org.apache.pivot.util
Class MessageBus

java.lang.Object
  org.apache.pivot.util.MessageBus

public class MessageBus
extends Object

Provides support for basic intra-application message passing.

Constructor Summary

MessageBus()

Method Summary

static <T> void	sendMessage(T message) Sends a message to subscribed topic listeners.
static <T> void	subscribe(Class<? super T> topic, MessageBusListener<T> messageListener) Subscribes a listener to a message topic.
static <T> void	unsubscribe(Class<? super T> topic, MessageBusListener<T> messageListener) Unsubscribe a listener from a message topic.

Methods inherited from class java.lang.Object

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

Constructor Detail

MessageBus

public MessageBus()

Method Detail

subscribe

public static <T> void subscribe(Class<? super T> topic,
                                 MessageBusListener<T> messageListener)

Subscribes a listener to a message topic.

Parameters:

topic -

messageListener -

unsubscribe

public static <T> void unsubscribe(Class<? super T> topic,
                                   MessageBusListener<T> messageListener)

Unsubscribe a listener from a message topic.

Parameters:

topic -

messageListener -

sendMessage

public static <T> void sendMessage(T message)

Sends a message to subscribed topic listeners.

Parameters:

message -