Chapter 20. Getting into Interactions

What You'll Learn in This Hour:

  • Listing the working parts of the system

  • Analyzing interactions among the working parts

  • Modifying use cases

The use-case analysis in the last hour goes a long way toward making the WIN system a reality. The analysis still isn't far enough along to begin coding the system, however.

Analyzing the use cases has helped conceptualize the working parts of the system. Although you now know a lot about the use cases, you still have to model how those working parts will interact with one another and how (and when) they change state. Passing this information to the programmers will make their jobs a lot easier. They will have a clearer vision of how to code classes and make them work together. ...

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