/usr/share/maven-repo/org/springframework/spring-messaging/debian/spring-messaging-debian.jar is in libspring-messaging-java 4.3.14-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/maven-repo/org/springframework/spring-messaging/debian/../../../../../java/spring3-messaging-3.x.jar