| The development of network technologies results in theevolution of realizing methods of applications. C/S(Client/Server) mode was used to realize an application in thepast, while B/S (Broswer/Server) mode is more popularnowdays. And so much as application developed with N-tierthchnologies come into being. This kind of applications is moreflexible.J2EE technologies are used to carry out the application in thisproject. The process of developing J2EE project is analyzied andthe key technologies of J2EE are reasearched in this thesis, awhole architechure of the application is given out according tothe features of current project.DataBase design methods are researched in this thesis. Adatabase is designed according to the features of Oracle9i. Andalso design and realization method of database accessmiddleware are discussed.A way of changing CMP into BMP is given out after deepresearch. The system developed with the new way can bechanged easily when the user bring new requirements, and thenew way used in the project will make it easy to update theapplication with new technologies.Given a deep research of access privilege and designed a goodscheme of access priviledge for the system. The web systemdeveloped fits the user's requirement very well. And the user isvery satified with it.And also many items are taked into consideration at thebeginning of system's designing, such as, interface of software,type of data and temporary objects. |
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