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Access Specifiers

Explore how access specifiers work in Java, focusing on private and public keywords that control access to instance variables, methods, and constructors. Understand why variables are often private and methods can be public or private to manage class data and behavior securely and effectively.

We'll cover the following...

Introduction

In Java, there are four types of access specifiers: private, public, protected, and default.

In this unit, we’ll focus on private and public specifiers. Obvious from their names, public means accessible from any class, and private means accessible within the class where defined. Let’s go over them in detail.

Instance variables

In the previous lesson, we made the Employee class. First, we add instance ...