Preliminary Study Of The Critical Enterprise Information Public Service Platform Based On J2ee Technology

The aim of enterprise's informationization construction is to advance the industrialized process, and to improve the automates level of enterprises Its main content is to adopt the information technology, network, soft and hard of computer to optimize information of corporation, employees, fund and material resources etc in order to realize eleciclizm, networklizm, automatization and intelligentize. The key of enterprise's informationization construction is to set up the informationization public service platform of enterprises, so as to realize data integration and data exchange among corporations, which resolve information island of corporation in the end .One of the key technology of realizing enterprise's information construction is data integration and data interchange. Which can resolve the bottleneck problems of information island very well. This dissertation achieves purposes as follow:· Analysis and research in data integration based on data copy technology in traditional database .· the study of data integration and data exchange based on XML language.· data exchange between XML mode and relation mode.First, this dissertation introduces the research sense, key technology, current status of domestic and international in enterprise's informationization, points out data integration and data exchange which is the key technology to develop the soft platform of enterprise information. Then we analyses the hierarchical structure about enterprise's informationization and advantage of three layer structure, bring up the concept of public data interface and next we deeply study the integrated tactics, platform choice, integration course and data Conversion etc. At last, through a industrial project, we constructed a soft platform of enterprise's informationization based on J2EE.