About Java Class Libraries

See Also 

A Java class library is a group of resources needed by a project. Typically a class library includes one or more JAR files containing compiled classes, the source files needed to debug the classes, and Javadoc documentation for the classes. In the IDE, you can create and edit libraries using the Library Manager. To open the Library Manager choose Tools > Libraries.

By creating Java class libraries within which to store the JAR files on your project classpath, you can do the following:

Notes:

See Also
Managing the Classpath
Sharing Libraries in a Java Project
Adding Javadoc to a Project
Attaching Source Code to a JAR File
Setting the Target JDK

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