/usr/share/maven-repo/org/bouncycastle/bcprov/1.49/bcprov-1.49.jar is in libbcprov-java 1.49+dfsg-3+deb8u2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/maven-repo/org/bouncycastle/bcprov/1.49/../../../../../java/bcprov-1.49.jar