Re: [rules-users] Collect and hibernate

Thanks for the continued help... but --- ArrayList<MessageAsEvent> a=new ArrayList<MessageAsEvent>(); MessageAsEvent a1=new MessageAsEvent(); a1.setSerial("serial123"); a1.setUuid("mesC:7"); a1.setId(888); a.add(a1); MessageAsEvent a2=new MessageAsEvent(); a2.setSerial("serial123"); a2.setUuid("mesC:7"); a2.setId(889);a.add(a2); ksession.setGlobal("hibernateSession", hibernateSession); ksession.setGlobal("data", a); ---- global java.util.ArrayList data; rule "Repeating as signature" when $m : MessageAsEvent(uuid=="mesC:7") $others : MessageAsEvent(uuid=="mesC:7", id!=$m.id) from data then System.out.println("++++++++++++Gathering in signatures m="+$m+" data="+$others); insert($others); end ---- and I still get; Audit:- <org.drools.audit.event.ActivationLogEvent> <type>4</type> <activationId>Repeating as signature [15, 14]</activationId> <rule>Repeating as signature</rule> <declarations>$others=MessageAsEvent:[888] uuid=mesC:7 serial=serial123 count=0(15); $m=MessageAsEvent:[254] uuid=mesC:7 serial=serial123 count=7(14)</declarations> <ruleFlowGroup>Signature</ruleFlowGroup> </org.drools.audit.event.ActivationLogEvent> <org.drools.audit.event.ActivationLogEvent> <type>4</type> <activationId>Repeating as signature [16, 14]</activationId> <rule>Repeating as signature</rule> <declarations>$others=MessageAsEvent:[889] uuid=mesC:7 serial=serial123 count=0(16); $m=MessageAsEvent:[254] uuid=mesC:7 serial=serial123 count=7(14)</declarations> <ruleFlowGroup>Signature</ruleFlowGroup> </org.drools.audit.event.ActivationLogEvent> Console:- ++++++++++++Gathering in signatures m=MessageAsEvent:[254] uuid=mesC:7 serial=serial123 count=7 data=null ++++++++++++Gathering in signatures m=MessageAsEvent:[254] uuid=mesC:7 serial=serial123 count=7 data=null with data=null being shown Edson Tirelli-4 wrote: > > You must be having a problem with the hibernate query then. Just as a > test, try replacing the query call with an arbitrary method call that > returns a couple objects. > > Edson > > > > 2009/10/29 richarda <richard.ambridge(a)gmail.com&gt; > >> >> Using Drools 5.0.1 >> >> I get the same results with the below rule. >> I leave the System.out.println in, and the rule executes the number of >> times for the number of items that should be loaded from the hibernate, >> but each time the $o is still null. >> >> the insert seems to be ignored, audit shows no record of it, but I >> assume >> insert(null) is ignored by drools >> >> >> Edson Tirelli-4 wrote: >> > >> > Did you tried this? >> > >> > when >> > $m : MessageAsEvent(uuid=="mesC:7") >> > $o : MessageAsEvent(uuid=="mesC:7", id!=$m.id) from >> > hibernateSession.createQuery("from MessageAsEvent where >> > serial=?").setParameter(0,$m.serial).list() >> > then >> > insert($o) >> > end >> > >> > In any case, collect should work too. Which version of drools are >> you >> > using? >> > >> > []s >> > Edson >> > >> > 2009/10/29 richarda <richard.ambridge(a)gmail.com&gt; >> > >> >> >> >> Hi again, >> >> >> >> I wish to have a rule that when an Event has a certain uuid then load >> >> into >> >> working memory all other events that have been received for this >> unit... >> >> >> >> So I write the rule: >> >> >> >> rule "Repeating" >> >> >> >> when >> >> $m : MessageAsEvent(uuid=="mesC:7") >> >> $others : LinkedList() from collect ( >> >> MessageAsEvent(uuid=="mesC:7", id!