<div dir="ltr">According to the code you have shown, <span style="font-family:arial,sans-serif;font-size:13px">OtherItem is not defined as an </span>@role(event) but you are using it to do time-related comparisons.<div><br>
</div><div>Best Regards,<br><div class="gmail_extra"><br clear="all"><div><br>XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX<br><br>Esteban Aliverti<br>- Blog @ <a href="http://ilesteban.wordpress.com" target="_blank">http://ilesteban.wordpress.com</a></div>
<br><br><div class="gmail_quote">On Fri, Jan 11, 2013 at 12:59 PM, Wolfgang Laun <span dir="ltr"><<a href="mailto:wolfgang.laun@gmail.com" target="_blank">wolfgang.laun@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">
Add two declare ... @role(event) end to listener.drl.<br>
<span><font color="#888888"><br>
-W<br>
</font></span><div><div><br>
On 11/01/2013, Marco Malziotti <<a href="mailto:marco.malziotti@trs.it" target="_blank">marco.malziotti@trs.it</a>> wrote:<br>
> Hello<br>
> I am a beginner in Drools 5.1.1 and try to listen a event in a packageX<br>
> inserted by a rule in another packageY.<br>
> I have following 2 drl file :<br>
><br>
> ---inserter.drl----<br>
> package packageY<br>
> import internal.event.*;<br>
><br>
> declare EventItem<br>
> @role (event)<br>
> end<br>
><br>
> rule "insert EventItem"<br>
> when<br>
> ...<br>
> then<br>
> EventItem ei = new EventItem(...);<br>
> insert(ei);<br>
> end<br>
> ----------------<br>
><br>
> ---listener.drl---<br>
> package packageX<br>
> import internal.event.*;<br>
><br>
> rule "listen EventItem temporal constraint"<br>
> when<br>
> ei: EventItem()<br>
> oi: OtherItem(this after ei)<br>
> then<br>
> System.out.println("Hello word");<br>
> end<br>
> ----------------<br>
><br>
> EventItem and OtherItem are defined in 'internal.event' package.<br>
> If I run with a StatefulKnowledgeSession configured in 'pseudo clock',<br>
> I have following stack trace:<br>
><br>
> java.lang.ClassCastException: org.drools.common.DefaultFactHandle<br>
> cannot be cast to org.drools.common.EventFactHandle<br>
> at<br>
> org.drools.base.evaluators.AfterEvaluatorDefinition$AfterEvaluator.evaluateCachedRight(AfterEvaluatorDefinition.java:322)<br>
> at<br>
> org.drools.rule.VariableRestriction.isAllowedCachedRight(VariableRestriction.java:117)<br>
> at<br>
> org.drools.rule.VariableConstraint.isAllowedCachedRight(VariableConstraint.java:121)<br>
> at<br>
> org.drools.common.SingleBetaConstraints.isAllowedCachedRight(SingleBetaConstraints.java:151)<br>
> at org.drools.reteoo.JoinNode.assertObject(JoinNode.java:125)<br>
> at<br>
> org.drools.reteoo.SingleObjectSinkAdapter.propagateAssertObject(SingleObjectSinkAdapter.java:59)<br>
> at org.drools.reteoo.AlphaNode.assertObject(AlphaNode.java:145)<br>
> at<br>
> org.drools.reteoo.SingleObjectSinkAdapter.propagateAssertObject(SingleObjectSinkAdapter.java:59)<br>
> at<br>
> org.drools.reteoo.ObjectTypeNode.assertObject(ObjectTypeNode.java:190)<br>
> at<br>
> org.drools.reteoo.EntryPointNode.assertObject(EntryPointNode.java:145)<br>
> at<br>
> org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:1174)<br>
> at<br>
> org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:1123)<br>
> at<br>
> org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:917)<br>
> at<br>
> org.drools.impl.StatefulKnowledgeSessionImpl.insert(StatefulKnowledgeSessionImpl.java:251)<br>
> ...<br>
><br>
> Moving listener.drl in packageY, all works.<br>
> I don't know if it is already open a related issue, perhaps the :<br>
> <a href="https://issues.jboss.org/browse/JBRULES-2774" target="_blank">https://issues.jboss.org/browse/JBRULES-2774</a><br>
> Thanks for your attention.<br>
> Regards.<br>
><br>
> Marco Malziotti<br>
> Tecnologie nelle Reti e nei Sistemi T.R.S. S.p.A.<br>
> Integration Test Engineer<br>
> Tel. <a href="tel:%2B%2039%2006.87281.407" value="+390687281407" target="_blank">+ 39 06.87281.407</a><br>
> Fax. <a href="tel:%2B%2039%2006.87281.550" value="+390687281550" target="_blank">+ 39 06.87281.550</a><br>
> E-mail: <a href="mailto:marco.malziotti@trs.it" target="_blank">marco.malziotti@trs.it</a><br>
><br>
><br>
> Tecnologie nelle Reti e nei Sistemi T.R.S. SpA<br>
> Via della Bufalotta, 378 - 00139 Roma<br>
> Tel <a href="tel:%2B39.06.87.28.1.1" value="+3906872811" target="_blank">+39.06.87.28.1.1</a> - Fax <a href="tel:%2B39.06.87.28.1.550" value="+390687281550" target="_blank">+39.06.87.28.1.550</a><br>
><br>
> -------------------------------------------------------<br>
><br>
> Ai sensi del D.Lgs. 196/2003 si precisa che le informazioni contenute in<br>
> questo messaggio<br>
> sono riservate ed a uso esclusivo del destinatario. Qualora il messaggio in<br>
> parola Le<br>
> fosse pervenuto per errore, la preghiamo di eliminarlo senza copiarlo e di<br>
> non inoltrarlo<br>
> a terzi, dandocene gentilmente comunicazione. Grazie.<br>
> This message, for the law 196/2003, may contain confidential and/or<br>
> privileged information.<br>
> If you are not the addressee or authorized to receive this for the<br>
> addressee, you must not<br>
> use, copy, disclose or take any action based on this message or any<br>
> information herein.<br>
> If you have received this message in error, please advise the sender<br>
> immediately by reply<br>
> e-mail and delete this message. Thank you for your cooperation.<br>
><br>
> -------------------------------------------------------<br>
><br>
> This message has been scanned for viruses and dangerous content by<br>
> MailScanner, and is believed to be clean.<br>
><br>
><br>
> _______________________________________________<br>
> rules-users mailing list<br>
> <a href="mailto:rules-users@lists.jboss.org" target="_blank">rules-users@lists.jboss.org</a><br>
> <a href="https://lists.jboss.org/mailman/listinfo/rules-users" target="_blank">https://lists.jboss.org/mailman/listinfo/rules-users</a><br>
><br>
_______________________________________________<br>
rules-users mailing list<br>
<a href="mailto:rules-users@lists.jboss.org" target="_blank">rules-users@lists.jboss.org</a><br>
<a href="https://lists.jboss.org/mailman/listinfo/rules-users" target="_blank">https://lists.jboss.org/mailman/listinfo/rules-users</a><br>
</div></div></blockquote></div><br></div></div></div>