Hello,
please have a look at this since it turns out to be more of a question for developers starting from page 2 of the thread:
http://www.jboss.org/index.html?module=bb&op=viewtopic&t=163109
Sebastian
The discussion on this went on in the users' forum. Joram asked me to create a reminder for him in JIRA.
https://jira.jboss.org/jira/browse/JBPM-2644