Posted by gouessej on May 31, 2013; 11:28am
URL: https://forum.jogamp.org/Issue-with-Java-3D-under-OpenJDK-7-Mac-OS-X-tp4025259p4029284.html

I discourage you to use the mechanism of extensions. It would be interesting to find a way of modifying the class loader so that it uses the new JARs and ignore the "old" JARs.