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Design

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Architecture.ppt

University of Toronto Department of Computer Science © 2004-5 Steve Easterbrook. This presentation is available free for non-commercial use with attribution under a creative commons license. 1 Lecture 21: Software Architectures  Architectural Styles  Pipe and filter  Object oriented:  Client-Server; Object Broker  Event based  Layered:  Designing Layered Architectures  Repositories:  Blackboard, MVC  Process control University of Toronto Department of Computer Science © 2004-5 Steve Easterbrook. This presentation is available free for non-commercial use with attribution under a creative commons license. 2 Analysis vs. Design  Analysis  Asks “ what is the problem?”  what happens in the current system?  what is required in the new system?  Results in a detailed understanding of:  Requirements  Domain Properties  Focuses on the way human activities are conducted  Design  Investigates “how to build a solution”  How will the new system work?  How can we solve the prob...
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