EJB 3.0 1)会话Bean:对业务逻辑建模 分类: 有状态,能分辨不同的客户;无状态,不能分辨不同的客户 2)实体(Entity) POJO 3)消息Bean 支持异步通信。没有直接的客户端,由消息触发(驱动) 【What is EJB】相关文章 1. EJB2和EJB3在架构上的不同点 2. JSP和EJB可以共享HttpSession么
Enterprise JavaBeans (EJB) is a specification for developing large-scale, distributed business applications on the Java platform. EJB 1.0 was released in 1998. The most current release, EJB 3.2.3, has been adopted for inclusion in Jakarta EE, where it will be renamed Jakarta Enterprise Beans....
1)服务器端的业务层框架 2)遵循EJB规范的标准组件 3)分布式组件 4)持久化数据支持 5)事务性支持 6)支持并发多用户安全 技术选择: 表现层技术:Servlet, JSP MVC框架:Struts,Tapestry,MyFaces… 业务层组件:JavaBean 集成层: Spring,EJB 持久层技术:JDBC ORM框架:Hibernate,TopLink,OpenJPA,EJB JPA… 常见技术组...
73. What is EJB? Electronic java beans Enterprise Java beans Edition java beans Answer:B) Enterprise Java beans Explanation: Enterprise java beans (EJB). Learn & Test Your Skills Python MCQsJava MCQsC++ MCQsC MCQsJavaScript MCQsCSS MCQsjQuery MCQsPHP MCQsASP.Net MCQs ...
It is an enterprise platform which is mainly used to develop web and enterprise applications. It is built on the top of the Java SE platform. It includes topics like Servlet, JSP, Web Services, EJB, JPA, etc. 它是一个企业平台,主要用于开发Web和企业应用。它是建立在Java SE平台之上的。它包...
Java Server Faces (JSF) Enterprise Java Beans (EJB) Two-phase commit transactions Java Message Service message queue APIs (JMS) etc. Please note, that the Java Enterprise Edition has been moved to its own project which is now independent of the core Java SDK. This has been done to make ...
and runtime environment that is used for developing and running large-scale, multi-tiered, reliable, scalable and secure network applications. All the java web and enterprise applications are developed using this platform. Technologies likeservlet, jsp, struts, JPA, EJBetc are part of this ...
JDBC is for database processing which JMS is the messaging service app. EJB runs with Netbeansand Eclipse platformfor running Java programs. The packages are present along with the technologies in which they are used. JNDI is also used with the LDAP service provider. There are a series of ...
来自于:https://www.quora.com/What-is-the-difference-between-J2EE-and-Spring Lot of people specially those who are new in Java world are confused with these terms J2EE, JavaEE, J2SE, JDK, Spring, EJB's etc. Lets Keep it Simple Stupid. ...
What is Java? In this article, we explore the history of Java, its key features and benefits, and real-world examples of its applications.