Before we continue on to the programming, I should warn you that the information here is subject to change, because MVC is evolving right in front of our eyes. As an avid reader, you should certainly verify, at least, that the API is with the current or final specification.
With all this said, the MVC framework certainly—even at this early stage—will be a leading specification for the future digital web development framework for many years to come, and not just because it is now officially part of the Java EE umbrella drivetrain. MVC leverages the JAX-RS (Java for RESTful Services) API and currently integrates with the other Java EE technologies including CDI and Bean Validation.
The expert group made the decision to layer on top of JAX-RS rather than the older Java servlet API, because JAX-RS fits the modern programming practice to use full semantics of the HTTP mapping capabilities. They also felt that adopting servlet would expose the developer to the lower-level programming...