Changed Classes and Interfaces |
Counter
|
A named counter that tracks the progress of a map/reduce job. |
Job
|
The job submitter's view of the Job. |
JobContext
|
A read-only view of the job that is provided to the tasks while they are running. |
MapContext
|
The context that is given to the Mapper |
OutputCommitter
|
OutputCommitter describes the commit of task output for a Map-Reduce job. |
ReduceContext
|
The context passed to the Reducer |
TaskAttemptContext
|
The context for task attempts. |
TaskID
|
TaskID represents the immutable and unique identifier for a Map or Reduce Task. |
TaskInputOutputContext
|
A context object that allows input and output from the task. |