【摘要】 服务质量 (Qo S)是分布式系统中最重要的因素之一 ,它直接影响着系统的质量和用户的满意度 .本文提出了一种用 U ML这一通用建模工具支持分布式系统中 Qo S的方法 ,该方法对 UML有所扩充 ,使之可以贯穿 ISO RM-ODP的五种观点而支持 Qo S.更多还原

【Abstract】 Quality of Service (QoS) is one of the most important factors in distributed system, which influence the quality of an application and the satisfaction of users directly. This paper provides a way of supporting QoS in distributed system by using of UML, which is an all purpose tool for modeling. The way does some extensions to UML and makes it support QoS through the viewpoints of RM ODP.更多还原