Design & Application Of EAI Based On Web Service

Along with the increasing demand of information in modern enterprise, most of large enterprises have built all kinds of application system just as ERP, CRM, SCM. These systems are developed by different company, running on different platform and operation system, developed in different developing language and different communication protocol. So, enterprise application integration has become an important subject of enterprise information construction.Firstly, the paper briefly introduces the background of enterprise application integration, analyzes the traditional distributed compute technology solution, such as DCOM, CORBA, RMI etc, and their defect. At the same time the paper discusses the advantage of web service technology in EA1 contrastingly, confirm that enterprise application integration based on Web Service studying is the research target of the paper.Secondly, the paper introduces the characteristic and operation principle of web service technology system in detail. In succession, the paper has discussed the relation between Web Service and EAI, and put forward a based Web Service integration frame, and analyse the function of main modules in this framework. Te paper also simply has discussed the data exchange question in EAI, structured one data exchange model based on XML technology in EAI.Thirdly, the paper references the schema model the paper brought forward, based on the Project of CTAIS as background, has demonstrated the application of the mode in the data platform, and has introduced the method of developing Web Service.Finally the paper has pointed out the shortage of the paper and content of the next research.