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  • A brief summary of UML & Rational Rose –Activity Diagram & Statechart Diagram & other diagrams , Part V

    7. Activity Diagram

    The Activity Diagram is the closest to a flow chart, and the closest to a business process diagram.

     

    7.1 A description of activity diagram elements

    • ­Initial state is where the diagram begins.
    • ­Control flow shows a transfer of control from one activity to another.
    • ­A state is one of the possible conditions in which an object may exist.
    • ­An activity is some behaviour that an object carries out while it is in a particular state.
    • ­Swin lane shows all of the activities carried out by a particular person or team arranged into a column.
    • ­Object in state shows an object that is produced or consumed in the course of an activity, with the production or consumption being represented by the dashed line.
    • ­Entry actions shows what must happen when the activity begins.
    • ­Stop state is where the diagram ends.

     

    8. Statechart Diagram

    ­Statechart diagrams provide a way to model the various states in which an object can exist. Statechart diagrams focus on the state transition from one state to another.

    A sample statechart diagram about purchase order object lists as follows.

    9. Component Diagram

    ­A Component diagram displays the components in the system and the dependencies between them.

    ­The only type of relationship that exist between components is a component dependency.

    ­For a .NET application the components will be executables(.EXE) and libraries(.DLL) corresponding to the solution structure within Visual Studio .NET.


    10. Deployment Diagram

    ­A Deployment diagram shows all of the physical nodes on the network, the connections between them and the processes that will run on each other.


    OK. That's all.

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  • 原文地址:https://www.cnblogs.com/rickie/p/33978.html
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