/usr/share/maven-repo/org/freehep/freehep-export/debian/freehep-export-debian.jar is in libfreehep-export-java 2.1.1-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/maven-repo/org/freehep/freehep-export/debian/../2.1.1/freehep-export-2.1.1.jar