The Design And Realization Of E-Commerce System Based On J2EE

E-commerce represents a new-type of commercial operation mode that differs from traditional commerce. It provides facilities for on-line shopping, on-line transaction, on-line electronic payment among enterprises, and for trading between companies and consumers. E-commerce associates participants in commercial activities in a network environment by use of technologies of modern information security, computers, and networks and telecommunications. The transactions in E-commerce can be classified into two types: B2B (Business to Business, i.e. between enterprises) and B2C (Business to Customers, i.e. between enterprises and individuals). The participants in E-commerce activities can involve customers (individual consumer or enterprise group), merchants (including seller, manufacturer, stores), banks (including sends card line, receives single line), and authentication centers. The Openness, global availability, low cost, and high-efficiency of Internet has paved the way for e-commerce. The value of E-commerce to the society has gone far beyond as a new form in trading, manufacturing, or management activities, and will have impact on economical operation and structure of the whole society.The work presented in this thesis is based on the experiences gained in development of a prototype e-commerce system of Sichuan UNICOM. This thesis analyses the characteristic of UNICOM's e-commerce according to the actual conditions of Sichuan UNICOM and concrete demand, studies various kinds of J2EE technology included deeply at the same time, puts forward the overall design plan built up on the basis of J2EE, designs and realizes the e-commerce system of Sichuan UNICOM that offer the on-line shopping, on-line transaction and platform of payment for enterprise, trade company and consumer.The main content of the thesis includes:1. Analyzed the function of e-commerce system and development trend systematically.2. Introduced J2EE technology in a comparative all-round way and analyzed EJB package technology especially.3. Analyzed this system every component in detail according to the characteristics of users' actual demand and system, including business application system, peripheral system, the business platform and access platform. Putting forward the object of the business system construction and technological principle.4. Putting forward the suitable overall design of this e-commerce system according to the framework demand and characteristic to huge J2EE system structure and different ways that may be realized. Confirming J2EE developing platform. Participating in developing the function modules of system management and...