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IBM WebSphere: Deployment and Advanced Configuration by Roland Barcia, Keys Botzum, Tom Alcott, Bill Hines

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Introduction to HTTP Session

It's almost impossible to visit any interactive web site today that does not make use of the HTTP session API. By providing multiple options for tracking a series of requests and associating those requests with a specific user, HTTP session allows applications to appear dynamic to application users. The most often cited example of HTTP session is the creation of a “shopping cart” for shoppers on a web site. In this example, information associating the user and their prior navigation through the web site and their selections are stored as objects in HTTP session. Once the users are ready to check out from the web site and purchase their selections, the application typically constructs a page composed of all the selected ...

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