January 2014
Beginner to intermediate
376 pages
13h 3m
English
Content preview from Object-Oriented Analysis and Design for Information Systems
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Chapter 9
Domain Tier Design
This chapter shows how to design interaction among objects (dynamic modeling) in order to implement system operation contracts using UML interaction diagrams (communication and sequence). Initially, object responsibility and visibility are explained in order to show that objects may only communicate to each other to perform their responsibilities if they have a visibility line to follow. Next, the chapter discusses how to build dynamic models in which objects change messages in order to perform the actions that are necessary to meet the postconditions of a contract, and how the preconditions and exceptions affect it. Design patterns for responsibility distribution among objects are presented in order to improve the ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.