Object Model

    UML Communication Diagram created with WinA&D The Object model shows design mechanisms within an object-oriented design. Several notations are available.

    UML Communication

    UML Communication (called Collaboration prior to UML 2.0) is a type of object interaction diagram that emphasizes the data links between participants.

    Association lines are drawn between objects. Couples are attached to the lines showing the name, direction and parameters of object operation calls.

    UML Sequence diagram created with WinA&D

    UML Sequence

    The UML Sequence diagram shows the same type of information. The diagram shows how one part of the design works with each object represented by a named box with a vertical lifeline below it.

    This diagram highlights the time sequence of object operations and events. Timing Diagrams and other UML Notation show interactions between objects.

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