Following API call (or equivalent property conf) will make Drools 4 behave like Drools 3.
RuleBaseConfiguration.setRemoveIdentities( true ); []s Edson 2008/11/12 Knych, Thomas <[EMAIL PROTECTED]> > Hi - > > I'm upgrading a large base of rules from 3.x to 4.0.7. However there > seem to be a few semantic differences. I have rules like the below in a > few places: > > rule "All items should have a unique external id" > when > new_item : Item( exId : externalId ) > old_item : Item( externalId == exId ) > then > LOG.warn( "DUPE Detected: new:" + new_item + " old:" + > old_item ); > retract( new_item ); > end > > And this all worked fine because 3.x would never assign the same object > to both new_item and old_item. I know my new/old seem arbitary - but I'm > just getting down to the minimal reproducing case. 4.x now will assign > one instance of an object to both new_item and old_item. Is there any > way to disable this behaviour? > > > thanks, > -Tom > > _______________________________________________ > rules-users mailing list > [email protected] > https://lists.jboss.org/mailman/listinfo/rules-users > -- Edson Tirelli JBoss Drools Core Development JBoss, a division of Red Hat @ www.jboss.com
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