https://bugzilla.redhat.com/show_bug.cgi?id=1360587
--- Comment #7 from gil cattaneo puntogil@libero.it --- (In reply to Dennis Chen from comment #6)
The package requires the generated java code to be modified. Two methods need to be deleted, and on initialization needs to be removed. I'm not sure what easy way there is to do this.
Use old jflex release Remain to fix this issues: [!]: License file installed when any subpackage combination is installed.