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基于商业逻辑的Web服务合成方法的研究
引用本文:边小凡,张宝山.基于商业逻辑的Web服务合成方法的研究[J].计算机工程与设计,2006,27(13):2381-2382,2399.
作者姓名:边小凡  张宝山
作者单位:1. 河北大学,计算中心,河北,保定,071002
2. 河北大学,数学与计算机学院,河北,保定,071002
摘    要:为提高Internet环境下通过Web服务合成方法构建的跨企业应用系统的灵活性和复用性,分析和研究了面向Web服务的商业流程执行语言(BPEL4WS)中存在的不足,讨论了将商业逻辑从商业流程中分离的必要性。提出从BPEL4WS中提取商业逻辑的思想,同时利用.NET架构下的事件处理技术对其进行了实现,从而有效地改善了BPEL4WS的完全面向商业过程、将商业逻辑隐含在过程中而造成的合成后的Web服务灵活性差及不能有效复用的缺点。最后通过实例证明该方法的可行性。

关 键 词:Web服务合成  商业逻辑  事件
文章编号:1000-7024(2006)13-2381-02
收稿时间:2005-05-10
修稿时间:2005-05-10

Research on business logic-based web service composition technology
BIAN Xiao-fan,ZHANG Bao-shan.Research on business logic-based web service composition technology[J].Computer Engineering and Design,2006,27(13):2381-2382,2399.
Authors:BIAN Xiao-fan  ZHANG Bao-shan
Affiliation:1. Center of Computer, Hebei University, Baoding 071002, China; 2. College of Math and Computer, Hebei University, Baoding 071002, China
Abstract:In order to improve the flexibility and reusability of the application systems integration across enterprises in the internet with web service composition,the shortcoming of the business process execution language for web service(BPEL4WS) is analyzed and the necessity that business logic should be separated from business process is discussed.So the idea of extracting business logic from BPEL4WS is put forward and implemented with.net event technology.As a result,this technology solve the problem of lacking flexibility and reusability of web service composition due to the fact that business logic is underlying business process,which is resulted from the fact that BPEL4WS is a full process-oriented method.Finally,an example is given to prove the feasibility.
Keywords:BPEL4WS  ECA
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