Re: [rules-users] A basic doubt about Drools Fusion

There should be a listener for afterActivationCreated, right? On Fri, Dec 7, 2012 at 3:16 PM, Esteban Aliverti <esteban.aliverti(a)gmail.com > I think you have 2 main options here: > > - Invoke fireUnitlHalt() in an independent thread. > - Invoke fireAllRules() after each insert() you have. > > Best Regards, > > > > XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX > > Esteban Aliverti > - Blog @ http://ilesteban.wordpress.com > > > > On Fri, Dec 7, 2012 at 3:57 PM, Adrián Paredes < > adrianp(a)epidataconsulting.com> >> Thank you, Esteban. >> >> You are right! If I insert two events A: >> >> rulesTest.addEventA("123"); >> rulesTest.addEventA("456"); >> >> The second call of fireAllRules() activates the rule for the first object: >> >> Event inserted com.epidataconsulting.drools.model.EventA >> Event A 123 at Fri Dec 07 11:54:21 ART 2012 >> Event inserted com.epidataconsulting.drools.model.EventA >> >> But not for the second. >> >> How I can do to correct this behavior? >> >> Thanks! >> >> Adrian >> >> >> 2012/12/7 Esteban Aliverti <esteban.aliverti(a)gmail.com&gt; >> >>> It could be the case, and I'm guessing here, that the >>> AgendaEventListener is called just before the activation is placed into the >>> agenda. So, the call to fireAllRules() finds an empty agenda. What you >>> could do to check if this is what is happening, is to insert 2 EvenA >>> objects. The second call of fireAllRules() should fire the activation of >>> the first object (and you will miss the activation of the second). >>> >>> Best Regards, >>> >>> >>> >>> >>> XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX >>> >>> Esteban Aliverti >>> - Blog @ http://ilesteban.wordpress.com >>> >>> >>> >>> On Fri, Dec 7, 2012 at 1:55 PM, Adrián Paredes < >>> adrianp(a)epidataconsulting.com>>> >>>> Hi all: >>>> >>>> I have a very basic doubt about Drools Fusion. >>>> >>>> I have two simple Java classes: >>>> >>>> EventA { >>>> String id; >>>> Date timestamp; >>>> Long duration; >>>> } >>>> >>>> EventB { >>>> String id; >>>> Date timestamp; >>>> Long duration; >>>> } >>>> >>>> I have a DRL file, where I declare this two classes as Events: >>>> >>>> declare EventA >>>> @role(event) >>>> @timestamp(timestamp) >>>> @duration(duration) >>>> end >>>> >>>> declare EventB >>>> @role(event) >>>> @timestamp(timestamp) >>>> @duration(duration) >>>> end >>>> >>>> I have a simple rule: >>>> >>>> rule "Basic Rule" >>>> dialect 'mvel' >>>> when >>>> $eventA: EventA($aId: id) from entry-point "time stream" >>>> then >>>> System.out.println("Event A " + $aId + " at " + $eventA.timestamp); >>>> end >>>> >>>> Finally, I have a test that starts a StatefulKnowledgeSession in STREAM >>>> mode, register an eventLister in the session in order to fire the rules >>>> when an event arrives: >>>> >>>> ksession.addEventListener(new DefaultAgendaEventListener() { >>>> @Override >>>> public void activationCreated(ActivationCreatedEvent event) { >>>> ((StatefulKnowledgeSession) >>>> event.getKnowledgeRuntime()).fireAllRules(); >>>> } >>>> }); >>>> >>>> And then the test insert in the "time stream" entry-point an instance >>>> of EventA with duration of 10 miliseconds, as follows: >>>> >>>> EventA eventA = new EventA(); >>>> eventA.setId("123"); >>>> eventA.setTimestamp(new Date()); >>>> eventA.setDuration(10L); >>>> ksession.getWorkingMemoryEntryPoint("time stream").insert(event); >>>> >>>> At the end of the test, I have an sleep of 2 seconds just in case. >>>> >>>> I don't understand why the "Basic Rule" never fires. >>>> >>>> But if I add another condition to the same rule, something like this: >>>> >>>> rule "Basic Rule" >>>> dialect 'mvel' >>>> when >>>> $eventA: EventA($aId: id) from entry-point "time stream" >>>> not EventB($aId == id, this after [0s,5s] $eventA) from entry-point >>>> "time stream" >>>> then >>>> System.out.println("Event A " + $aId + " at " + $eventA.timestamp); >>>> end >>>> >>>> The rules fires and I see this message in console: >>>> >>>> Event A 123 at Fri Dec 07 09:48:59 ART 2012 >>>> >>>> I don't understand why the first rule, that is more open, don't fire, >>>> and the second rule, that is more restrictive, fires without problems. >>>> >>>> Thank you very much! >>>> >>>> Greetings, >>>> Adrian. >>>> >>>> -- >>>> *Epidata Consulting | Deploying Ideas >>>> Ing. Adrián M. Paredes | Arquitecto Desarrollador >>>> adrianp(a)epidataconsulting.com | Cel: (54911) 3297 1713 >>>> >>>> ---------------------------------------------------------------------------------------------------------------------------- >>>> Argentina: Maipú 521 Piso 1 Of. A | Buenos Aires | Of: (5411) 5031 0060 >>>> Chile: Apoquindo 3600 Piso 7 y 9 | Las Condes - Santiago | Of: (+56) 2 >>>> 495 8450 >>>> >>>> --------------------------------------------------------------------------------------------------------------------------- >>>> www.epidataconsulting.com >>>> Linkedin <http://bit.ly/epidatalinkedin> | Facebook<http://www.facebook.com/epidata.consulting> >>>> | Twitter <http://twitter.com/epidata> >>>> * >>>> >>>> _______________________________________________ >>>> rules-users mailing list >>>> rules-users(a)lists.jboss.org >>>> https://lists.jboss.org/mailman/listinfo/rules-users >>>> >>>> >>> >>> _______________________________________________ >>> rules-users mailing list >>> rules-users(a)lists.jboss.org >>> https://lists.jboss.org/mailman/listinfo/rules-users >>> >>> >> >> >> -- >> *Epidata Consulting | Deploying Ideas >> Ing. Adrián M. Paredes | Arquitecto Desarrollador >> adrianp(a)epidataconsulting.com | Cel: (54911) 3297 1713 >> >> ---------------------------------------------------------------------------------------------------------------------------- >> Argentina: Maipú 521 Piso 1 Of. A | Buenos Aires | Of: (5411) 5031 0060 >> Chile: Apoquindo 3600 Piso 7 y 9 | Las Condes - Santiago | Of: (+56) 2 >> 495 8450 >> >> --------------------------------------------------------------------------------------------------------------------------- >> www.epidataconsulting.com >> Linkedin <http://bit.ly/epidatalinkedin> | Facebook<http://www.facebook.com/epidata.consulting> >> | Twitter <http://twitter.com/epidata> >> * >> >> _______________________________________________ >> rules-users mailing list >> rules-users(a)lists.jboss.org >> https://lists.jboss.org/mailman/listinfo/rules-users >> >> > > _______________________________________________ > rules-users mailing list > rules-users(a)lists.jboss.org > https://lists.jboss.org/mailman/listinfo/rules-users > > -- - MyJourney @ http://salaboy.wordpress.com - Co-Founder @ http://www.jugargentina.org - Co-Founder @ http://www.jbug.com.ar - Salatino "Salaboy" Mauricio -