struts2-base-archetype
· An Archetype with JPA 2.1; Struts2 core 2.3.28.1; Jquery struts plugin; Struts BootStrap plugin; json Struts plugin; Login System using Session and Interceptor
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 struts2-base-archetype-1.7.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.