July 2001
Intermediate to advanced
656 pages
15h 51m
English
book
Applying UML and Patterns: An Introduction to Object-Oriented Analysis and Design and the Unified Process, Second Edition
by Craig Larman
Content preview from Applying UML and Patterns: An Introduction to Object-Oriented Analysis and Design and the Unified Process, Second Edition
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9.7. Naming System Events and Operations
System events (and their associated system operations) should be expressed at the level of intent rather than in terms of the physical input medium or interface widget level.
It also improves clarity to start the name of a system event with a verb (add..., enter…, end…, make…), as in Figure 9.4, since it emphasizes the command orientation of these events.
Figure 9.4. Choose event and operation names at an abstract level.
Thus “enterItem” is better than “scan” (that is, laser scan) because it captures the intent of the operation while remaining abstract and noncommittal with respect to design choices about ...
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