Package org.apache.hadoop.ipc

Interface Schedulable

All Known Implementing Classes:

ExternalCall, Server.Call

@Private
public interface Schedulable

Interface which allows extracting information necessary to create schedulable identity strings.

Method Summary

Modifier and Type	Method	Description
default CallerContext	getCallerContext()	This is overridden only in Server.Call.
int	getPriorityLevel()
UserGroupInformation	getUserGroupInformation()

Method Detail

getUserGroupInformation

UserGroupInformation getUserGroupInformation()

getCallerContext

default CallerContext getCallerContext()

This is overridden only in Server.Call. The CallerContext field will be used to carry information about the user in cases where UGI proves insufficient. Any other classes that might try to use this method, will get an UnsupportedOperationException.

Returns:

an instance of CallerContext if method is overridden else get an UnsupportedOperationException

getPriorityLevel

int getPriorityLevel()