ApplicationEventMulticaster (Spring Framework API 2.1) - Spring Framework 2.1.0 API 文档英文版

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org.springframework.context.event
Interface ApplicationEventMulticaster

All Known Implementing Classes:: AbstractApplicationEventMulticaster, SimpleApplicationEventMulticaster

public interface ApplicationEventMulticaster

Interface to be implemented by objects that can manage a number of ApplicationListeners, and publish events to them. An example of such an object is an ApplicationEventPublisher, typically the ApplicationContext, which can use an ApplicationEventMulticaster as a helper to publish events to listeners.

Author:: Rod Johnson

Method Summary

void addApplicationListener(ApplicationListener listener)
          Add a listener to be notified of all events.

void multicastEvent(ApplicationEvent event)
          Multicast the given application event to appropriate listeners.

void removeAllListeners()
          Remove all listeners registered with this multicaster.

void removeApplicationListener(ApplicationListener listener)
          Remove a listener from the notification list.

Method Summary
`void`	`addApplicationListener(ApplicationListener listener)` Add a listener to be notified of all events.
`void`	`multicastEvent(ApplicationEvent event)` Multicast the given application event to appropriate listeners.
`void`	`removeAllListeners()` Remove all listeners registered with this multicaster.
`void`	`removeApplicationListener(ApplicationListener listener)` Remove a listener from the notification list.

Method Detail

addApplicationListener

void addApplicationListener(ApplicationListener listener)

Add a listener to be notified of all events.

Parameters:: listener - the listener to add

removeApplicationListener

void removeApplicationListener(ApplicationListener listener)

Remove a listener from the notification list.

Parameters:: listener - the listener to remove

removeAllListeners

void removeAllListeners()

Remove all listeners registered with this multicaster. It will perform no action on event notification until more listeners are registered.

multicastEvent

void multicastEvent(ApplicationEvent event)

Multicast the given application event to appropriate listeners.

Parameters:: event - the event to multicast