Posted by gouessej on Jan 12, 2016; 3:22pm
URL: https://forum.jogamp.org/DirectBuffer-deallocation-tp4035990p4035995.html

Use getDeclaredMethod instead of getMethod because the latter only works on the public member methods as it is explained in the Java documentation:
http://docs.oracle.com/javase/7/docs/api/java/lang/Class.html#getMethod(java.lang.String,%20java.lang.Class...)