/usr/share/maven-repo/org/codehaus/castor/castor-codegen/debian/castor-codegen-debian.jar is in libcastor-codegen-java 1.3.1-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/maven-repo/org/codehaus/castor/castor-codegen/debian/../../../../../../java/castor-codegen-1.3.1.jar