5. المحاضرة الخامسة في Design Patterns (شرح Decorator Pattern بالتفصيل لتطبيق مبدأ ال OCP)

Decorator Pattern - Add Features Without Modifying Code

Decorator Design Pattern: Class Diagram Explained

Decorator Design Pattern in Java Explained | Structural Design Patterns Tutorial

Decorator Design Pattern: An Overview and Introduction

Decorator Design Pattern Explained with Code

This Design Pattern Cleaned Up My Messy Code (Decorator Pattern)