Have you looked at BPEL? http://wiki.open-esb.java.net/Wiki.jsp?page=FileBCTutorialUsingBindingWizard -- View this message in context: http://drools-java-rules-engine.46999.n3.nabble.com/Invocation-Patterns-tp1019224p1020107.html Sent from the Drools - User mailing list archive at Nabble.com.