/usr/share/java/maven-ejb-plugin-2.2.jar is in libmaven-ejb-plugin-java 2.2-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/java/../maven-repo/org/apache/maven/plugins/maven-ejb-plugin/2.2/maven-ejb-plugin-2.2.jar