【IT168 技术新闻】 
    新书 Mastering EJB 3.0 在这个月发布了. 

    Mastering EJB 系列图书, 从1.0, 到2.0 都是EJB图书的经典之作, 深入浅出, 覆盖了EJB编程的各个方面, 并且还有很多tips，是学习EJB必备的系列图书之一.. 

    最近, 随着EJB3.0热潮的逐渐兴起, Mastering EJB 系列也升级到了Mastering EJB 3.0 .. 3.0与旧版本相比有50%以上的内容都已经不同了.. 

    具体的新版本内容的改变,官方提到包括: 
    - More than 50% new and revised material 
    - Four new chapters and one new appendix covering the latest features of the new release 
    - Basic and advanced concepts (such as inheritance, relationships, and so on) of Java Persistence API defined entities 
    - Information on integrating EJB applications with the outside world via the Java EE Connector technology 
    - Tips and techniques for designing and deploying EJB for better performance 
    - Best practices for EJB 3.0 application design, development and testing 
    - Complete usage of EJB annotations along with equivalent XML configuration 
    - Tricks and traps of EJB deployment 
    - JBoss Workbook that discusses the exercises for each chapter (although the chapters are themselves vendor-agnostic) 

    官方下载： 
    http://www.theserverside.com/tt/books/wiley/masteringEJB3/index.tss 

    Java高级论坛: 
    http://www.matrix.org.cn/topic.shtml?forumId=1