The Study Of Enterprise Integration Strategy Based On SOA

Service-Oriented Architecture is one of the hot spots in the IT field lately years, which is widely used in integration for heterogeneous systems. With characteristic of loosely-coupled, SOA makes the company can add new services or upgrade existing services by modularized to satisfy new business needs, and it can provide options that can offer services through different channels, and it can increase availability of existing system by publishing Enterprise existing application as service.Theory parts introduce the patterns, methods and integration level of enterprise integration, and give the integration strategy based SOA, and show the SOA-related techniques for enterprise integration. Instance part takes Tobacco Industry and Commerce Integration for example to introduce implementation of SOA-based integration strategy.Tobacco industry and commerce are up and down-trend firms under the same supply chain. Only interrelated and develop together, tobacco production and marketing can smooth. SOA-based Cooperating Platform integrate information between industry and commerce by enterprise service bus, realize information exchange and sharing, and resolve"Information Island". At the same time, it sets up business system integration framework for enterprise of future informatization by the strategy, and avoids"Information Island".It complete the integration of the tobacco industry and commerce by integrating data, process and interface level of industry and commerce through SOA-based"Loushang"Middleware Integration Platform. By SDO data object, encapsulation of accessing all types data source is implemented. In order to apply service for upper business application system, data object is encapsulated to SCA component according to certain business logic. Through ESB tobacco-related business are published as Web Services, and then implement share and circulation of business information by associating business services of industry and commerce in the supply chain. Through Single Sign-on, integrated authority, and unify interface mode, consistent interface is implemented.