The JAR Utility

A utility is used to generate a JAR file.

A utility is used to generate a JAR file. Its syntax is shown here:
jar options files

The following command creates a JAR file named Xyz.jar that contains all of the .class
and .gif files in the current directory:

jar cf Xyz.jar *.class *.gif

If a manifest file such as Yxz.mf is available, it can be used with the following command:

jar cfm Xyz.jar Yxz.mf *.class *.gif