/usr/share/maven-repo/de/pdark/decentxml/1.4/decentxml-1.4.jar is in libdecentxml-java 1.4-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/maven-repo/de/pdark/decentxml/1.4/../../../../../java/decentxml.jar