javax.enterprise.event
Interface Event<T>

Type Parameters:

T - the type of the event object

public interface Event<T>

An interface for firing events of a particular type, and registering observers for events of that type.

Author:

Gavin King, Pete Muir, David Allen

Method Summary

void	fire(T event) Fire an event
Event<T>	select(java.lang.annotation.Annotation... bindings) Returns a child Event with the additional specified bindings.
<U extends T> Event<U>	select(java.lang.Class<U> subtype, java.lang.annotation.Annotation... bindings) Returns a child Event of the type specified and additional specified bindings.
<U extends T> Event<U>	select(TypeLiteral<U> subtype, java.lang.annotation.Annotation... bindings) Returns a child Event of the type specified and additional specified bindings.

Method Detail

fire

void fire(T event)

Fire an event

Parameters:

event - the event type

select

Event<T> select(java.lang.annotation.Annotation... bindings)

Returns a child Event with the additional specified bindings.

Parameters:

bindings - Additional bindings to add to child Event

Returns:

new child Event

select

<U extends T> Event<U> select(java.lang.Class<U> subtype,
                              java.lang.annotation.Annotation... bindings)

Returns a child Event of the type specified and additional specified bindings.

Type Parameters:

U - The subtype of T for the child Event

Parameters:

subtype - The class of the subtype of T

bindings - Additional specified bindings

Returns:

new child Event

select

<U extends T> Event<U> select(TypeLiteral<U> subtype,
                              java.lang.annotation.Annotation... bindings)

Returns a child Event of the type specified and additional specified bindings.

Type Parameters:

U - The subtype of T for the child Event

Parameters:

subtype - The TypeLiteral of the subtype of T

bindings - Additional specified bindings

Returns:

new child Event