0N/A1)Copy Parser.jjt in a dedicated directory.
0N/AGrammar located in file Parser.jjt :
0N/AIf you added new node (eg :IpV6Address()) copy the JDM file (eg:JDMIpV6Address.java)
0N/A5) You need to modify any JDM files you copied back. Lauch the compilation and you will see what is wrong.