/usr/share/maven-repo/net/java/dev/msv/msv-rngconverter/2009.1/msv-rngconverter-2009.1.jar is in libmsv-java 2009.1+dfsg1-5.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/maven-repo/net/java/dev/msv/msv-rngconverter/2009.1/../../../../../../../java/msv-rngconverter.jar