@InterfaceAudience.Private @InterfaceStability.Unstable public class RejectPlacementRule extends FSPlacementRule
createQueue
Constructor and Description |
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RejectPlacementRule() |
Modifier and Type | Method and Description |
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ApplicationPlacementContext |
getPlacementForApp(org.apache.hadoop.yarn.api.records.ApplicationSubmissionContext asc,
String user)
Return the scheduler queue name the application should be placed in
wrapped in an
ApplicationPlacementContext object. |
boolean |
initialize(ResourceScheduler scheduler)
Standard initialisation for
FairScheduler rules, shared by all
rules. |
void |
setConfig(Object initArg)
The Reject rule does not use any configuration.
|
getCreateFlag, getParentRule, setConfig, setConfig, setParentRule
getName
public void setConfig(Object initArg)
setConfig
in class FSPlacementRule
initArg
- the config to be setpublic boolean initialize(ResourceScheduler scheduler) throws IOException
FSPlacementRule
FairScheduler
rules, shared by all
rules. Each rule that extends this abstract and overrides this method must
call super.initialize()
to run this basic initialisation.initialize
in class FSPlacementRule
scheduler
- the scheduler using the ruletrue
in all casesIOException
- for any errorspublic ApplicationPlacementContext getPlacementForApp(org.apache.hadoop.yarn.api.records.ApplicationSubmissionContext asc, String user)
PlacementRule
ApplicationPlacementContext
object.
A non null
return value places the application in a queue,
a null
value means the queue is not yet determined. The
next PlacementRule
in the list maintained in the
PlacementManager
will be executed.getPlacementForApp
in class PlacementRule
asc
- The context of the application created on submissionuser
- The name of the user submitting the applicationApplicationPlacementContext
or
null
if no queue was resolvedCopyright © 2008–2021 Apache Software Foundation. All rights reserved.