Package org.apache.hadoop.yarn.server.resourcemanager.placement.csmappingrule

Class MappingRuleActions.RejectAction

java.lang.Object

org.apache.hadoop.yarn.server.resourcemanager.placement.csmappingrule.MappingRuleActionBase

org.apache.hadoop.yarn.server.resourcemanager.placement.csmappingrule.MappingRuleActions.RejectAction

All Implemented Interfaces:

MappingRuleAction

Enclosing class:

MappingRuleActions

public static class MappingRuleActions.RejectAction
extends MappingRuleActionBase

RejectAction represents the action when the application is rejected, this simply will throw an error on the user's side letting it know the submission was rejected.

Constructor Summary

Constructors

Constructor	Description
RejectAction()

Method Summary

Modifier and Type	Method	Description
MappingRuleResult	execute(VariableContext variables)	Reject action will unconditionally return a reject result.
String	toString()
void	validate(MappingRuleValidationContext ctx)	Reject action is always valid, so it is just an empty implementation of the defined interface method.

Methods inherited from class org.apache.hadoop.yarn.server.resourcemanager.placement.csmappingrule.MappingRuleActionBase

getFallback, setFallbackDefaultPlacement, setFallbackReject, setFallbackSkip

Methods inherited from class java.lang.Object

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

Constructor Details

RejectAction

public RejectAction()

Method Details

execute

public MappingRuleResult execute(VariableContext variables)

Reject action will unconditionally return a reject result.

Specified by:

execute in interface MappingRuleAction

Specified by:

execute in class MappingRuleActionBase

Parameters:

variables - The variable context, which contains all the variables

Returns:

Always a REJECT MappingRuleResut

validate

public void validate(MappingRuleValidationContext ctx)
              throws org.apache.hadoop.yarn.exceptions.YarnException

Reject action is always valid, so it is just an empty implementation of the defined interface method.

Parameters:

ctx - Validation context with all the necessary objects and helper methods required during validation

Throws:

org.apache.hadoop.yarn.exceptions.YarnException - is thrown on validation error

toString

public String toString()

Overrides:

toString in class Object