摘要
一、引言
目前,应用程序开发技术正经历着一场革命性的变革.过去,人们开发应用程序时,通常是通过调用操作系统的API函数来集成本地的服务.在这种情况下,开发人员只可以访问本地的资源,但能够严格地控制应用程序的执行过程.
With the development of Internet technologies, concept of Web services has come up- The introduction of computing model of Web services simplifies distributed computing and resource sharing based on Internet. This paper gives a research to Web services and its core protocol: Simple Object Access Protocol, and points out the limitation of Web services access model - PULL model which is used currently- Based on Push technology, this paper presents a new kind of Web services access model - PUSH model, which allows transport of real-time data between providers and providers, or providers and consumers, of Web services.
出处
《计算机科学》
CSCD
北大核心
2002年第7期66-68,93,共4页
Computer Science
基金
国家重点基础研究973项目的资助(G1999032709)
