javax.servlet.http
public interface HttpSessionAttributeListener extends EventListener
In order to receive these notification events, the implementation
class must be either declared in the deployment descriptor of the web
application, annotated with WebListener
,
or registered via one of the addListener methods defined on
ServletContext
.
The order in which implementations of this interface are invoked is unspecified.
Modifier and Type | Method and Description |
---|---|
void |
attributeAdded(HttpSessionBindingEvent event)
Receives notification that an attribute has been added to a
session.
|
void |
attributeRemoved(HttpSessionBindingEvent event)
Receives notification that an attribute has been removed from a
session.
|
void |
attributeReplaced(HttpSessionBindingEvent event)
Receives notification that an attribute has been replaced in a
session.
|
void attributeAdded(HttpSessionBindingEvent event)
event
- the HttpSessionBindingEvent containing the session
and the name and value of the attribute that was addedvoid attributeRemoved(HttpSessionBindingEvent event)
event
- the HttpSessionBindingEvent containing the session
and the name and value of the attribute that was removedvoid attributeReplaced(HttpSessionBindingEvent event)
event
- the HttpSessionBindingEvent containing the session
and the name and (old) value of the attribute that was replacedCopyright © 2014 JBoss by Red Hat. All Rights Reserved.