visad
Class ReferenceActionLink

java.lang.Object
  |
  +--visad.ReferenceActionLink

Direct Known Subclasses:

DataDisplayLink

public class ReferenceActionLink

extends Object

ReferenceActionLink objects are used by Action objects to define their connections with ThingReference objects.

Field Summary

(package private) Action	action
(package private) ActionImpl	local_action
(package private) ThingReference	ref

Constructor Summary

ReferenceActionLink(ThingReference r, ActionImpl local_a, Action a, long jd)

Method Summary

(package private) void	acknowledgeThingChangedEvent(long actionTick)
boolean	checkTicks() check whether this link requests Action to be applied
Action	getAction()
(package private) long	getId()
ActionImpl	getLocalAction()
String	getName()
(package private) ThingChangedEvent	getThingChangedEvent() return any waiting event
ThingReference	getThingReference()
(package private) void	incTick(long t) set value of NewTick; presumably increases value
(package private) ThingChangedEvent	peekThingChangedEvent() return any waiting event
boolean	peekTicks() returns true if there is an action pending
(package private) void	resetTicks() clear internal state
void	setTicks() sync consumer's tick count with producer's tick count

Methods inherited from class java.lang.Object

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

Field Detail

ref

ThingReference ref

local_action

ActionImpl local_action

action

Action action

Constructor Detail

ReferenceActionLink

public ReferenceActionLink(ThingReference r,
                           ActionImpl local_a,
                           Action a,
                           long jd)
                    throws RemoteException,
                           VisADException

Method Detail

getId

long getId()

getThingReference

public ThingReference getThingReference()

getLocalAction

public ActionImpl getLocalAction()

getAction

public Action getAction()

getName

public String getName()

incTick

void incTick(long t)

set value of NewTick; presumably increases value

setTicks

public void setTicks()

sync consumer's tick count with producer's tick count

peekTicks

public boolean peekTicks()

returns true if there is an action pending

checkTicks

public boolean checkTicks()

check whether this link requests Action to be applied

resetTicks

void resetTicks()

clear internal state

getThingChangedEvent

ThingChangedEvent getThingChangedEvent()
                                 throws RemoteException,
                                        VisADException

return any waiting event

peekThingChangedEvent

ThingChangedEvent peekThingChangedEvent()
                                  throws RemoteException,
                                         VisADException

return any waiting event

acknowledgeThingChangedEvent

void acknowledgeThingChangedEvent(long actionTick)