Class – Everything in Java is associated with classes and objects. Being a user-defined blueprint, a class in simple terms represents the data structure which is used again and again.

Object-oriented systems are usually partitioned into layers of related responsibilities and only dependencies in one direction are allowed, from higher layers (more specific, less reusable) to lower ...

Sealed classes in Java let developers limit the creation and use of subclasses and preserve the class hierarchy. Here is how sealed classes in Java work.

This post explains how to use classes in Java to build objects and organize your code. Also learn: constructors, static methods, and more!

In Java, nested classes are categorized as either static member classes or inner classes. Inner classes are non-static member classes, local classes, or anonymous classes.

Java currently supports only two types of value: primitives and object references. Project Valhalla extends this by introducing inline classes which are a new form of type that exhibit some ...

Classes, fields, methods, constructors, and objects are the building blocks of object-based Java applications. This Java tutorial teaches you how to declare classes, describe attributes via fields ...

Finally, we learned that everything in Java is an object, except primitive data types. Because so much of this programming style involves objects and classes, we will now look at each of these ...