/usr/share/ is in libswing-layout-java 1.0.4-4.
This file is owned by root:root, with mode 0o755.
..
/usr/share/java/
/usr/share/maven-repo/
/usr/share/maven-repo/org/
/usr/share/maven-repo/org/swinglabs/
/usr/share/maven-repo/org/swinglabs/swing-layout/
/usr/share/maven-repo/org/swinglabs/swing-layout/1.0.4/
/usr/share/maven-repo/org/swinglabs/swing-layout/1.0.4/swing-layout-1.0.4.pom
/usr/share/maven-repo/org/swinglabs/swing-layout/debian/
/usr/share/maven-repo/org/swinglabs/swing-layout/debian/swing-layout-debian.pom
/usr/share/java/swing-layout-1.0.4.jar
/usr/share/doc/
/usr/share/doc/libswing-layout-java/
/usr/share/doc/libswing-layout-java/copyright
/usr/share/doc/libswing-layout-java/changelog.Debian.gz
/usr/share/maven-repo/org/swinglabs/swing-layout/1.0.4/swing-layout-1.0.4.jar
/usr/share/maven-repo/org/swinglabs/swing-layout/debian/swing-layout-debian.jar
/usr/share/java/swing-layout.jar