30.8.2 Session Tracking with @SessionScoped Beans
The previous web applications used @RequestScoped beans by default—the beans existed only for the duration of each request. In the next application, we use a @SessionScoped bean to maintain selections throughout the user’s session. Such a bean is created when a session begins and exists throughout the entire session. A @SessionScoped bean can be accessed by all of the app’s pages during the session, and the app server maintains a separate @SessionScoped bean for each user. By default a session expires after 30 minutes of inactivity or when the user closes the browser that was used to begin the session. When the session expires, the server discards the bean associated with that session.
Software ...
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