/usr/ is in libjexcelapi-java 2.6.12-3.
This file is owned by root:root, with mode 0o755.
..
/usr/share/
/usr/share/doc/
/usr/share/doc/libjexcelapi-java/
/usr/share/doc/libjexcelapi-java/changelog.Debian.gz
/usr/share/doc/libjexcelapi-java/copyright
/usr/share/java/
/usr/share/java/jxl-2.6.12.jar
/usr/share/maven-repo/
/usr/share/maven-repo/net/
/usr/share/maven-repo/net/sourceforge/
/usr/share/maven-repo/net/sourceforge/jexcelapi/
/usr/share/maven-repo/net/sourceforge/jexcelapi/jxl/
/usr/share/maven-repo/net/sourceforge/jexcelapi/jxl/2.6.12/
/usr/share/maven-repo/net/sourceforge/jexcelapi/jxl/2.6.12/jxl-2.6.12.pom
/usr/share/maven-repo/net/sourceforge/jexcelapi/jxl/debian/
/usr/share/maven-repo/net/sourceforge/jexcelapi/jxl/debian/jxl-debian.pom
/usr/share/java/jxl.jar
/usr/share/maven-repo/net/sourceforge/jexcelapi/jxl/2.6.12/jxl-2.6.12.jar
/usr/share/maven-repo/net/sourceforge/jexcelapi/jxl/debian/jxl-debian.jar