Setting Up Your Development Environment - Beginning Java Programming: The Object-Oriented Approach - page 52

package location. You can have several classes with the same name, but by referring to its package,
you can distinctly identify one class. Projects can also contain folders that can be used to store other
non‐class files, such as text or image files associated with your program.

figure 3-8

Java
Class Files

Package

Project

Other
Files

Folder

figure 3-9