org.springframework.statemachine.trigger

Class EventTrigger<S,E>

java.lang.Object

org.springframework.statemachine.trigger.EventTrigger<S,E>

All Implemented Interfaces:

Trigger<S,E>

public class EventTrigger<S,E>
extends java.lang.Object
implements Trigger<S,E>

Constructor Summary

Constructors

Constructor and Description
EventTrigger(E event)

Method Summary

Modifier and Type	Method and Description
void	addTriggerListener(TriggerListener listener) Adds the trigger listener.
void	arm() Arm a trigger.
void	disarm() Disarm a trigger.
boolean	evaluate(TriggerContext<S,E> context) Evaluate trigger.
E	getEvent() Gets the event associated with this trigger.

Methods inherited from class java.lang.Object

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

Constructor Detail

EventTrigger

public EventTrigger(E event)

Method Detail

evaluate

public boolean evaluate(TriggerContext<S,E> context)

Description copied from interface: Trigger

Evaluate trigger.

Specified by:

evaluate in interface Trigger<S,E>

Parameters:

context - the context

Returns:

true, triggers is fired, false otherwise

addTriggerListener

public void addTriggerListener(TriggerListener listener)

Description copied from interface: Trigger

Adds the trigger listener.

Specified by:

addTriggerListener in interface Trigger<S,E>

Parameters:

listener - the listener

getEvent

public E getEvent()

Description copied from interface: Trigger

Gets the event associated with this trigger. It is possible that there are no event association.

Specified by:

getEvent in interface Trigger<S,E>

Returns:

the event

arm

public void arm()

Description copied from interface: Trigger

Arm a trigger. After trigger has been armed a TriggerListener may receive events.

Specified by:

arm in interface Trigger<S,E>

disarm

public void disarm()

Description copied from interface: Trigger

Disarm a trigger. After trigger has been disarmed a TriggerListener will not receive events.

Specified by:

disarm in interface Trigger<S,E>