Package | Description |
---|---|
org.apache.hadoop.mapreduce | |
org.apache.hadoop.mapreduce.lib.reduce | |
org.apache.hadoop.mapreduce.task |
Modifier and Type | Class and Description |
---|---|
class |
Reducer.Context
The
Context passed on to the Reducer implementations. |
Modifier and Type | Class and Description |
---|---|
class |
WrappedReducer.Context |
Modifier and Type | Field and Description |
---|---|
protected ReduceContext<KEYIN,VALUEIN,KEYOUT,VALUEOUT> |
WrappedReducer.Context.reduceContext |
Modifier and Type | Method and Description |
---|---|
Reducer.Context |
WrappedReducer.getReducerContext(ReduceContext<KEYIN,VALUEIN,KEYOUT,VALUEOUT> reduceContext)
A a wrapped
Reducer.Context for custom implementations. |
Constructor and Description |
---|
Context(ReduceContext<KEYIN,VALUEIN,KEYOUT,VALUEOUT> reduceContext) |
Modifier and Type | Class and Description |
---|---|
class |
ReduceContextImpl<KEYIN,VALUEIN,KEYOUT,VALUEOUT>
The context passed to the
Reducer . |
Copyright © 2008–2022 Apache Software Foundation. All rights reserved.