About UML
UML 是啥
The Unified Modeling Language (UML) is a general-purpose, developmental, modeling language in the field of software engineering
that is intended to provide a standard way to visualize the design of a system.
UML 中的十种图
- 静态模型图: 描述系统的静态结构
- 类图
- 对象图
- 包图
- 组件图
- 部署图
- 动态模型图: 描述系统行为的各个方面
- 用例图
- 时序图
- 活动图
- 协作图
- 状态图
UML 中的四种关系
- 关联关系(association)
- 依赖关系(dependency)
- 泛化关系(generalization)
- 实现关系(realization/implementation)
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