/usr/ is in libstreambuffer-java 1.5.4-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/maven-repo/com/sun/xml/stream/buffer/
/usr/share/
/usr/share/doc/
/usr/share/doc/libstreambuffer-java/
/usr/share/doc/libstreambuffer-java/changelog.Debian.gz
/usr/share/doc/libstreambuffer-java/copyright
/usr/share/java/
/usr/share/java/streambuffer.jar
/usr/share/maven-repo/
/usr/share/maven-repo/com/
/usr/share/maven-repo/com/sun/
/usr/share/maven-repo/com/sun/xml/
/usr/share/maven-repo/com/sun/xml/stream/
/usr/share/maven-repo/com/sun/xml/stream/buffer/streambuffer/
/usr/share/maven-repo/com/sun/xml/stream/buffer/streambuffer/1.5.4/
/usr/share/maven-repo/com/sun/xml/stream/buffer/streambuffer/1.5.4/streambuffer-1.5.4.pom
/usr/share/maven-repo/com/sun/xml/stream/buffer/streambuffer/debian/
/usr/share/maven-repo/com/sun/xml/stream/buffer/streambuffer/debian/streambuffer-debian.pom
/usr/share/java/streambuffer-1.5.4.jar
/usr/share/maven-repo/com/sun/xml/stream/buffer/streambuffer/1.5.4/streambuffer-1.5.4.jar
/usr/share/maven-repo/com/sun/xml/stream/buffer/streambuffer/debian/streambuffer-debian.jar