ServletContextAttributeListener (Java EE 5)

此接口的实现接收 Web 应用程序的 servlet 上下文中的属性列表更改通知。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	en v 2.3
See also	javax.servlet.ServletContextAttributeEvent

英文文档：

Implementations of this interface receive notifications of changes to the attribute list on the servlet context of a web application. To receive notification events, the implementation class must be configured in the deployment descriptor for the web application.

Since:

v 2.3

See Also:

ServletContextAttributeEvent

---

Method Summary
void	attributeAdded(ServletContextAttributeEvent scab)           Notification that a new attribute was added to the servlet context.
void	attributeRemoved(ServletContextAttributeEvent scab)           Notification that an existing attribute has been removed from the servlet context.
void	attributeReplaced(ServletContextAttributeEvent scab)           Notification that an attribute on the servlet context has been replaced.

 

Method Detail

public void attributeAdded(ServletContextAttributeEvent scab)
通知向 servlet 上下文中添加了一个新属性。在添加属性之后调用。

英文文档：

attributeAdded

void attributeAdded(ServletContextAttributeEvent scab)

Notification that a new attribute was added to the servlet context. Called after the attribute is added.

---

public void attributeRemoved(ServletContextAttributeEvent scab)
通知现有属性已从 servlet 上下文中移除。在移除属性之后调用。

英文文档：

attributeRemoved

void attributeRemoved(ServletContextAttributeEvent scab)

Notification that an existing attribute has been removed from the servlet context. Called after the attribute is removed.

---

public void attributeReplaced(ServletContextAttributeEvent scab)
通知已替换 servlet 上下文中的一个属性。在替换属性之后调用。

英文文档：

attributeReplaced

void attributeReplaced(ServletContextAttributeEvent scab)

Notification that an attribute on the servlet context has been replaced. Called after the attribute is replaced.

---

Overview  Package   Class  Tree  Deprecated  Index  Help
PREV CLASS   NEXT CLASS	FRAMES    NO FRAMES
SUMMARY: NESTED | FIELD | CONSTR | METHOD	DETAIL: FIELD | CONSTR | METHOD

---

Submit a bug or feature

Copyright 2007 Sun Microsystems, Inc. All rights reserved. Use is subject to license terms.