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Apache Axis2 Web Services Second Edition by Afkham Azeez, Deepal Jayasinghe

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Chapter 10. Session Management

By design, web services are said to be stateless, so there is no notion of keeping state in a web service. From the programming point of view, having one or more instances does not make any difference at execution. Though web services are stateless, when it comes to complex or enterprise applications, it is hard to support the required functionality without maintaining state or having the session management support. As an example, consider a banking application where you go to an ATM, insert the ATM card, and start performing some transaction. Internally, it maintains a secure session for you. So operations in a given transaction belong to the same secure session. As mentioned in previous chapters, the Axis2 Web ...

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