基于UML用例图的网上花店系统需求分析

摘要

Applied to the systematic developing procedure, the UML is the universal language of describing, visualizing and constructing software system and commercial modeling. Different organization or different fields of application needs different developing procedure in which the demand analysis is the decisive step. The paper mainly focuses on the application of the UML to the demand analysis phrases, modeling the online flower shop- ping svstem by using the UML.%UML是用于描述、可视化和构架软件系统以及商业建模的标准语言，它的应用是以系统的开发流程为背景的。不同的组织、不同的应用领域需要不同的开发过程，软件系统的开发流程中，需求分析是其中决定性的一步。本文的主旨就在于探讨如何将UML应用于软件的需求分析阶段，并以“网上花店系统”为例进行了UML建模。