/usr/share/maven-repo/org/codehaus/janino/commons-compiler/debian/commons-compiler-debian.jar is in libjanino-java 2.7.0-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/maven-repo/org/codehaus/janino/commons-compiler/debian/../../../../../../java/commons-compiler-2.7.0.jar