Code Generation Library
· cglib is a powerful, high performance and quality Code Generation Library, It is used to extend JAVA classes and implements interfaces at runtime.
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 cglib-parent-3.3.0.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.