/usr/share/maven-repo/org/apache/maven/shared/maven-doxia-tools/debian/maven-doxia-tools-debian.jar is in libmaven-doxia-tools-java 1.2.1-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/maven-repo/org/apache/maven/shared/maven-doxia-tools/debian/../1.2.1/maven-doxia-tools-1.2.1.jar