说明：  J2EE全实例教程 详细的讲解J2EE平台 并有WEBLOGIC的安装说明 EJB的实现 持久性的EJB 并带有很多源代码参考
(example of the whole J2EE detailed tutorial on the J2EE platform and the installation notes WEBLOGIC E JB the realization of a lasting and with a lot of EJB source code reference)