上面的类图展示了“继承(inheritance),依赖(dependence),聚合(aggregation),组合(composition)”这三类关系,其实还有一个关联(association)(people to country),这是类之间非常弱的关系,仅仅从视觉上告诉人,类之间有关联。继承都了解,下面着重介绍另外三个。 依赖:A类依赖B,是指在A类中有方法的参数、方法体内或者方法...
Formal Transformation of UML Diagram Use Case Class Sequence Diagram with Z Notation for Representing the Static and Dynamic Perspectives of System 热度: Interaction Diagram:交互图 热度: 活动图(Activity Diagram) 热度: CS5103 SoftwareEngineering
Unit5_1(Class_Diagram)可视化建模与UML 石振莲软件学院30867396121zshi@bjut.edu.cn ArchitectureViews 设计视图 DesignView 实现视图 ImplementationView Analysts/DesignersStructure End-userFunctionality 用例视图Use-CaseView ProgrammersSoftwaremanagement ProcessView SystemintegratorsPerformanceScalabilityThroughput Deployment...
In a class diagram, all classes are linked with each other by proper relationships. These links aid the user in understanding the connection between different entities thoroughly. However, due to the slight similarities, many often have trouble understanding the different class diagram relationships. R...
The relationships include containment, association, aggregation, composition, and generalization. 3. Build a directed graph G(V, E) for each version of the class diagram, where the vertex set V contains the extracted model elements and the edge set E contains the relationships among them. An ...
> > Subject: (ROSE) Aggregation to self in Class Diagram > > > > > > > > Hi, > > > > I am able to represent the following relationship in Rose. > > > > repository "has a" a module, exception and interface > > a module in-turn "has a" module, exception and interface ...
ComponentDiagram ComponentFile CompositeTask Composition COMPrivate ComputedColumn ComputedColumnDisabled ComputedColumnError ComputedColumnWarning Computer ComputerService COMWarning ConditionalLoop ConditionalRule ConditionalRuleIfThen ConePreview ConfigurationEditor ConfigurationFile ConfigureComp...
ComponentDiagram ComponentFile CompositeTask Composition COMPrivate ComputedColumn ComputedColumnDisabled ComputedColumnError ComputedColumnWarning Computer ComputerService COMWarning ConditionalLoop ConditionalRule ConditionalRuleIfThen ConePreview ConfigurationEditor ConfigurationFile ConfigureComputer ConfigureDatabaseWizard ...
Represents a diagram aggregation. A diagram aggregation is when multiple utility network rows are collapsed into a single network diagram element.
independent of the Computer aggregation Composition semantics Composition is a form of aggregation, with strong ownership and coincident lifetime as part of the whole Mouse Button 1 1..4 composition is a strong form of aggregation composite part composition The buttons have no independent existence. ...