org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair
Class QueuePlacementRule.NestedUserQueue

java.lang.Object
  org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.QueuePlacementRule
      org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.QueuePlacementRule.NestedUserQueue

Enclosing class:

QueuePlacementRule

public static class QueuePlacementRule.NestedUserQueue
extends QueuePlacementRule

Places apps in queues with name of the submitter under the queue returned by the nested rule.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.QueuePlacementRule

QueuePlacementRule.Default, QueuePlacementRule.NestedUserQueue, QueuePlacementRule.PrimaryGroup, QueuePlacementRule.Reject, QueuePlacementRule.SecondaryGroupExistingQueue, QueuePlacementRule.Specified, QueuePlacementRule.User

Field Summary

Fields inherited from class org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.QueuePlacementRule

create

Constructor Summary

QueuePlacementRule.NestedUserQueue()

Method Summary

protected String	getQueueForApp(String requestedQueue, String user, org.apache.hadoop.security.Groups groups, Map<FSQueueType,Set<String>> configuredQueues) Applies this rule to an app with the given requested queue and user/group information.
void	initializeFromXml(Element el) Parse xml and instantiate the nested rule
boolean	isTerminal() Returns true if this rule never tells the policy to continue.

Methods inherited from class org.apache.hadoop.yarn.server.resourcemanager.scheduler.fair.QueuePlacementRule

assignAppToQueue, initialize

Methods inherited from class java.lang.Object

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

Constructor Detail

QueuePlacementRule.NestedUserQueue

public QueuePlacementRule.NestedUserQueue()

Method Detail

initializeFromXml

public void initializeFromXml(Element el)
                       throws AllocationConfigurationException

Parse xml and instantiate the nested rule

Overrides:

initializeFromXml in class QueuePlacementRule

Throws:

AllocationConfigurationException

getQueueForApp

protected String getQueueForApp(String requestedQueue,
                                String user,
                                org.apache.hadoop.security.Groups groups,
                                Map<FSQueueType,Set<String>> configuredQueues)
                         throws IOException

Description copied from class: QueuePlacementRule

Applies this rule to an app with the given requested queue and user/group information.

Specified by:

getQueueForApp in class QueuePlacementRule

Parameters:

requestedQueue - The queue specified in the ApplicationSubmissionContext

user - The user submitting the app.

groups - The groups of the user submitting the app.

Returns:

The name of the queue to assign the app to, or null to empty string continue to the next rule.

Throws:

IOException

isTerminal

public boolean isTerminal()

Description copied from class: QueuePlacementRule

Returns true if this rule never tells the policy to continue.

Specified by:

isTerminal in class QueuePlacementRule