Module io.helidon.service.registry

Package io.helidon.service.registry

Class Event

java.lang.Object

io.helidon.service.registry.Event

public final class Event
extends Object

Injection event types.

To publish an event, inject an instance of Event.Emitter.

To receive events, implement a method (at least package private) with the event object as a parameter, annotated with Event.Observer. The method can have any name, must be void, and have a single parameter that defines the event type.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static @interface	Event.AsyncObserver	A service method that is an event observer.
static interface	Event.Emitter<T>	To publish an event, simply inject an instance of this type (correctly typed with your event object) into your service, and call Event.Emitter.emit(Object, Qualifier...) on it when needed.
static @interface	Event.Observer	A service method that is an event observer.

Method Summary

Methods inherited from class java.lang.Object

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