=$m.id) >> >> from hibernateSession.createQuery("from >> >> MessageAsEvent where >> >> serial=?").setParameter(0,$m.serial).list() >> >> ) >> >> then >> >> System.out.println("Gathering m="+$m+" >> data="+$others); >> >> end >> >> >> >> >> >> Audit log shows: (wish cut and paste would work from Eclipse audit >> view) >> >> >> >> <activationId>Repeating [131, 14]</activationId> >> >> <rule>Repeating FAN</rule> >> >> <declarations>$others=[MessageAsEvent:[124] uuid=mesC:7 >> serial=serial123 >> >> count=7, MessageAsEvent:[94] uuid=mesC:7 serial=serial123 count=7, >> >> MessageAsEvent:[64] uuid=mesC:7 serial=serial123 count=7, >> >> MessageAsEvent:[118] uuid=mesC:7 serial=serial123 count=7, >> >> MessageAsEvent:[112] uuid=mesC:7 serial=serial123 count=7, >> >> MessageAsEvent:[106] uuid=mesC:7 serial=serial123 count=7, >> >> MessageAsEvent:[100] uuid=mesC:7 serial=serial123 count=7, >> >> MessageAsEvent:[88] uuid=mesC:7 serial=serial123 count=7, >> >> MessageAsEvent:[82] uuid=mesC:7 serial=serial123 count=7, >> >> MessageAsEvent:[76] uuid=mesC:7 serial=serial123 count=7, >> >> MessageAsEvent:[70] uuid=mesC:7 serial=serial123 count=7, >> >> MessageAsEvent:[58] uuid=mesC:7 serial=serial123 count=7, >> >> MessageAsEvent:[52] uuid=mesC:7 serial=serial123 count=7, >> >> MessageAsEvent:[46] uuid=mesC:7 serial=serial123 count=7, >> >> MessageAsEvent:[40] uuid=mesC:7 serial=serial123 count=7, >> >> MessageAsEvent:[34] uuid=mesC:7 serial=serial123 count=7](131); >> >> $m=MessageAsEvent:[130] uuid=mesC:7 serial=serial123 >> >> count=7(14)</declarations> >> >> <ruleFlowGroup>Gathering</ruleFlowGroup> >> >> >> >> >> >> >> >> So, you can see that the rule fired with $others having all the data, >> >> and >> >> $m being the main uuid >> >> >> >> >> >> but the output of the rule is: >> >> Gathering m=MessageAsEvent:[130] uuid=mesC:7 serial=serial123 count=7 >> >> data=null >> >> >> >> so, the $others has been translated to a null. >> >> >> >> I'm trying to copy the Expert example: >> >> >> >> import java.util.LinkedList; >> >> >> >> rule "Send a message to all mothers" >> >> when >> >> $town : Town( name == 'Paris' ) >> >> $mothers : LinkedList() >> >> from collect( Person( gender == 'F', children > 0 ) >> >> from $town.getPeople() >> >> ) >> >> then >> >> # send a message to all mothers >> >> end >> >> >> >> which indicates that $mothers will be available in the RHS >> >> >> >> for reference, the audit log shows when the rule fires: >> >> >> >> >> >> <org.drools.audit.event.ActivationLogEvent> >> >> <type>6</type> >> >> <activationId>Repeating [-1, 14]</activationId> >> >> <rule>Repeating FAN</rule> >> >> <declarations>$m=MessageAsEvent:[130] uuid=mesC:7 serial=serial123 >> >> count=7(14)</declarations> >> >> <ruleFlowGroup>Gathering</ruleFlowGroup> >> >> >> >> >> >> What am I doing wrong? >> >> I basically want all the MessageAsEvent added to working memory, so >> later >> >> other rules will do work on all the events. >> >> >> >> Cheers >> >> Ric >> >> >> >> -- >> >> View this message in context: >> >> http://www.nabble.com/Collect-and-hibernate-tp26112042p26112042.html >> >> Sent from the drools - user mailing list archive at Nabble.com. >> >> >> >> _______________________________________________ >> >> rules-users mailing list >> >> rules-users(a)lists.jboss.org >> >> https://lists.jboss.org/mailman/listinfo/rules-users >> >> >> > >> > >> > >> > -- >> > Edson Tirelli >> > JBoss Drools Core Development >> > JBoss by Red Hat @ www.jboss.com >> > >> > _______________________________________________ >> > rules-users mailing list >> > rules-users(a)lists.jboss.org >> > https://lists.jboss.org/mailman/listinfo/rules-users >> > >> > >> >> -- >> View this message in context: >> http://www.nabble.com/Collect-and-hibernate-tp26112042p26113182.html >> Sent from the drools - user mailing list archive at Nabble.com. >> >> _______________________________________________ >> rules-users mailing list >> rules-users(a)lists.jboss.org >> https://lists.jboss.org/mailman/listinfo/rules-users >> > > > > -- > Edson Tirelli > JBoss Drools Core Development > JBoss by Red Hat @ www.jboss.com > > _______________________________________________ > rules-users mailing list > rules-users(a)lists.jboss.org > https://lists.jboss.org/mailman/listinfo/rules-users > >