Package org.apache.hadoop.mapred

Interface DirectShuffleMetaData

All Superinterfaces:

org.apache.hadoop.io.Writable

All Known Implementing Classes:

MapRDirectShuffleMetaData

public interface DirectShuffleMetaData
extends org.apache.hadoop.io.Writable

The metadata exposed by the direct shuffle auxiliary service running inside node manager. TODO(Santosh): Move this interface into mapreduce contrib on GIT.

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	DIRECT_SHUFFLE_SERVICE_ID

Method Summary

Modifier and Type	Method	Description
java.util.Map<java.lang.String,org.apache.hadoop.fs.PathId>	getMapReduceDirsPathIds()
java.lang.String	getNodeManagerHostName()

Methods inherited from interface org.apache.hadoop.io.Writable

readFields, write

Field Detail

DIRECT_SHUFFLE_SERVICE_ID

static final java.lang.String DIRECT_SHUFFLE_SERVICE_ID

See Also:

Constant Field Values

Method Detail

getNodeManagerHostName

java.lang.String getNodeManagerHostName()

getMapReduceDirsPathIds

java.util.Map<java.lang.String,org.apache.hadoop.fs.PathId> getMapReduceDirsPathIds()