/usr/share/maven-repo/org/jenkins-ci/commons-jexl/debian/commons-jexl-debian.jar is in libjenkins-commons-jexl-java 1.1-jenkins-20111212-1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/maven-repo/org/jenkins-ci/commons-jexl/debian/../../../../../java/jenkins-commons-jexl.jar