【摘要】 一卡通系统是校园数字信息化建设的重要组成部分,而现存系统对日益增多的扩展业务需求却显得无能为力。基于这些问题,设计并实现了基于中间件的三层架构的校园一卡通系统,讨论了系统的结构,各子层涉及的关键技术和解决方案。该系统具有很强的可移植性和扩展性,层次分明的结构和合理的组织是其最大的优势。更多还原

【Abstract】 E-card system is an important part of digital campus,unfortunately,now the system existed is unable to satisfy the increased business demands. An E-card system based on the middleware and the three layers system architecture for campus is designed and im-plemented. Also,the system’s architecture,key issues and resolving methods in various sub-layers are discussed. This system has strongly transplantable and extensible performance. Furthermore,the clear hiberarchy and the reasonable organization are the most re-markable advantages of this system.更多还原