The Research On The SOA Architecture Of EAI

Today,more and more enterprises concentrate on data and information management, with the economy and technology developed so fast, and enterprise must keep themselves up with this fast developed technology.The original information management rely on different applications which covered several business areas of one enterprise although they related to each other internally. This result in there are huge amount of duplicated data exist in different applications.Accordingly to the above points, Enterprise Application Integration has been carried out to fix this issue. By research on the Traditional Integration Method, Integration based on Service-Oriented Architecture are more flexible and reusable. This can reduce the duplicated data amount in one company.First, by study SOA research state both domestic and abroad, I put forward my point on this SOA concept; Secondly, by do analyze the defect on Traditional Enterprise Application Integration method, we can see an Service-Oriented Integration will bring more profile to a company, then make an integration architecture and method design, the integration method design can be processed by 6 steps; at last, Using the above design method into EBS and CRM integration. By packing business function of legacy system into "Service" and recompose the services into a new business flow. And finally get information shared internal or external the enterprise scope.In this thesis, using Oracle JDeveloper to provide development environment to implement SOA Integration. In this process, by designing details use-cases and business interaction diagram to put center on Service discovery,packing and invoke.