javax.enterprise.event

Interface Event<T>

Type Parameters:

T - the event type

public interface Event<T>

The event interface is used for firing events with specific classifiers and types. A built-in event bean is provided by the container.

Method Summary

Modifier and Type	Method and Description
void	fire(T event)
<U extends T> CompletionStage<U>	fireAsync(U asyncEvent) Fires the given event asynchronous and notifies all ObservesAsync observers.
<U extends T> CompletionStage<U>	fireAsync(U asyncEvent, NotificationOptions notificationOptions) Fires the given event asynchronous and notifies all ObservesAsync observers.
Event<T>	select(Annotation... qualifiers)
<U extends T> Event<U>	select(Class<U> subtype, Annotation... qualifiers)
<U extends T> Event<U>	select(TypeLiteral<U> subtype, Annotation... qualifiers)

Method Detail

fire

void fire(T event)

fireAsync

<U extends T> CompletionStage<U> fireAsync(U asyncEvent)

Fires the given event asynchronous and notifies all ObservesAsync observers.

Type Parameters:

U - the type of the result

Parameters:

asyncEvent - event to fire async

Returns:

CompletionStage with type U

Since:

2.0

fireAsync

<U extends T> CompletionStage<U> fireAsync(U asyncEvent,
                                           NotificationOptions notificationOptions)

Fires the given event asynchronous and notifies all ObservesAsync observers.

Type Parameters:

U - type of the result

Parameters:

asyncEvent - event to fire async

notificationOptions -

Returns:

CompletionStage with type U

Since:

2.0

select

Event<T> select(Annotation... qualifiers)

select

<U extends T> Event<U> select(Class<U> subtype,
                              Annotation... qualifiers)

select

<U extends T> Event<U> select(TypeLiteral<U> subtype,
                              Annotation... qualifiers)