基于业务组合技术的Parlay和Web service分析比较

Comparison Between Parlay and Web Service Based on Service Composition

近年来,随着互联网的飞速发展和新型业务需求的不断增长,电信运营商必须将业务的提供和网络的承载相分离,进而向更多的业务提供商开放其通信网络,更多的是注重信息获取和交流的便捷性和灵活性。正是在这种情况下,促进了Parlay和Web service技术的发展。文章分析了Parlay和Web service两种技术,在此基础上提出了Web service优于Parlay技术的关键技术--业务组合技术,并给出了业务组合的2种方式及其模型。

In recent years,along with the rapid development of Internet and the substantial increase of new services demand,operators have to separate service provision from the carrier network so as to open up the telecom networks to more service providers.The convenience and flexibility of capture and exchange of information are more and more emphasized.It is exactly the demand that stimulated the development of Parlay and Web Service.In this paper,a comparison between Parlay and Web Service is provided.Based on this,service composition is put forward that is an important technology that Web service owns.Finally,two kinds of ways and models of service composition are introduced.