Thanks for the reply. Please find a basic structure of my drl file
rule "set b value" salience 10 no-loop when e : Person(b == " "); then e.setB("10"); end rule "b other than 10" salience 1 no-loop when e : Person(b != 10) then System.out.println("error"+e.getB()); end -- View this message in context: http://drools.46999.n3.nabble.com/rules-users-how-to-use-only-updated-value-in-drools-tp4017628p4017633.html Sent from the Drools: User forum mailing list archive at Nabble.com. _______________________________________________ rules-users mailing list rules-users@lists.jboss.org https://lists.jboss.org/mailman/listinfo/rules-users