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
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16.2. Responsibilities and Interaction Diagrams
The purpose of this chapter is to help methodically apply fundamental principles for assigning responsibilities to objects. This will often be done while programming. Within the UML artifacts, a common context where these responsibilities (implemented as methods) are considered is during the creation of interaction diagrams (which are part of the UP Design Model), whose basic notation we examined in the previous chapter.
Figure 16.1 indicates that Sale objects have been given a responsibility to create Payments, which is invoked with a makePayment message and handled with a corresponding makePayment method. Furthermore, the fulfillment of this responsibility requires collaboration to create the ...
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