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javax.servlet Interface ServletContextListener
- All Superinterfaces:
- EventListener
public interface ServletContextListener
- extends EventListener
Implements:
java.util.EventListener
此接口的实现接收有关其所属 Web 应用程序的 servlet 上下文更改的通知。要接收通知事件，必须在 Web 应用程序的部署描述符中配置实现类。
| since |
| |
| See also | javax.servlet.ServletContextEvent |
Implementations of this interface receive notifications about changes to the servlet context of the web application they are part of. To receive notification events, the implementation class must be configured in the deployment descriptor for the web application.
- Since:
- v 2.3
- See Also:
ServletContextEvent
| Method Summary | |
|---|---|
void |
contextDestroyed(ServletContextEvent sce)
Notification that the servlet context is about to be shut down. |
void |
contextInitialized(ServletContextEvent sce)
Notification that the web application initialization process is starting. |
| Method Detail |
|---|
public void
contextInitialized(ServletContextEvent sce)
通知将开始 Web 应用程序初始化过程。在初始化 Web 应用程序中的所有过滤器或 servlet 之前，应该通知所有 ServletContextListener 关于上下文初始化的信息。
英文文档：
contextInitialized
void contextInitialized(ServletContextEvent sce)
- Notification that the web application initialization
process is starting.
All ServletContextListeners are notified of context
initialization before any filter or servlet in the web
application is initialized.
public void
contextDestroyed(ServletContextEvent sce)
通知即将关闭 servlet 上下文。在通知所有 ServletContextListener 上下文销毁之前，所有 servlet 和过滤器都已销毁。
英文文档：
contextDestroyed
void contextDestroyed(ServletContextEvent sce)
- Notification that the servlet context is about to be shut down.
All servlets and filters have been destroy()ed before any
ServletContextListeners are notified of context
destruction.
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