Module org.refcodes.observer
Package org.refcodes.observer

Interface Observer<E extends Event<?>>

Type Parameters:
E - the element type
All Known Implementing Classes:
ObserverDescriptor
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
    Description
    void
    onEvent(E aEvent)
    The listener implementing this interface is notified of an event via this method.

  • Method Details

    • 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.