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Chapter 29 State Machine Diagrams Sate Machine Diagrams Represent state of an object Behavior as reaction to events.

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Presentation on theme: "Chapter 29 State Machine Diagrams Sate Machine Diagrams Represent state of an object Behavior as reaction to events."— Presentation transcript:

1

2 Chapter 29 State Machine Diagrams

3 Sate Machine Diagrams Represent state of an object Behavior as reaction to events

4 Fig Telephone

5 State Machines Models Does an object have state? –Objects are state dependent - React differently to the same input –Business systems tend to not have state dependent objects –Process control, protocol handles, device controls - often are state dependent

6 Fig Notation

7 Fig Nested State Machines

8 Fig UI navigation

9 Fig NextGen Use case state machine

10 Summary UP does not define specific functions for State Machine Diagrams Another useful tool –State machines appear in many places!


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