/usr/ is in libpdfbox-java 1:1.8.7+dfsg-1+deb8u1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/
/usr/share/java/
/usr/share/java/pdfbox-1.8.7.jar
/usr/share/maven-repo/
/usr/share/maven-repo/org/
/usr/share/maven-repo/org/apache/
/usr/share/maven-repo/org/apache/pdfbox/
/usr/share/maven-repo/org/apache/pdfbox/pdfbox/
/usr/share/maven-repo/org/apache/pdfbox/pdfbox/1.8.7/
/usr/share/maven-repo/org/apache/pdfbox/pdfbox/1.8.7/pdfbox-1.8.7.pom
/usr/share/maven-repo/org/apache/pdfbox/pdfbox/debian/
/usr/share/maven-repo/org/apache/pdfbox/pdfbox/debian/pdfbox-debian.pom
/usr/share/doc/
/usr/share/doc/libpdfbox-java/
/usr/share/doc/libpdfbox-java/changelog.gz
/usr/share/doc/libpdfbox-java/changelog.Debian.gz
/usr/share/doc/libpdfbox-java/copyright
/usr/share/java/pdfbox.jar
/usr/share/maven-repo/org/apache/pdfbox/pdfbox/1.8.7/pdfbox-1.8.7.jar
/usr/share/maven-repo/org/apache/pdfbox/pdfbox/debian/pdfbox-debian.jar