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Analysis Patterns: Reusable Object Models by Martin Fowler

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7. Using the Accounting Models

To fully understand this chapter, you will need to read Chapter 6 first. This is an unusual chapter in this book. Instead of describing a group of patterns, this chapter shows how we can use the patterns presented in Chapter 6. This is a difficult task because the accounting patterns in Chapter 6 are quite abstract. To understand how the patterns really work, we need to look at a fully worked example.

This chapter looks at accounts and posting rules used in a model for a telephone utility, Total Telecommunications (TT). In the best textbook tradition, the examples presented here are somewhat simplistic. They should be sufficient to at least give you a feel for how the models work. The aim is to illustrate the use ...

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