October 2004
Beginner
480 pages
8h 43m
English
book
Design Patterns Explained: A New Perspective on Object-Oriented Design, Second Edition
by Alan Shalloway, James R. Trott
Content preview from Design Patterns Explained: A New Perspective on Object-Oriented Design, Second Edition
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Chapter 16. The Analysis Matrix
Overview
This chapter concludes the e-commerce case study discussed earlier in Chapter 9, “The Strategy Pattern.”
Now that I have discussed an entire set of individual patterns, it is time to step back to look at one of the biggest problems in software development: handling variation within the problem domain. Design patterns can help analysts identify and organize variations successfully.
This chapter
• Considers the problem of variation in the real world.
• Looks at a portion of the e-commerce case study that represents significant problems of variation. In the process of solving this problem, I develop the analysis matrix, a simple variant on decision tables that I have found ...