Package org.bgerp.app.event

Class EventProcessor

java.lang.Object

org.bgerp.app.event.EventProcessor

Direct Known Subclasses:

EventProcessor

public class EventProcessor
extends Object

Event processor, implementing Singleton and Observable patterns.

Constructor Summary

Constructors

Constructor	Description
EventProcessor()

Method Summary

Modifier and Type	Method	Description
static void	processEvent(Event event, ConnectionSet conSet)	Processes an event with registered listeners.
static <E extends Event> void	subscribe(EventListener<? super E> l, Class<E> clazz)	Subscribes a listener to events of a class.
static <E extends Event> void	subscribe(EventListener<? super E> l, Class<E> clazz, int priority)	Subscribes a listener to events of a class.
static void	unsubscribe(EventListener<?> l)	Unsubscribes a listener from all events.

Methods inherited from class java.lang.Object

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

Constructor Details

EventProcessor

public EventProcessor()

Method Details

subscribe

public static <E extends Event> void subscribe(EventListener<? super E> l,
 Class<E> clazz)

Subscribes a listener to events of a class.

Parameters:

l - the listener.

clazz - the event class.

subscribe

public static <E extends Event> void subscribe(EventListener<? super E> l,
 Class<E> clazz,
 int priority)

Subscribes a listener to events of a class.

Parameters:

l - the listener.

clazz - the event class.

priority - the listener's priority, high priority listeners process events earlier.

unsubscribe

public static void unsubscribe(EventListener<?> l)

Unsubscribes a listener from all events.

Parameters:

l - the listener.

processEvent

public static void processEvent(Event event,
 ConnectionSet conSet)
                         throws Exception

Processes an event with registered listeners.

Parameters:

event - the event.

conSet - a DB connections set.

Throws:

BGMessageException

Exception