Package javax.servlet.http

Interface HttpSessionAttributeListener

All Superinterfaces:
EventListener
public interface HttpSessionAttributeListener extends EventListener
This listener interface can be implemented in order to get notifications of changes to the attribute lists of sessions within this web application.
Since:
Servlet 2.3

  • Method Details

    • attributeAdded

      default void attributeAdded(HttpSessionBindingEvent se)
      Notification that an attribute has been added to a session. Called after the attribute is added. The default implementation is a NO-OP.
      Parameters:
      se - Information about the added attribute

    • attributeRemoved

      default void attributeRemoved(HttpSessionBindingEvent se)
      Notification that an attribute has been removed from a session. Called after the attribute is removed. The default implementation is a NO-OP.
      Parameters:
      se - Information about the removed attribute

    • attributeReplaced

      default void attributeReplaced(HttpSessionBindingEvent se)
      Notification that an attribute has been replaced in a session. Called after the attribute is replaced. The default implementation is a NO-OP.
      Parameters:
      se - Information about the replaced attribute