Enforcer
· A plugin for enforcing business rules/permissions, that works with Spring Security Core, is easier to implement, and extend. It can also be used as an alternative to Spring Security ACL
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 enforcer-3.0.0.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.
