org.refcodes.observer

Interface Observer<E extends Event<?>>

Type Parameters:

E - the element type

All Known Subinterfaces:

ObserverDescriptor<E,O,EM>

All Known Implementing Classes:

ObserverDescriptorImpl

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface Observer<E extends Event<?>>

The listener of an event subscriber to be fed with events by a event publisher.

Method Summary

Modifier and Type	Method and Description
void	onEvent(E aEvent) The listener implementing this interface is notified of an event via this method.

Method Detail

onEvent

void onEvent(E aEvent)

The listener implementing this interface is notified of an event via this method. The publisher pushes the event to the subscriber.

Parameters:

aEvent - aEvent The event to be pushed from the publisher to the subscriber.