/usr/ is in libjsr166y-java 1.7.0-2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/
/usr/share/java/
/usr/share/java/extra166y-1.7.0.jar
/usr/share/java/jsr166y-1.7.0.jar
/usr/share/maven-repo/
/usr/share/maven-repo/org/
/usr/share/maven-repo/org/codehaus/
/usr/share/maven-repo/org/codehaus/jsr166-mirror/
/usr/share/maven-repo/org/codehaus/jsr166-mirror/extra166y/
/usr/share/maven-repo/org/codehaus/jsr166-mirror/extra166y/debian/
/usr/share/maven-repo/org/codehaus/jsr166-mirror/extra166y/debian/extra166y-debian.pom
/usr/share/maven-repo/org/codehaus/jsr166-mirror/extra166y/1.7.0/
/usr/share/maven-repo/org/codehaus/jsr166-mirror/extra166y/1.7.0/extra166y-1.7.0.pom
/usr/share/maven-repo/org/codehaus/jsr166-mirror/jsr166y/
/usr/share/maven-repo/org/codehaus/jsr166-mirror/jsr166y/debian/
/usr/share/maven-repo/org/codehaus/jsr166-mirror/jsr166y/debian/jsr166y-debian.pom
/usr/share/maven-repo/org/codehaus/jsr166-mirror/jsr166y/1.7.0/
/usr/share/maven-repo/org/codehaus/jsr166-mirror/jsr166y/1.7.0/jsr166y-1.7.0.pom
/usr/share/doc/
/usr/share/doc/libjsr166y-java/
/usr/share/doc/libjsr166y-java/changelog.Debian.gz
/usr/share/doc/libjsr166y-java/copyright
/usr/share/java/jsr166y.jar
/usr/share/java/extra166y.jar
/usr/share/maven-repo/org/codehaus/jsr166-mirror/extra166y/debian/extra166y-debian.jar
/usr/share/maven-repo/org/codehaus/jsr166-mirror/extra166y/1.7.0/extra166y-1.7.0.jar
/usr/share/maven-repo/org/codehaus/jsr166-mirror/jsr166y/debian/jsr166y-debian.jar
/usr/share/maven-repo/org/codehaus/jsr166-mirror/jsr166y/1.7.0/jsr166y-1.7.0.jar