Design And Validation Of Credit Card System For Department Stores

With the rapid development of the computer technology, the application of Credit card system is widespread day by day. The credit card takes convenient means of payment, already accepted for more and more people. The use urgent need one with high flexibility which can use in the global scope. On the other hand, Along with the enhancement of the function and the flexibility, the possibility of error occurs also increases. In order to guarantee the accuracy and the security of the credit card system, enhance the reliability, many technical methods are adopted, Formalized method is one of them.The essay research about the design and realization of the system, which is the credit card core system for the new credit business. The level of service for the corporations and the customers is high, the finance commodity is provided, and what is more, the system is high credible and adapted the world standard. The designing of parts of the system is done, including the information changing, the authorizing, the membership managing, the unite corporation, and the common parts, the common charge, the exterior credit authorizing. The charge sub module is explained as a sample. Microsoft Windows XP is used as the developing platform, Oracle Database 10g Express Edition is used as database, Eclipse3. 2. 2, Servlet2. 2 are developing tools, JUnit3. 8. 1 is test tool, Tomcat3. 2. 3 provides the server, and what is more, Curl IDE6. 0 and Curl RTE6. 0 are used as use interface developing tools.The breakpoint of the essay is to do a new try in the credit system. The strategic development of the company and the standardization of the system is considered. The design principle is maintenance first. Components design is used to avoid repetition. Auto test technology is provided that whenever testing is possible. And also java path find is used for validation, which provides a high credible system.