Steps to make a Java class file into a jar package

Now the directory of my folders is in:

C:\Users\linsenq\Desktop\cglibjar

I want to make a jar of all the folders in this directory and the. class files in this folder.

First step: Open cmd with win+r to switch directories to C:\Users\linsenq\Desktop\cglibjar

Step two: Execute command: Jar CVF Spring-objenesis-repack-2.6.jar *

The Spring-objenesis-repack-2.6.jar is a name for the jar package.

The diagram for executing the command is as follows:

Steps to make a Java class file into a jar package