中间件实验，进一步掌握Java语言代码的编写；

2. 熟悉Java企业级平台Java EE 6的使用；

3. 学习使用NetBeans IDE（集成开发环境）；

4. 学习在GlassFish 2 Java应用服务器上运行代码-Middleware experiment, to further understand the preparation of Java language code　2. Familiar with the Java Enterprise platform, the use of Java EE 6　3. Learning to use the NetBeans IDE (Integrated Development Environment)　4. Learning in GlassFish 2 Java application server to run the code