Here's how to make classes, fields, methods, constructors, and objects work together in your Java programs.

Let’s assume that we want to give our objects more functionality and add behaviors and attributes that represent each animal that the objects represent.

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

Immutable objects are highly desirable . Because an immutable object's state cannot be changed, they are particularly useful in concurrent environments . Immutable options can simplify code and ...

Java's default constructor lets developers create instances of classes when an explicitly defined constructor does not exist. Here's how it works.