/usr/share/maven-repo/org/libreoffice/ridl/4.2.8/ridl-4.2.8.jar is in ure 4.2.8-0ubuntu5.5.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/maven-repo/org/libreoffice/ridl/4.2.8/../../../../../java/ridl-4.2.8.jar