ESB Used In The SOA Enterprise Architecture

The newest IT integration is Service Oriented Architecture (SOA) which is used the Web Service technology. Recently, the concept of Enterprise Service Bus (ESB) is considered to be the key component of SOA. ESB is conceded as the manager and the integration in the SOA framework. ESB makes SOA perfect and practicable.The paper has a study on the theory and technology foundation of SOA deeply and it emphasizes on the theory and deployment of ESB. Through the research on the ESB and the accumulation of experience the paper concludes a collection of basic functions of ESB which can support the SOA. With this collection, the paper designs a demo of ESB system. The dome has all the functions required and has used in the practice.The paper can guide the software development and it has practical significance for IT integration and extension.