Constructor Detail

• EventBus

  public EventBus()

Method Detail

• subscribe

  public void subscribe(java.lang.Class<?> clazz,
                        EventHandler handler)

  Registers the given handler for the given class to receive events.

  Parameters:

  clazz - the event class to register

  handler - the handler to register

• subscribeAll

  public void subscribeAll(com.google.common.collect.Multimap<java.lang.Class<?>,EventHandler> handlers)

  Registers the given handler for the given class to receive events.

  Parameters:

  handlers - a map of handlers

• unsubscribe

  public void unsubscribe(java.lang.Class<?> clazz,
                          EventHandler handler)

  Unregisters the given handler for the given class.

  Parameters:

  clazz - the class

  handler - the handler

• unsubscribeAll

  public void unsubscribeAll(com.google.common.collect.Multimap<java.lang.Class<?>,EventHandler> handlers)

  Unregisters the given handlers.

  Parameters:

  handlers - a map of handlers

• register

  public void register(java.lang.Object object)

  Registers all handler methods on object to receive events. Handler methods are selected and classified using this EventBus's SubscriberFindingStrategy; the default strategy is the AnnotatedSubscriberFinder.

  Parameters:

  object - object whose handler methods should be registered.

• unregister

  public void unregister(java.lang.Object object)

  Unregisters all handler methods on a registered object.

  Parameters:

  object - object whose handler methods should be unregistered.

  Throws:

  java.lang.IllegalArgumentException - if the object was not previously registered.

• post

  public void post(java.lang.Object event)

  Posts an event to all registered handlers. This method will return successfully after the event has been posted to all handlers, and regardless of any exceptions thrown by handlers.

  Parameters:

  event - event to post.