/usr/share/maven-repo/org/apache/xmlgraphics/fop/1.0/fop-1.0.jar is in libfop-java 1:1.1.dfsg2-1+deb8u1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/maven-repo/org/apache/xmlgraphics/fop/1.0/../../../../../../java/fop-1.0.jar