Package javax.servlet
Interface ServletRequestAttributeListener
- All Superinterfaces:
EventListener
A ServletRequestAttributeListener can be implemented by the
developer interested in being notified of request attribute
changes. Notifications will be generated while the request
is within the scope of the web application in which the listener
is registered. A request is defined as coming into scope when
it is about to enter the first servlet or filter in each web
application, as going out of scope when it exits the last servlet
or the first filter in the chain.
- Since:
- Servlet 2.4
-
Method Summary
Modifier and TypeMethodDescriptionvoid
Notification that a new attribute was added to the servlet request.void
Notification that an existing attribute has been removed from the servlet request.void
Notification that an attribute was replaced on the servlet request.
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Method Details
-
attributeAdded
Notification that a new attribute was added to the servlet request. Called after the attribute is added.- Parameters:
srae
- Information about the new request attribute
-
attributeRemoved
Notification that an existing attribute has been removed from the servlet request. Called after the attribute is removed.- Parameters:
srae
- Information about the removed request attribute
-
attributeReplaced
Notification that an attribute was replaced on the servlet request. Called after the attribute is replaced.- Parameters:
srae
- Information about the replaced request attribute
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