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Package org.apache.hadoop.mapreduce

Added Classes
ClusterMetrics Status information on the current state of the Map-Reduce cluster.
JobACL Job related ACLs
JobStatus Describes the current status of a job.
JobStatus.State Current state of the job
JobSubmissionFiles A utility to manage job submission files.
Note that this class is for framework internal usage only and is not to be used by users directly.
TaskType Enum for map reduce job-setup job-cleanup task-cleanup task types.
 

Changed Classes
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.
OutputCommitter OutputCommitter describes the commit of task output for a Map-Reduce job.
ReduceContext The context passed to the Reducer
Reducer.Context