Java Programming

Get full access to Java Programming and 60K+ other titles, with a free 10-day trial of O'Reilly.

There are also live events, courses curated by job role, and more.

CHAPTER

Classes

he main motive behind using object-oriented programming is the code reuse. Java is an object-oriented programming language and therefore allows you to reuse your code. A typical Java application contains many objects. An object is an instance of a class. A program may contain many classes. In this chapter, you learn what a class is, what an instance of a class is, and how to use classes in your Java programs. We have looked at several Java programs in earlier chapters; however, all these programs used only one class. Therefore, ...

Get Java Programming now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.

Start your free trial

Don’t leave empty-handed

Get Mark Richards’s Software Architecture Patterns ebook to better understand how to design components—and how they should interact.

It’s yours, free.

Get it now

Check it out now on O’Reilly

Dive in for free with a 10-day trial of the O’Reilly learning platform—then explore all the other resources our members count on to build skills and solve problems every day.

Start your free trial Become a member now