javax.servlet
Interface ServletContextAttributeListener
- java.util.EventListener
public interface ServletContextAttributeListener
extends java.util.EventListener
Implementations of this interface recieve notifications of
changes to the attribute list on the servlet context of a web application.
To recieve notification events, the implementation class
must be configured in the deployment descriptor for the web application.
- v 2.3
ServletContextAttributeEvent
attributeAdded
public void attributeAdded(ServletContextAttributeEvent scab)
Notification that a new attribute was added to the servlet context. Called after the attribute is added.
attributeRemoved
public void attributeRemoved(ServletContextAttributeEvent scab)
Notification that an existing attribute has been remved from the servlet context. Called after the attribute is removed.
attributeReplaced
public void attributeReplaced(ServletContextAttributeEvent scab)
Notification that an attribute on the servlet context has been replaced. Called after the attribute is replaced.