✨ About the Book
Are you ready to level up your Java skills? Java 25 is one of the most exciting releases in recent years, packed with cutting-edge features in Security, Memory, Language, and Tooling & Profiling. These enhancements are designed to make your applications faster, safer, and more efficient, while completely transforming your developer experience.
Here’s the best part: I’ve covered all the Java 25 features for you—from beginner-friendly basics to advanced capabilities—explained in the simplest language possible. Imagine being able to understand and start using all these powerful features in just 3–4 hours! Yes, that’s right—you can go from zero to confident Java 25 developer in one focused session.
Ask yourself:
- Are you still writing Java code the old way, even on modern versions?
- Do you want to boost performance, improve security, and write cleaner, smarter code?
- Are you ready to use every feature Java 25 has to offer without struggling through complex documentation?
If the answer is yes, this book is for you. Step by step, you’ll discover how to apply each feature effectively, understand why it matters, and learn practical tips that you can use in your real projects immediately.
Don’t settle for old patterns. Don’t let outdated practices slow you down. Take charge of your Java journey, master Java 25, and write modern, efficient, and future-ready applications.
Grab your copy now—and transform the way you develop in Java forever!
📘 What’s Inside?
1. Memory-Related Features
1.1 Compact Object Headers
1.2 Scoped Values
1.3 Stable Values
1.4 Vector API – 10th Incubator
2. Security-Related Features
2.1 PEM Encodings of Cryptographic Objects
2.2 Key Derivation Function API
3. Other Features
3.1 Language Features
3.1.1 Primitive Types in Patterns
3.1.2 Module Import Declarations
3.1.3 Compact Source Files & Instance Main Methods
3.1.4 Flexible Constructor Bodies
3.2 Concurrency & Structured Programming
3.2.1 Structured Concurrency – 5th Preview
3.2.2 Scoped Values
3.3 Tooling & Profiling
3.3.1 Ahead-of-Time Command-Line Ergonomics
3.3.2 Ahead-of-Time Method Profiling
3.3.3 JFR CPU-Time Profiling – Experimental
3.3.4 JFR Cooperative Sampling
3.3.5 JFR Method Timing & Tracing
3.4 Miscellaneous / Platform Changes
3.4.1 Removal of 32-bit x86 Port
👨💻 About the Author
Amitesh Kumar Ray is a seasoned software engineer with 11+ years of product development experience, currently working as a Lead SDE. He holds a System Design & Architecture certification from the University of Alberta and is pursuing an Advanced Certification in AI & ML from IIT Madras.
He has authored 15+ books on Java, Spring Boot, Microservices, and System Design & Architecture, widely appreciated by developers worldwide. Having conducted 700+ technical interviews and mentored professionals across levels, Amitesh brings a unique insider perspective into what interviewers truly look for.
With a passion for simplifying complex concepts, he actively contributes to the developer community through books, mentorship, and technical discussions.
🔥 Why this book?
This book covers all Java 25 features in simple, easy-to-understand language, so you can quickly grasp and use them in real projects. In just a few hours, you’ll learn how to write modern, secure, and high-performance Java code, without wading through complex documentation. It’s your shortcut to mastering Java 25 and staying ahead as a developer.