@InterfaceAudience.Private @InterfaceStability.Unstable
Class | Description |
---|---|
JobContextImpl |
A read-only view of the job that is provided to the tasks while they
are running.
|
MapContextImpl<KEYIN,VALUEIN,KEYOUT,VALUEOUT> |
The context that is given to the
Mapper . |
ReduceContextImpl<KEYIN,VALUEIN,KEYOUT,VALUEOUT> |
The context passed to the
Reducer . |
TaskAttemptContextImpl |
The context for task attempts.
|
TaskAttemptContextImpl.DummyReporter | |
TaskInputOutputContextImpl<KEYIN,VALUEIN,KEYOUT,VALUEOUT> |
A context object that allows input and output from the task.
|
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