/usr/share/maven-repo/org/codehaus/castor/castor-xml/debian/castor-xml-debian.jar is in libcastor-xml-java 1.3.2-3.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/maven-repo/org/codehaus/castor/castor-xml/debian/../../../../../../java/castor-xml-1.3.2.jar