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Java EE 7 First Look by NDJOBO Armel Fabrice

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Chapter 5. The Business Layer

Here we will begin with a presentation of improvements in the business layer and then, in a small project, we will try to put together some of the specifications seen previously. The topics to be covered include:

  • Enterprise JavaBeans 3.2
  • Putting all Java EE 7 specifications together

Enterprise JavaBeans 3.2

The Enterprise JavaBeans 3.2 Specification was developed under JSR 345. This section just gives you an overview of improvements in the API. The complete document specification (for more information) can be downloaded from http://jcp.org/aboutJava/communityprocess/final/jsr345/index.html.

The business layer of an application is the part of the application that is located between the presentation layer and data access ...

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