The Research And Development Of Distributed Archives Management System Based On COM+ Technology

The design and development of distributed archives management system based on COM+ technology is elucidated in this thesis. Aiming at the ubiquitous disadvantages which previous versions of archives management system exist, this thesis emphasizes our system's advantages in many aspects such as capabilityN securityN currencyx adaptabilityN retractility, maintenance etc, and how to use DNA (Distributed Net Application) model and the service offered by COM+ (Component Object Model Plus) base structure platform to implement those advantages.The main contents of this thesis includes : the choice of the system structure and resource; the peculiarity of DNA development model and COM+ technology, and the COM+ service used by this system; the system requirement of function and program; the analysis> design and implement of Data Access TierN Business Rule Tier and Presentation Tier; the diverse deploy means according to different custom's requirement and the strategy of maintenance and adaptability modification.At last, the work of research and development is summarized, and what we should do in the future is suggested.