596f00ae_orter_plugin_for_MR___ASF_JIRA__Protection
[Class] org.apache.hadoop.mapreduce.task.reduce.MapOutput [Annotation] Annotated as Public, Unstable [Reason] Returned from reserve() method in PreReduceProcessor. [Protection] 
Changed from package protected to public
[MAPREDUCE-2454] Allow external sorter plugin for MR - ASF JIRA
Protection