11.11. NextGen POS Domain Model
The domain model in Figure 11.8 shows a set of conceptual classes and associations that are candidates for our POS application. The associations were primarily derived from the candidate association checklist.
Figure 11.8. A partial domain model.
Preserve Only Need-to-Know Associations?
The set of associations shown in the domain model of Figure 11.8 were, for the most part, mechanically derived from the association checklist. However, it may be desirable to be more choosy in the associations included in our domain model. Viewed as a tool of communication, it is undesirable to overwhelm the domain model with associations ...
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