Activity Diagrams Dan Fleck Coming up Activity Diagram

Activity Diagrams Dan Fleck Coming up: Activity Diagram

Activity Diagram Supplements the use-case by providing a diagrammatic representation of procedural flow Details: -Start is a single circle -End is a bulls-eye -Decisions are diamonds (guards must be on both branches of the diamond!) Questions: Do we always have a start? Do we always have an end? How might we make this better? Coming up: Swimlane Diagrams

Swimlane Diagrams Allows the modeler to represent the flow of activities described by the use-case and at the same time indicate which actor (if there are multiple actors involved in a specific use-case) or analysis class has responsibility for the action described by an activity rectangle Coming up: Activity Diagram Example

Activity Diagram Example - To show concurrent activity, activity diagrams allow branches and joins. - You can also reference or include other activity diagrams Coming up: Lets Try It Fork/Bran ch Join

Lets Try It Lets create a swimlane activity diagram for opening a Lemonade stand. Let’s create a swimlane diagram to apply for and get a job when you graduate. Software that translates voice commands into user input (for whatever OS you use) Let’s create a swimlane diagram for withdrawing money from an ATM. – Nope – this is essentially the homework for next week! End of presentation