فهرست مطالب

• Contents
• Copyright
• Dedication
• Front Matter
• Chapter 1. It’s All About Managing Complexity
• 1.1 Object-Oriented Design and the Test of Time
• 1.2 Designing Simple Object-Oriented Systems
• 1.3 Simple Design as a Day-to-Day Activity
• 1.4 A Short Dive into the Architecture of an Information System
• 1.5 The Example Project: PeopleGrow!
• 1.6 Exercises
• Summary
• Chapter 2. Making Code Small
• 2.1 Make Units of Code Small
• 2.2 Make Code Readable and Documented
• 2.3 Move New Complexity Away from Existing Classes
• 2.4 Exercises
• Summary
• Chapter 3. Keeping Objects Consistent
• 3.1 Ensure Consistency at All Times
• 3.2 Design Effective Data Validation Mechanisms
• 3.3 Encapsulate State Checks
• 3.4 Provide Only Getters and Setters That Matter
• 3.5 Model Aggregates to Ensure Invariants in Clusters of Objects
• 3.6 Exercises
• Summary
• Chapter 4. Managing Dependencies
• 4.1 Separate High-Level and Low-Level Code
• 4.2 Avoid Coupling to Details or Things You Don’t Need
• 4.3 Break Down Classes That Depend on Too Many Other Classes
• 4.4 Inject Dependencies, aka Dependency Injection
• 4.5 Exercises
• Summary
• Chapter 5. Designing Good Abstractions
• 5.1 Design Abstractions and Extension Points
• 5.2 Generalize Important Business Rules
• 5.3 Prefer Simple Abstractions
• 5.4 Exercises
• Summary
• Chapter 6. Handling External Dependencies and Infrastructure
• 6.1 Separate Infrastructure from the Domain Code
• 6.2 Use the Infrastructure Fully
• 6.3 Only Depend on Things You Own
• 6.4 Encapsulate Low-Level Infrastructure Errors into High-Level Domain Errors
• 6.5 Exercises
• Summary
• Chapter 7. Achieving Modularization
• 7.1 Build Deep Modules
• 7.2 Design Clear Interfaces
• 7.3 No Intimacy Between Modules
• 7.4 Exercises
• Summary
• Chapter 8. Being Pragmatic
• 8.1 Be Pragmatic and Go Only as Far as You Must
• 8.2 Refactor Aggressively but in Small Steps
• 8.3 Accept That Your Code Won’t Ever Be Perfect
• 8.4 Consider Redesigns
• 8.5 You Owe This to Junior Developers
• 8.6 References
• 8.7 Exercises
• Summary
• Index