摘要： Unified Modeling Language 统一建模语言http://www.uml.org/OMG (Object Management Group) 对象管理组织负责维护组成the Diagram Interchange Specificationthe UML Infrastructurethe UML Superstructurethe Object Constraint Language起源OOAD by Grady BoochOOSE by Ivar JacobsonOMT by James RumbaughUML包括14种图示：Diagram├── Behavior Di 阅读全文