A project is the top-most program element in the IDE hierarchy of program elements. A project contains all the packages used for a particular work unit, such as an entire application.
To create a new project:
The new project will appear in the Projects page of the Workbench. To add a descriptive comment for the new project, select it, and fill in a description in the Comment pane of the Projects page.
Once you have created a project, you can add other program elements (packages, classes, methods, and so on).
In the team
development environment, any member of the team can create a project.
Projects and Other Program Elements
Browsing the Workspace
Creating a Package
Creating a Class
Creating an Interface
Creating an Applet or Application
Adding Projects and Packages from the Repository to the Workspace