com.google.appengine.tools.mapreduce

Interface WorkerContext<O>

Type Parameters:

O - type of output values produced by the worker

All Superinterfaces:

Context, ShardContext

All Known Subinterfaces:

MapOnlyMapperContext<O>, MapperContext<K,V>, ReducerContext<O>

All Known Implementing Classes:

BaseShardContext, MergeContext, SortContext

public interface WorkerContext<O>
extends ShardContext

Context for each worker (mapper or reducer) shard.

Method Summary

Methods

Modifier and Type	Method and Description
void	emit(O value) Emits a value to the output.

Methods inherited from interface com.google.appengine.tools.mapreduce.ShardContext

getCounter, getCounters, getShardCount, getShardNumber, incrementCounter, incrementCounter

Methods inherited from interface com.google.appengine.tools.mapreduce.Context

getJobId

Method Detail

emit

void emit(O value)

Emits a value to the output.