Rule Engine Research and Implementation in Financial System

With the quick development of economy, the market changes so rapidly that the business logics are forced to change frequently. In an original real-time financial system, the cost of maintenance was very high since the business logics were mixed up with the code at application level. This paper elaborated a kind of rule engine implementation mode for the financial system. The rule engine separated the business logics from the application program. This strategy can make the system flexibility to the rapid change very well without increasing the cost.