Setting maven.pmd.rulesetfiles=rulesets/strings.xml (which is supported according to the faq), the build fails with
java.lang.NoClassDefFoundError: org/apache/oro/text/perl/Perl5Util
A dependency on oro has to be added.
Oro is not needed anymore by pmd-3.9, see http://sourceforge.net/project/shownotes.php?release_id=472435&group_id=56262 and MPPMD-29.
Oro is not needed anymore by pmd-3.9, see http://sourceforge.net/project/shownotes.php?release_id=472435&group_id=56262
and
MPPMD-29.