CSC308 Lecture 18 - Speaker Deck

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jgs CSC 308 Software Engineering 1 Lecture 18: Software Architecture I Dr. Javier Gonzalez-Sanchez [email protected] www.javiergs.com Building 14 -227 Oﬃce Hours: By appointment

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jgs Previously …

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jgs Javier Gonzalez-Sanchez | CSC 308 | Winter 2023 | 3 GoF Patterns

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jgs Next Step Software Architecture

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jgs Javier Gonzalez-Sanchez | CSC 308 | Winter 2023 | 5 Timeline 1989 Beck OO Thinking Architecture 1993 Gamma et al. GoF Patterns 1994 Garlan

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jgs Javier Gonzalez-Sanchez | CSC 308 | Winter 2023 | 6 § Software design It is responsible for the code level design: what each class is doing, its relationships, and scope. § Software architecture It is responsible for the skeleton and the high-level organization of a software. It identiﬁes the main structural modules (or components) in a system and the relationships between them. Definition

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jgs Javier Gonzalez-Sanchez | CSC 308 | Winter 2023 | 7 § Define separate branches for each major function § Coordinate communication between modules § Limit propagation of side effects § Facilitate extensibility, modifiability and reuse Architecture Goals

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jgs Javier Gonzalez-Sanchez | CSC 308 | Winter 2023 | 8 1. Model-View-Controller (MVC) 2. Layered Architecture 3. Repository Architecture (Blackboard) 4. Client-Server architecture Architectural Patterns

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jgs Architecture Patterns Model-View-Controller

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jgs Javier Gonzalez-Sanchez | CSC 308 | Winter 2023 | 10 Model-View-Controller (This is NOT UML)

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jgs Javier Gonzalez-Sanchez | CSC 308 | Winter 2023 | 11 Model-View-Controller

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jgs Javier Gonzalez-Sanchez | CSC 308 | Winter 2023 | 12 Implementation :: View

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jgs Javier Gonzalez-Sanchez | CSC 308 | Winter 2023 | 13 Implementation :: Controller

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jgs Architecture Patterns Blackboard

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jgs Javier Gonzalez-Sanchez | CSC 308 | Winter 2023 | 15 Blackboard

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jgs Javier Gonzalez-Sanchez | CSC 308 | Winter 2023 | 16 Drafting an Implementation

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jgs Javier Gonzalez-Sanchez | CSC 308 | Winter 2023 | 17 § Singleton (yes or not)? § Create Blackboard in main method (yes or not)? § Connection between Blackboard and Professor (association, aggregation, composition, realization, generalization) ? § Connection between Blackboard and Student (association, aggregation, composition, realization, generalization) ? § Connection between Blackboard and Classroom (association, aggregation, composition, realization, generalization) ? What about Blackboard

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jgs Javier Gonzalez-Sanchez | CSC 308 | Winter 2023 | 18 Implementation :: Classroom

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jgs Javier Gonzalez-Sanchez | CSC 308 | Winter 2023 | 19 Implementation :: Professor

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jgs Javier Gonzalez-Sanchez | CSC 308 | Winter 2023 | 20 Implementation :: Student

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jgs Javier Gonzalez-Sanchez | CSC 308 | Winter 2023 | 21 Implementation :: Blackboard

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jgs Javier Gonzalez-Sanchez | CSC 308 | Winter 2023 | 22 Drafting an Implementation

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jgs To Be Continued…

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jgs Javier Gonzalez-Sanchez | CSC 308 | Winter 2023 | 24 Questions

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jgs Javier Gonzalez-Sanchez | CSC 308 | Winter 2023 | 25 Oﬃce Hours Tuesday and Thursday 3 - 5 pm But an appointment required Sent me an email – [email protected]

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jgs

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jgs CSC 308 Software Engineering 1 Lab 18: Software Architecture Dr. Javier Gonzalez-Sanchez [email protected] www.javiergs.com Building 14 -227 Oﬃce Hours: By appointment

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jgs Javier Gonzalez-Sanchez | CSC 308 | Winter 2023 | 28 Let’s Work Does my code for MVC and Blackboard Work?

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jgs CSC 308 Software Engineering I Javier Gonzalez-Sanchez, Ph.D. [email protected] Winter 2023 Copyright. These slides can only be used as study material for the class CSC308 at Cal Poly. They cannot be distributed or used for another purpose.