When we mention to user session management ,what do we mean?
Session management helps you to maintain the state of user across the requests.
how are the client requests handled?
Client requests are different from session
In web tier,is it refer to request handling process?
No. It is handled by HttpSession object.(I assume you are refering to
Servlets)
what is the swing client about this?
We can always create our own mechanism for handling sessions. So it shouldn't be a problem in Swings