Starting from the fundamentals, the book explains important concepts such as Lambda Expressions, Functional Interfaces, Stream API, Optional Class, Date and Time API, Method References, Default Methods, and Parallel Processing in Java 8. It also covers the powerful Java 9 Module System, JShell, Collection Factory Methods, Improved APIs, and performance enhancements.
Each topic is explained in a simple and easy-to-understand manner with real-world examples, programs, and hands-on practice exercises. Whether you are preparing for interviews, upgrading your development skills, or building modern Java applications, this book provides a strong foundation in modern Java programming.
What You Will Learn
Java 8 Lambda Expressions
Functional Interfaces and Method References
Stream API and Functional Programming
Optional Class and Date-Time API
Parallel Streams and Performance Improvements
Java 9 Module System (Project Jigsaw)
JShell Interactive Programming
Collection Factory Methods
Enhanced APIs and Modern Java Techniques
Best Practices for Modern Java Development
Perfect for:
Students and Beginners
Software Developers
Java Professionals
Interview Preparation
Academic and Practical Learning
Upgrade your Java knowledge and master the modern features of Java 8 and Java 9 with practical coding techniques and real-world programming examples.
Arvind Choudhary is an experienced Software Developer, Corporate Trainer, and Technology Mentor from India with around 12 years of professional experience in the IT industry. He has worked extensively for 8 years as a developer and 4 years as a corporate trainer, helping students, professionals, and organizations build strong technical skills in modern software technologies.
He specializes in Java Full Stack Development, Python Full Stack Development, MERN Stack, Flutter, Android Development, Artificial Intelligence (AI), Machine Learning (ML), Generative AI, Agentic AI, AI Agents, and Android Firmware Development.
Throughout his career, Arvind Choudhary has trained and mentored numerous students and working professionals through live projects, practical implementation, industry-focused training, and real-world application development. His teaching approach focuses on simplifying complex technical concepts into easy-to-understand practical learning experiences.
As an author and trainer, he is passionate about sharing knowledge in emerging technologies including Generative AI, AI Automation, Prompt Engineering, Large Language Models (LLMs), and modern software engineering practices. His goal is to help learners become industry-ready developers and technology innovators.
Arvind Choudhary continues to contribute to the technology community through technical training, content creation, software development, and educational initiatives focused on next-generation technologies.