/usr/share/maven-repo/org/eclipse/jetty/jetty-jaspi/debian/jetty-jaspi-debian.jar is in libjetty8-java 8.1.16-4.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/maven-repo/org/eclipse/jetty/jetty-jaspi/debian/../../../../../../java/jetty8-jaspi-8.1.16.v20140903.jar