Putting it all together

The example that will allow us to put together most of the APIs already studied since the first chapter, is an online preregistration site. In this example, we will not write any code. We limit ourselves to the presentation of an analysis of a problem that will help you understand how to use each of the pieces of code that are used to illustrate points in this book, in order to make a quality application based on the latest functionality of Java EE 7.

Presenting the project

The virtual enterprise software technology has received from a private university the order for creating an application to manage the preregistration of students online (candidate registration, validation of applications, and notifications of different candidates) and provide a real-time chat room for connected students. Furthermore, for statistical purposes, the system will allow the ministry of education access to certain information from a heterogeneous application.

The system called ONPRINS must...