/usr/ is in libcommons-pool-java 1.6-2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/
/usr/share/java/
/usr/share/java/commons-pool-1.6.jar
/usr/share/doc/
/usr/share/doc/libcommons-pool-java/
/usr/share/doc/libcommons-pool-java/RELEASE-NOTES.txt
/usr/share/doc/libcommons-pool-java/README.txt
/usr/share/doc/libcommons-pool-java/copyright
/usr/share/doc/libcommons-pool-java/changelog.Debian.gz
/usr/share/maven-repo/
/usr/share/maven-repo/commons-pool/
/usr/share/maven-repo/commons-pool/commons-pool/
/usr/share/maven-repo/commons-pool/commons-pool/1.6/
/usr/share/maven-repo/commons-pool/commons-pool/1.6/commons-pool-1.6.pom
/usr/share/maven-repo/commons-pool/commons-pool/debian/
/usr/share/maven-repo/commons-pool/commons-pool/debian/commons-pool-debian.pom
/usr/share/java/commons-pool.jar
/usr/share/maven-repo/commons-pool/commons-pool/1.6/commons-pool-1.6.jar
/usr/share/maven-repo/commons-pool/commons-pool/debian/commons-pool-debian.jar