/usr/ is in libhttpunit-java 1.7+dfsg-9.
This file is owned by root:root, with mode 0o755.
..
/usr/share/
/usr/share/doc/
/usr/share/doc/libhttpunit-java/
/usr/share/doc/libhttpunit-java/README.Debian-source
/usr/share/doc/libhttpunit-java/copyright
/usr/share/doc/libhttpunit-java/changelog.Debian.gz
/usr/share/java/
/usr/share/java/httpunit-1.7.jar
/usr/share/maven-repo/
/usr/share/maven-repo/httpunit/
/usr/share/maven-repo/httpunit/httpunit/
/usr/share/maven-repo/httpunit/httpunit/1.7/
/usr/share/maven-repo/httpunit/httpunit/1.7/httpunit-1.7.pom
/usr/share/maven-repo/httpunit/httpunit/debian/
/usr/share/maven-repo/httpunit/httpunit/debian/httpunit-debian.pom
/usr/share/java/httpunit.jar
/usr/share/maven-repo/httpunit/httpunit/1.7/httpunit-1.7.jar
/usr/share/maven-repo/httpunit/httpunit/debian/httpunit-debian.jar