Design Patterns Explained: A New Perspective on Object-Oriented Design, Second Edition

Chapter 13. Solving the CAD/CAM Problem with Patterns

In this chapter, I apply Alexander’s suggested approach¹ with design patterns to solve the CAD/CAM problem presented in Chapter 3, “A Problem That Cries Out for Flexible Code.”

This chapter

• Walks you through the methods needed to solve the earlier CAD/CAM problem.

• Takes you through the initial design phase. The details of implementation are left to you.

• Compares the new solution with the previous solution.

Chapter 3 described the requirements for the CAD/CAM problem, a real-world problem that first got me on the road to using design patterns.

The problem domain is in computer systems to support ...

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