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<p class=MsoNormal>Hi All, <o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal> I am using Drools 4.0.7 and when I tried to use “matches”
operator it is giving following exception<o:p></o:p></p>
<p class=MsoNormal>The rule logic is following<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal>package com.logica.heca.lpr.rule;<o:p></o:p></p>
<p class=MsoNormal>import com.logica.heca.lpr.domain.*;<o:p></o:p></p>
<p class=MsoNormal>import com.logica.heca.lpr.domain.contact.*;<o:p></o:p></p>
<p class=MsoNormal>import com.logica.heca.lpr.domain.ruleengine.*;<o:p></o:p></p>
<p class=MsoNormal>import java.util.*;<o:p></o:p></p>
<p class=MsoNormal>rule "CPR_RULE_222222"<o:p></o:p></p>
<p class=MsoNormal>dialect "mvel"<o:p></o:p></p>
<p class=MsoNormal>when<o:p></o:p></p>
<p class=MsoNormal> INDUD : ContactVO();<o:p></o:p></p>
<p class=MsoNormal> eval(INDUD.districtCode matches
"((UX)[ACMR][[A-Z0-9]]{3})|([A-Z0-9]++)")<o:p></o:p></p>
<p class=MsoNormal> then<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal> System.out.println("hello");<o:p></o:p></p>
<p class=MsoNormal>End<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal>Note: INDUD.districtCode returns String value.<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal><b>While if I changed matches operator to java method this
work fine<o:p></o:p></b></p>
<p class=MsoNormal><b>eval(INDUD.getDistrictCode().matches("((UX)[ACMR][[A-Z0-9]]{3})|([A-Z0-9]++)"));<o:p></o:p></b></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal>any of your esteemed help will highly be appreciated<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal>Thanks<o:p></o:p></p>
<p class=MsoNormal>Ravendra Kumar<o:p></o:p></p>
<p class=MsoNormal>-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal>org.drools.RuntimeDroolsException:
org.drools.base.mvel.MVELEvalExpression@1cf7491 : java.lang.ClassCastException:
java.lang.String cannot be cast to java.lang.Boolean<o:p></o:p></p>
<p class=MsoNormal> at
org.drools.rule.EvalCondition.isAllowed(EvalCondition.java:82)<o:p></o:p></p>
<p class=MsoNormal> at
org.drools.reteoo.EvalConditionNode.assertTuple(EvalConditionNode.java:148)<o:p></o:p></p>
<p class=MsoNormal> at
org.drools.reteoo.SingleTupleSinkAdapter.createAndPropagateAssertTuple(SingleTupleSinkAdapter.java:55)<o:p></o:p></p>
<p class=MsoNormal> at
org.drools.reteoo.LeftInputAdapterNode.assertObject(LeftInputAdapterNode.java:116)<o:p></o:p></p>
<p class=MsoNormal> at
org.drools.reteoo.SingleObjectSinkAdapter.propagateAssertObject(SingleObjectSinkAdapter.java:22)<o:p></o:p></p>
<p class=MsoNormal> at
org.drools.reteoo.ObjectTypeNode.assertObject(ObjectTypeNode.java:162)<o:p></o:p></p>
<p class=MsoNormal> at
org.drools.reteoo.Rete.assertObject(Rete.java:175)<o:p></o:p></p>
<p class=MsoNormal> at
org.drools.reteoo.ReteooRuleBase.assertObject(ReteooRuleBase.java:192)<o:p></o:p></p>
<p class=MsoNormal> at
org.drools.reteoo.ReteooWorkingMemory.doInsert(ReteooWorkingMemory.java:71)<o:p></o:p></p>
<p class=MsoNormal> at org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:911)<o:p></o:p></p>
<p class=MsoNormal> at
org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:883)<o:p></o:p></p>
<p class=MsoNormal> at
org.drools.common.AbstractWorkingMemory.insert(AbstractWorkingMemory.java:684)<o:p></o:p></p>
<p class=MsoNormal> at
org.drools.reteoo.ReteooStatelessSession.execute(ReteooStatelessSession.java:143)<o:p></o:p></p>
<p class=MsoNormal> at
com.logica.heca.lpr.rule.RuleTester.main(RuleTester.java:44)<o:p></o:p></p>
<p class=MsoNormal> at
sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)<o:p></o:p></p>
<p class=MsoNormal> at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)<o:p></o:p></p>
<p class=MsoNormal> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)<o:p></o:p></p>
<p class=MsoNormal> at
java.lang.reflect.Method.invoke(Method.java:597)<o:p></o:p></p>
<p class=MsoNormal> at
com.intellij.rt.execution.application.AppMain.main(AppMain.java:90)<o:p></o:p></p>
<p class=MsoNormal>Caused by: java.lang.ClassCastException: java.lang.String
cannot be cast to java.lang.Boolean<o:p></o:p></p>
<p class=MsoNormal> at
org.drools.base.mvel.MVELEvalExpression.evaluate(MVELEvalExpression.java:42)<o:p></o:p></p>
<p class=MsoNormal> at
org.drools.rule.EvalCondition.isAllowed(EvalCondition.java:77)<o:p></o:p></p>
<p class=MsoNormal> ... 18 more<o:p></o:p></p>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Thanks
and Regards,<o:p></o:p></span></p>
<p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></b></p>
<p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Ravendra
kumar<o:p></o:p></span></b></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>IT
Consultant<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>__________________________________
<br>
<b>Logica</b></span><span style='font-size:8.0pt;font-family:"Arial","sans-serif"'>
<b><span style='color:#7D7D7D'>- Releasing your potential<o:p></o:p></span></b></span></p>
<p class=MsoNormal><b><span style='font-size:8.0pt;font-family:"Arial","sans-serif";
color:#7D7D7D'><o:p> </o:p></span></b></p>
<p class=MsoNormal><span lang=DA style='font-size:9.0pt;font-family:"Arial","sans-serif";
color:black'>Margrethepladsen 4, 8000 Århus C<br>
Danmark <br>
T: +45 2518 8864<br>
E-mail: <a href="mailto:hans.knudsen@logica.com"><span style='color:#CC6600'>ravendra.kumar@logica.com</span></a><br>
</span><span lang=EN-GB style='font-size:8.0pt;font-family:"Arial","sans-serif"'><a
href="http://www.logica.dk/"><span lang=DA style='color:#CC6600'>www.logica.dk</span></a></span><span
style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p></o:p></span></p>
<p class=MsoNormal><o:p> </o:p></p>
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