Ok I see the issue. The root.war file is expanded in the root directory. On upgrading jetty8 the index.html file in /var/lib/jetty/webapps/root is overridden with the one from the package. Touching root.war triggers a redeploy and reverts the changes caused by the upgrade.
__ This is the maintainer address of Debian's Java team <http://lists.alioth.debian.org/cgi-bin/mailman/listinfo/pkg-java-maintainers>. Please use [email protected] for discussions and questions.
