Geronimo Plugins, Dojo :: Jetty
· The Dojo AJAX library for Geronimo. This binds to /dojo so that
applications needing to add dojo support can simply include a
reference to /dojo/dojo.js to enable Dojo support.
Download JD-GUI to open JAR file and explore Java source code file (.class .java)
Click menu "File → Open File..." or just drag-and-drop the JAR file in the JD-GUI window dojo-jetty-2.2.1.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.