Package org.apache.hadoop.yarn.api.resource

Class PlacementConstraint.TimedPlacementConstraint

java.lang.Object

org.apache.hadoop.yarn.api.resource.PlacementConstraint.TimedPlacementConstraint

All Implemented Interfaces:

PlacementConstraint.Visitable

Enclosing class:

PlacementConstraint

public static class PlacementConstraint.TimedPlacementConstraint
extends Object
implements PlacementConstraint.Visitable

Represents a timed placement constraint that has to be satisfied within a time window.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	PlacementConstraint.TimedPlacementConstraint.DelayUnit	The unit of scheduling delay.

Constructor Summary

Constructors

Constructor	Description
TimedPlacementConstraint(PlacementConstraint.AbstractConstraint constraint)
TimedPlacementConstraint(PlacementConstraint.AbstractConstraint constraint, long schedulingDelay)
TimedPlacementConstraint(PlacementConstraint.AbstractConstraint constraint, long schedulingDelay, PlacementConstraint.TimedPlacementConstraint.DelayUnit delayUnit)

Method Summary

Modifier and Type	Method	Description
<T> T	accept(PlacementConstraint.Visitor<T> visitor)	Visitor pattern.
boolean	equals(Object o)
PlacementConstraint.AbstractConstraint	getConstraint()	Get the constraint that has to be satisfied within the time window.
PlacementConstraint.TimedPlacementConstraint.DelayUnit	getDelayUnit()	The unit of the scheduling delay.
long	getSchedulingDelay()	Get the scheduling delay value that determines the time window within which the constraint has to be satisfied.
int	hashCode()
void	setConstraint(PlacementConstraint.AbstractConstraint constraint)	Sets the constraint that has to be satisfied within the time window.

Methods inherited from class java.lang.Object

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

Constructor Details

TimedPlacementConstraint

public TimedPlacementConstraint(PlacementConstraint.AbstractConstraint constraint,
 long schedulingDelay,
 PlacementConstraint.TimedPlacementConstraint.DelayUnit delayUnit)

TimedPlacementConstraint

public TimedPlacementConstraint(PlacementConstraint.AbstractConstraint constraint,
 long schedulingDelay)

TimedPlacementConstraint

public TimedPlacementConstraint(PlacementConstraint.AbstractConstraint constraint)

Method Details

getConstraint

public PlacementConstraint.AbstractConstraint getConstraint()

Get the constraint that has to be satisfied within the time window.

Returns:

the constraint to be satisfied

setConstraint

public void setConstraint(PlacementConstraint.AbstractConstraint constraint)

Sets the constraint that has to be satisfied within the time window.

Parameters:

constraint - the constraint to be satisfied

getSchedulingDelay

public long getSchedulingDelay()

Get the scheduling delay value that determines the time window within which the constraint has to be satisfied.

Returns:

the value of the scheduling delay

getDelayUnit

public PlacementConstraint.TimedPlacementConstraint.DelayUnit getDelayUnit()

The unit of the scheduling delay.

Returns:

the unit of the delay

accept

public <T> T accept(PlacementConstraint.Visitor<T> visitor)

Description copied from interface: PlacementConstraint.Visitable

Visitor pattern.

Specified by:

accept in interface PlacementConstraint.Visitable

Type Parameters:

T - defines the type that the visitor will use and the return type of the accept.

Parameters:

visitor - visitor to be used

Returns:

the result of visiting a given object.

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object