关键词: 设计模式 分布式应用程序 J2EE EJB

Abstract:

With the development of network technology, more and more people move their attention from single-process or single-threaded applications to distribut ed applications. There is no doubt that if you use design patterns in a distributed application, you will be much more productive. How can design patte  ns be used to develop a distributed application？ In order to solve this problem, this article cites design patterns from reference[1] , makes a Web for rum message system as a use case,and explains how to use design patterns in developing a distributed application in detail.

Key words: （design pattern;distributed application;Java2 enterprise edition, enterprise Java Bean）