Research On Opening Management Information System Based On XML And Web Service

With economic globalization and the widespread application of information technology, Management Information System (MIS) plays a more and more important role in the management of enterprisesFirstly, the problem of"Information Island"which occurred in the procedure of Enterprise Application Integration (EAI) is analyzed. Based on the principles of Service-Oriented Architecture (SOA), a new construction solution of opening MIS based on XML and Web Service is presented, using XML technology and Webservice. Its characters are as follows:1) Web service is used as the interface of the server application;2) XML technology is applied for the data processing and transmission;3) Relational Database and XML technology are all used for the data storage.N-tier Architecture design is also used in the procedure of system design, and the System is logically divided into for layers: Data Layer, Business Layer, Data Transmission Layer and Application Layer, which made the architecture of system is legible and easier for maintenance and expansion.Then, some key techniques for the server application are also provided:1) Configuration Management based on Configuration File;2) Role and User Group-based Access Control , and authentication based on SOAP Header, HTTP module and Cache;3) Fault diagnosis by exception processing;4) Secure Communication based on SOAP Extension module;5) Interface based on Microsoft Office component for data input and output.Finally, a solution for client program based on WinForm is presented, which call the Webservice method in the server application by the proxy object for interoperation with the server application...