Esfinge Guardian
· The Esfinge Guardian is a matadata based framework applicable to systems requiring authorizations, regardless of the domain, this framework implements RBAC, ABAC, MAC subprojects.
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 guardian-1.2.3.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.