I added a rat-target in the check.xml and this is run now daily on Hudson in the job "Ant_Nightly" (with checkstyle, findbugs, javadocs and distribution).
* JavaDocs http://hudson.zones.apache.org/hudson/view/Ant/job/Ant_Nightly/javadoc/ * Findbugs http://hudson.zones.apache.org/hudson/view/Ant/job/Ant_Nightly/lastSucce ssfulBuild/findbugsResult/ * RAT report http://hudson.zones.apache.org/hudson/view/Ant/job/Ant_Nightly/lastSucce ssfulBuild/artifact/trunk/build/reports/rat/report.txt * Distribution (without external libs) http://hudson.zones.apache.org/hudson/view/Ant/job/Ant_Nightly/lastSucce ssfulBuild/artifact/trunk/distribution/ Jan
