Geronimo Plugins, Clustering :: Plugin Farm Datasource
· Plugin defining a derby datasource for the plugin farm. Intended to be replaced with a remote datasource for greater reliability in actual deployments
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 plugin-farm-datasource-3.0.1.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.