Package org.apache.hadoop.yarn.server.resourcemanager.scheduler.constraint.api

Class PlacedSchedulingRequest

java.lang.Object

org.apache.hadoop.yarn.server.resourcemanager.scheduler.constraint.api.PlacedSchedulingRequest

public class PlacedSchedulingRequest
extends java.lang.Object

Class to encapsulate a Placed scheduling Request. It has the original Scheduling Request and a list of SchedulerNodes (one for each 'numAllocation' field in the corresponding ResourceSizing object. NOTE: Clients of this class SHOULD NOT rely on the value of resourceSizing.numAllocations and instead should use the size of collection returned by getNodes() instead.

Constructor Summary

Constructors

Constructor	Description
PlacedSchedulingRequest(org.apache.hadoop.yarn.api.records.SchedulingRequest request)

Method Summary

Modifier and Type	Method	Description
java.util.List<SchedulerNode>	getNodes()	List of Node locations on which this Scheduling Request can be placed.
int	getPlacementAttempt()
org.apache.hadoop.yarn.api.records.SchedulingRequest	getSchedulingRequest()
void	setPlacementAttempt(int attempt)
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

PlacedSchedulingRequest

public PlacedSchedulingRequest(org.apache.hadoop.yarn.api.records.SchedulingRequest request)

Method Detail

getSchedulingRequest

public org.apache.hadoop.yarn.api.records.SchedulingRequest getSchedulingRequest()

getNodes

public java.util.List<SchedulerNode> getNodes()

List of Node locations on which this Scheduling Request can be placed. The size of this list = schedulingRequest.resourceSizing.numAllocations.

Returns:

List of Scheduler nodes.

getPlacementAttempt

public int getPlacementAttempt()

setPlacementAttempt

public void setPlacementAttempt(int attempt)

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object