org.apache.giraph.block_app.framework.piece.global_comm.map

Interface ReducerMapHandle<I,S,R>

Type Parameters:

I - Key type

S - Single value type

R - Reduced value type

All Superinterfaces:

MapHandle<I,ReducerHandle<S,R>>

public interface ReducerMapHandle<I,S,R>
extends MapHandle<I,ReducerHandle<S,R>>

Handle to array of reducers

Method Summary

Modifier and Type	Method and Description
BroadcastMapHandle<I,R>	broadcastValue(BlockMasterApi master) Broadcast whole map of reducers to master
int	getReducedSize(BlockMasterApi master) Number of elements that were reduced.

Methods inherited from interface org.apache.giraph.block_app.framework.piece.global_comm.map.MapHandle

get

Method Detail

getReducedSize

int getReducedSize(BlockMasterApi master)

Number of elements that were reduced.

broadcastValue

BroadcastMapHandle<I,R> broadcastValue(BlockMasterApi master)

Broadcast whole map of reducers to master

Returns:

Handle to the broadcasted map.