业务领域建模Domain Modeling
♦ 1) Collect application domain information – focus on the functional requirements – also consider other requirements and documents ♦ 2) Brainstorming – listing important application domain concepts – listing their properties/attributes – listing their relationships to each other ♦ 3) Classifying the domain concepts into: – classes – attributes / attribute values – relationships • association, inheritance, aggregation ♦ 4) Document result using UML class diagram 最终画出业务类图,并说明业务类图中每一个类、属性、方法的来源,对于有关联类Association Class的情况要进一步给出关系数据库的模型 一.领域建模: 从领域模型开始,我们就开始了面向对象的分析和设计过程,可以说