WebLab Core
· This is the home of the Core of the WebLab platform.
This is only needed if you want to build the core on your own. If you only need to build custom Services, WebServices or Portlets, POMs are available in other SVN subfolders.
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 core-annotator.jar file.
Once you open a JAR file, all the java classes in the JAR file will be displayed.