/usr/share/activemq/lib/optional/log4j-1.2.jar is in activemq 5.15.3-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/activemq/lib/optional/../../../java/log4j-1.2.jar
/usr/share/activemq/lib/optional/../../../java/log4j-1.2.jar