/usr/share/maven-repo/org/eclipse/swt/org.eclipse.swt/4.x/org.eclipse.swt-4.x.jar is in libswt-gtk-4-java 4.6.3-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/maven-repo/org/eclipse/swt/org.eclipse.swt/4.x/../../../../../../java/org.eclipse.swt-4.x.jar