/usr/share/java/mina2-integration-jmx.jar is in libmina2-java 2.0.7+dfsg-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/java/mina2-integration-jmx-2.0.7.jar
/usr/share/java/mina2-integration-jmx-2.0.7.jar