/usr/share/maven-repo/jnlp/sample/ is in libjnlp-servlet-java 20120126-3.
This file is owned by root:root, with mode 0o755.
..
/usr/share/maven-repo/jnlp/sample/jardiff/
/usr/share/maven-repo/jnlp/sample/jardiff/20120126/
/usr/share/maven-repo/jnlp/sample/jardiff/20120126/jardiff-20120126.jar
/usr/share/maven-repo/jnlp/sample/jardiff/20120126/jardiff-20120126.pom
/usr/share/maven-repo/jnlp/sample/jardiff/debian/
/usr/share/maven-repo/jnlp/sample/jardiff/debian/jardiff-debian.jar
/usr/share/maven-repo/jnlp/sample/jardiff/debian/jardiff-debian.pom
/usr/share/maven-repo/jnlp/sample/jnlp-servlet/
/usr/share/maven-repo/jnlp/sample/jnlp-servlet/20120126/
/usr/share/maven-repo/jnlp/sample/jnlp-servlet/20120126/jnlp-servlet-20120126.pom
/usr/share/maven-repo/jnlp/sample/jnlp-servlet/debian/
/usr/share/maven-repo/jnlp/sample/jnlp-servlet/debian/jnlp-servlet-debian.pom