Learning the Bridge Pattern: An Example

To learn the thinking behind the Bridge pattern and what it is trying to do, I will work through an example from scratch. Starting with requirements, I will derive the pattern and then see how to apply it.

Perhaps this example will seem basic. But look at the concepts discussed in this example and then try to think of situations that you have encountered that are similar, having

  • Variations in abstractions of a concept, and

  • Variations in how these concepts are implemented.

You will see that this example has many similarities to the CAD/CAM problem discussed earlier. But rather than give you all the requirements up front, I am going to give them a little at a time, just as they were given to me. You can't ...

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