摘要
UML建模是工作流建模的一种重要方法,过程建模又是工作流建模的核心和基础。本文给出一个工作流元模型的定义、扩展了UML中活动的概念及其符号表示,明确区分工作流系统内部活动的执行和外部因素的参与,使模型在建立阶段的过程定义与运行阶段的过程控制更一致。
One of the important methods of workflow modeling is based on UML. The process model is key to workflow model. This paper focuses on a process meta model definition and its UML description by extending the UML concept activity and its notation. This model can characterizes the interaction between the workflow system and the outside world.
出处
《信息技术与信息化》
2006年第5期74-76,共3页
Information Technology and Informatization
关键词
工作流
工作流建模
UML
活动图
Workflow Workflow modeling UML UML activity diagram
