Java clone() Is BROKEN? getClass(), Cloneable & Real Alternatives Explained | Interview Questions
Unlock the real understanding behind Java’s getClass(), clone() method, and the Cloneable interface.
In this video, I break down one of the most misunderstood areas in Java — object copying, shallow copy vs deep copy, and why clone() is considered broken by many Java experts.
You’ll learn:
✅ What getClass() actually returns
✅ How runtime type, reflection, and type comparison works
✅ How clone() works internally and why it’s controversial
✅ The real purpose of the Cloneable marker interface
✅ Common pitfalls and why clone() throws CloneNotSupportedException
✅ Shallow Copy vs Deep Copy — with easy examples
✅ Modern alternatives: Copy constructors, factory methods & serialization
✅ Interview-ready explanations with real-world code
This is a must-watch video if you are preparing for:
➡️ Java Developer interviews
➡️ Java backend developer role
➡️ OOP concepts and advanced Java
➡️ Writing clean and safe code in production
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