Java 8 & 9 and 10 Features provides a practical and easy-to-understand guide to the major features introduced in Java 8, Java 9, and Java 10. Designed for students, developers, interview candidates, and Java professionals, this book explains modern Java concepts with clear examples and practical code.

The book covers Lambda Expressions, Functional Interfaces, Stream API, Method References, Optional, Default and Static Methods in Interfaces, Date and Time API, CompletableFuture, Java 9 Modules, JShell, Collection Factory Methods, Private Interface Methods, Reactive Streams, Process API improvements, Local-Variable Type Inference (var), and other important Java enhancements.

Whether you are learning Java for the first time, upgrading from older Java versions, preparing for interviews, or looking to write cleaner and more efficient applications, this book helps you understand how Java evolved toward modern programming practices.

Key Highlights:

Java 8 Core Features
Lambda Expressions and Functional Interfaces
Stream API and Method References
Optional and New Date-Time API
Interface Enhancements
Java 9 Module System
JShell and Collection Factory Methods
Private Methods in Interfaces
Reactive Streams
Java 10 var Keyword
Practical Examples and Code
Interview-Oriented Concepts and Questions