🔒 Learn how to create a truly immutable class in Java even when it has mutable fields like Date, List, and HashMap! - Part 3
In this video, we’ll cover:
✅ Why immutability is important
✅ Defensive copying vs shallow copy
✅ Using Collections.unmodifiableList
✅ Deep copy technique for mutable fields
✅ Practical example and step-by-step coding
Perfect for Java developers preparing for interviews or looking to write clean, thread-safe code! 🚀
👉 Watch till the end for interview tips and common mistakes to avoid!
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