Software Architecture and Visualization
SAP Chapter 7
- Software Architecture and Design
- Software Architecture Style
- Data-Based Architecture
- Data-Centered Architecture
- Data-Flow Architecture
- Layered Architecture
- Call and Return Architecture
- Software Design Principles and Concepts
- Abstraction
- Refinement
- Modularity
- Functional Independence
- Coupling
- Cohesion
- Partitioning
- Design Documentation
- Architectural Mapping
- Transform Mapping
- Central Transform
- First Level Factoring
- Revision of First Level Factoring
- Transaction Mapping
- Identifying the Transaction Center
- Factoring Transaction Modules
- Software Design Patterns
(see - Design patterns are recurring solutions to software design problems you find again and again in real-world application development. Design patterns are about design and interaction of objects, as well as providing a communication platform concerning elegant, reusable solutions to commonly encountered programming challenges.
- The Gang of Four (GOF)[1] patterns are generally considered the foundation for all other patterns. They are categorized in three groups:
- Creational
- Abstract Factory - Creates an instance of several families of classes
- Builder - Separates object construction from its representation
- Factory Method - Creates an instance of several derived classes
- Prototype - A fully initialized instance to be copied or cloned
- Singleton - A class of which only a single instance can exist
- Structural
- Adapter - Match interfaces of different classes
- Bridge - Separates an object’s interface from its implementation
- Composite - A tree structure of simple and composite objects
- Decorator - Add responsibilities to objects dynamically
- Façade - A single class that represents an entire subsystem
- Flyweight - A fine-grained instance used for efficient sharing
- Proxy - An object representing another object
- Behavioral
- Chain of Responsibility - A way of passing a request between a chain of objects
- Command - Encapsulate a command request as an object
- Interpreter - A way to include language elements in a program
- Iterator - Sequentially access the elements of a collection
- Mediator - Defines simplified communication between classes
- Memento - Capture and restore an object's internal state
- Observer - A way of notifying change to a number of classes
- State - Alter an object's behavior when its state changes
- Strategy - Encapsulates an algorithm inside a class
- Template Method - Defer the exact steps of an algorithm to a subclass
- Visitor - Defines a new operation to a class without change
- User Interface Visualization
- Approach to Interface Design
- Elements:
- Information
- Presentation
- Behavior
- Objects
- Interface
- Control
- Entity
- Interface Design Considerations
- Response Time of System
- Help Facilities for Users
- Error Handling
- Interface Design Tools
- Guidelines for User Interface Design
- User Interface Development
- Analysis
- Users
- Functions
- Environment
- Design
- Validation
- Evaluating Interface Design
- Preliminary Design
- Evaluation
- Feedback
- …Final Design
[1] Erich Gamma, Richard Helm, Ralph Johnson, John Vlissides. Design Patterns. Addison-Wesley Professional; 1st edition (January 15, 1995)