Package javax.servlet
Interface ServletContextAttributeListener
- 
- All Superinterfaces:
- java.util.EventListener
 
 public interface ServletContextAttributeListener extends java.util.EventListenerImplementations 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:
- Servlet 2.3
- See Also:
- ServletContextAttributeEvent
 
- 
- 
Method SummaryAll Methods Instance Methods Abstract Methods Modifier and Type Method Description voidattributeAdded(ServletContextAttributeEvent scae)Notification that a new attribute was added to the servlet context.voidattributeRemoved(ServletContextAttributeEvent scae)Notification that an existing attribute has been removed from the servlet context.voidattributeReplaced(ServletContextAttributeEvent scae)Notification that an attribute on the servlet context has been replaced.
 
- 
- 
- 
Method Detail- 
attributeAddedvoid attributeAdded(ServletContextAttributeEvent scae) Notification that a new attribute was added to the servlet context. Called after the attribute is added.- Parameters:
- scae- Information about the new attribute
 
 - 
attributeRemovedvoid attributeRemoved(ServletContextAttributeEvent scae) Notification that an existing attribute has been removed from the servlet context. Called after the attribute is removed.- Parameters:
- scae- Information about the removed attribute
 
 - 
attributeReplacedvoid attributeReplaced(ServletContextAttributeEvent scae) Notification that an attribute on the servlet context has been replaced. Called after the attribute is replaced.- Parameters:
- scae- Information about the replaced attribute
 
 
- 
 
-