Hi, How can I trace the users, (in case of servlets) who is connected to the server? Ex: in case of chat application how to find the users connected to server? How can the server will notified in case of session expiration. Thanks, Satya.
[This message has been edited by Sathyanarayana Katakam (edited December 27, 2000).] [This message has been edited by Sathyanarayana Katakam (edited December 27, 2000).]
Well you need some way to track users, usually you add some Principal-type object to the HttpSession. You can make that user object implement a HttpListener interface to have it do things on session adding/removing which also happens to be a way of noticing a session expiring!