5. An Introduction to Stateful Framework

In the previous part, we have demonstrated how Seam simplifies Java EE 5.0 application development by integrating annotated EJB3 session beans (Chapter 2, Seam Hello World) into JSF. However, as you learn more about Seam, you will realize that the simple Java EE 5.0 integration just barely scratches the surface of what Seam can do. The real jewel of Seam is its support for sophisticated application state management that is not available in any other web application frameworks today. That is what we mean when we call Seam the “next generation” web application framework.

The state management facility in Seam is independent of JSF or EJB3. That makes Seam useful in a variety of environments. For instance, ...

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