The Java® Tutorial: A Short Course on the Basics, Fifth Edition

7. Packages

Chapter Contents

Creating a Package

Naming a Package

Using Package Members

Managing Source and Class Files

Questions and Exercises: Creating and Using Packages

This chapter explains how to bundle classes and interfaces into packages, use classes that are in packages, and arrange your file system so that the compiler can find your source files.

To make types easier to find and use, avoid naming conflicts, and control access, programmers bundle groups of related types into packages.

Definition

A package is a grouping of related types providing access protection and namespace management. Note that types refers to classes, interfaces, enumerations, and annotation types. Enumerations and annotation types are special kinds of classes ...