltests.hadoop.version1.SmartReducer<KeyIn,ValueIn,KeyOut,ValueOut>

org.approvaltests.hadoop.version1.ReducerWrapper<KeyIn,ValueIn,KeyOut,ValueOut>

All Implemented Interfaces:

Transform<KeyIn,ValueIn,KeyOut,ValueOut>

public class ReducerWrapper<KeyIn,ValueIn,KeyOut,ValueOut>
extends SmartReducer<KeyIn,ValueIn,KeyOut,ValueOut>

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.Reducer

org.apache.hadoop.mapreduce.Reducer.Context

Constructor Summary

Constructors

Constructor	Description
ReducerWrapper(org.apache.hadoop.mapreduce.Reducer<KeyIn,ValueIn,KeyOut,ValueOut> reducer, Class<KeyIn> keyIn, Class<ValueIn> valueIn, Class<KeyOut> keyOut, Class<ValueOut> valueOut)

Method Summary

Modifier and Type	Method	Description
Class<KeyIn>	getKeyInType()
Class<KeyOut>	getKeyOutType()
Class<ValueIn>	getValueInType()
Class<ValueOut>	getValueOutType()
void	run(org.apache.hadoop.mapreduce.Reducer.Context context)

Methods inherited from class org.apache.hadoop.mapreduce.Reducer

cleanup, reduce, setup

Methods inherited from class java.lang.Object

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

Constructor Details

ReducerWrapper

public ReducerWrapper(org.apache.hadoop.mapreduce.Reducer<KeyIn,ValueIn,KeyOut,ValueOut> reducer,
Class<KeyIn> keyIn,
Class<ValueIn> valueIn,
Class<KeyOut> keyOut,
Class<ValueOut> valueOut)

Method Details

getKeyInType

public Class<KeyIn> getKeyInType()

getValueInType

public Class<ValueIn> getValueInType()

getKeyOutType

public Class<KeyOut> getKeyOutType()

getValueOutType

public Class<ValueOut> getValueOutType()

run

public void run(org.apache.hadoop.mapreduce.Reducer.Context context)
         throws IOException,
InterruptedException

Overrides:

run in class org.apache.hadoop.mapreduce.Reducer<KeyIn,ValueIn,KeyOut,ValueOut>

Throws:

IOException

InterruptedException