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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15.6. Basic Collaboration Diagram Notation
Links
A link is a connection path between two objects; it indicates some form of navigation and visibility between the objects is possible (see Figure 15.6). More formally, a link is an instance of an association. For example, there is a link—or path of navigation—from a Register to a Sale, along which messages may flow, such as the makePayment message.
Figure 15.6. Link lines.
|
Note that multiple messages, and messages both ways, can flow along the same single link. |
Messages
Each message between objects is represented with a message expression and small arrow indicating the direction of the message. ...
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