Modern Java Guide: Mastering Features from JDK 9 and Beyond

Java has evolved rapidly in recent years, making it essential for developers to move beyond legacy code and adopt modern programming standards. Keeping up with these changes ensures your applications remain efficient, readable, and maintainable. This written course guides you through the most significant language enhancements introduced in recent JDK releases, helping you transition from writing verbose, outdated code to utilizing clean, modern Java syntax. What you'll learn: - Understand foundational modularity concepts and how to structure modern Java applications. - Apply modern syntax features including local variable type inference, text blocks, and switch expressions. - Master data-oriented programming using records, sealed classes, and pattern matching. - Explore concurrency improvements, including virtual threads and modern performance practices. - Practice writing robust unit tests with JUnit to validate modern Java code. - Configure and run Java applications using both the command line and popular development environments. The course begins with core syntax updates and structural changes before moving into advanced modern features like pattern matching and concurrent programming. You will learn entirely through comprehensive text explanations, structured code examples, and practical written exercises designed to reinforce your understanding. This course is designed for developers who know basic Java and want to modernize their skillset, as well as learners transitioning to current industry standards. No advanced framework knowledge is required. Start reading today to write cleaner, faster, and more expressive Java code.