Go To Slide: Software Design Three Levels of Design Three Levels of Design Design Levels: an analogy Architectural design Architectural Design Qualities Capturing Architecture with Component Diagrams Capturing Architecture with Component Diagrams Mechanistic Design UML Diagrams Class Diagram Example Class Diagram Sequence Diagram Example Sequence diagram Collaboration Diagram Example Collaboration Diagram Miracle Washing Powder Object Oriented Patterns Pattern Example Pattern: Smart Pointer More Patterns Patterns: Pros and Cons Detailed design Associations Operations Class definitions Why has UML Succeeded Some Problems with UML UML Future