Clean Architecture
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27.36 лв.
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Contents
Foreword xv
Preface xix
Acknowledgments xxiii
About the Author xxv
PART I Introduction 1
Chapter 1 What Is Design and Architecture? 3
The Goal? 4
Case Study 5
Conclusion 12
Chapter 2 A Tale of Two Values 13
Behavior 14
Architecture 14
The Greater Value 15
Eisenhower’s Matrix 16
Fight for the Architecture 18
PART II Starting with the Bricks: Programming Paradigms 19
Chapter 3 Paradigm Overview 21
Structured Programming 22
Object-Oriented Programming 22
Functional Programming 22
Food for Thought 23
Conclusion 24
Chapter 4 Structured Programming 25
Proof 27
A Harmful Proclamation 28
Functional Decomposition 29
No Formal Proofs 30
Science to the Rescue 30
Tests 31
Conclusion 31
Chapter 5 Object-Oriented Programming 33
Encapsulation? 34
Inheritance? 37
Polymorphism? 40
Conclusion 47
Chapter 6 Functional Programming 49
Squares of Integers 50
Immutability and Architecture 52
Segregation of Mutability 52
Event Sourcing 54
Conclusion 56
PART III Design Principles 57
Chapter 7 SRP: The Single Responsibility Principle 61
Symptom 1: Accidental Duplication 63
Symptom 2: Merges 65
Solutions 66
Conclusion 67
Chapter 8 OCP: The Open-Closed Principle 69
A Thought Experiment 70
Directional Control 74
Information Hiding 74
Conclusion 75
Chapter 9 LSP: The Liskov Substitution Principle 77
Guiding the Use of Inheritance 78
The Square/Rectangle Problem 79
LSP and Architecture 80
Example LSP Violation 80
Conclusion 82
Chapter 10 ISP: The Interface Segregation Principle 83
ISP and Language 85
ISP and Architecture 86
Conclusion 86
Chapter 11 DIP: The Dependency Inversion Principle 87
Stable Abstractions 88
Factories 89
Concrete Components 91
Conclusion 91
PART IV Component Principles 93
Chapter 12 Components 95
A Brief History of Components 96
Relocatability 99
Linkers 100
Conclusion 102
Chapter 13 Component Cohesion 103
The Reuse/Release Equivalence Principle 104
The Common Closure Principle 105
The Common Reuse Principle 107
The Tension Diagram for Component Cohesion 108
Conclusion 110
