/usr/share/ is in libxsom-java 0+20110809-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/maven-repo/com/sun/xsom/
/usr/share/maven-repo/com/sun/xsom/xsom/
/usr/share/java/
/usr/share/java/xsom.jar
/usr/share/maven-repo/
/usr/share/maven-repo/com/
/usr/share/maven-repo/com/sun/
/usr/share/maven-repo/com/sun/xsom/xsom/20110809/
/usr/share/maven-repo/com/sun/xsom/xsom/20110809/xsom-20110809.pom
/usr/share/maven-repo/com/sun/xsom/xsom/debian/
/usr/share/maven-repo/com/sun/xsom/xsom/debian/xsom-debian.pom
/usr/share/doc/
/usr/share/doc/libxsom-java/
/usr/share/doc/libxsom-java/copyright
/usr/share/doc/libxsom-java/changelog.Debian.gz
/usr/share/java/xsom-20110809.jar
/usr/share/maven-repo/com/sun/xsom/xsom/20110809/xsom-20110809.jar
/usr/share/maven-repo/com/sun/xsom/xsom/debian/xsom-debian.jar