""businessRuleTask" who tries to fire a rule in drools ant that rule are not in the same group" can you share the process definition and the rule?
2012/2/7 Alberto R. Galdo <[email protected]>: > Hi, > > The rule that inserts the process which has the node "businessRuleTask" > who tries to fire a rule in drools ant that rule are not in the same group. > In fact, the rule that should be fired is the only rule in that group and > should only be fired by the process itself. > > What we are trying to do is to update the state of a fact inside drools > with information gathered in the BPM process. Maybe I am getting this wrong, > but, Is there another way to accomplish this? > > Greets, > > > Alberto R. Galdo > [email protected] > > > > > On Tue, Feb 7, 2012 at 19:23, Mauricio Salatino <[email protected]> wrote: >> >> Hi are you using the same rule flow-group in the businessRuleTask and >> in your rule? can you share the rule that you are using? >> remember that the evaluation will be done by the engine as soon as the >> information comes in. The rule flow group will only execute something >> if a rule was activated inside the rule flow group of your >> businessRuleTask. >> Cheers >> >> On Tue, Feb 7, 2012 at 2:23 PM, argaldo <[email protected]> wrote: >> > Hi, >> > >> > We're running an application that uses Drools + JBPM 5 + Drools >> > integration our set-up can be seen as: >> > >> > Some rule fires and creates a JBPM process ( a fact gets inserted into >> > drools using "kcontext.getKnowledgeRuntime().startProcess()" ), after a >> > few >> > nodes processed, the JBPM engine arrives to a node of type >> > "businessRuleTask" which in turn tells drools to evaluate a group of >> > rules ( >> > which at the moment consists on only one rule ). >> > >> > Well, the problem is that what we see is that everything runs ok before >> > the businessRuleTask and at the moment when the rule group would be >> > evaluated we could see that in drools the rule gets created, activated, >> > but >> > never fired. >> > >> > We did some debug and realized that the reason the rule group never got >> > fired is because this check in RuleFlowGroupImpl.java ( method >> > setActive(boolean) ): >> > >> > if ( this.list.isEmpty() ) { >> > if ( this.autoDeactivate ) { >> > // if the list of activations is empty and >> > // auto-deactivate is on, deactivate this group >> > WorkingMemoryAction action = new DeactivateCallback( >> > this ); >> > this.workingMemory.queueWorkingMemoryAction( action >> > ); >> > } >> > } >> > >> > >> > The problem is that at the moment when drools calls setActive() and >> > performs the check, this.list is in fact empty and autoDeactivate is >> > true by >> > default ). Then drools enqueues a deactivation task afterwords, which >> > deactivates the rule *before* even firing it. >> > >> > From now on, things get a little weirder, every subsequent invocation >> > of >> > the method setActive ( in response of bussinessRuleTask from our >> > bussiness >> > process ) runs ok as that list now is not empty ( has one rule ). >> > >> > Seems a race condition to me, but,..., Is there any way to >> > deactivate >> > autodeactivation by default? Are we doing something wrong? Bug report? >> > >> > Greets, >> > >> > -- >> > View this message in context: >> > http://drools.46999.n3.nabble.com/Rule-does-not-fire-when-JBPM-asks-to-do-so-in-BPMN-2-0-process-tp3723183p3723183.html >> > Sent from the Drools: User forum mailing list archive at Nabble.com. >> > _______________________________________________ >> > rules-users mailing list >> > [email protected] >> > https://lists.jboss.org/mailman/listinfo/rules-users >> >> >> >> -- >> - CTO @ http://www.plugtree.com >> - MyJourney @ http://salaboy.wordpress.com >> - Co-Founder @ http://www.jugargentina.org >> - Co-Founder @ http://www.jbug.com.ar >> >> - Salatino "Salaboy" Mauricio - >> >> _______________________________________________ >> rules-users mailing list >> [email protected] >> https://lists.jboss.org/mailman/listinfo/rules-users > > > > _______________________________________________ > rules-users mailing list > [email protected] > https://lists.jboss.org/mailman/listinfo/rules-users > -- - CTO @ http://www.plugtree.com - MyJourney @ http://salaboy.wordpress.com - Co-Founder @ http://www.jugargentina.org - Co-Founder @ http://www.jbug.com.ar - Salatino "Salaboy" Mauricio - _______________________________________________ rules-users mailing list [email protected] https://lists.jboss.org/mailman/listinfo/rules-users
