[rules-users] iisue with Operator 'Operator = '>'' does not exist for StringEvaluator

Ganesh Krishnan ganeshk13 at yahoo.co.in
Mon Sep 27 11:41:00 EDT 2010


Hi
 
I'm not sure about the version.
 
ganesh

--- On Thu, 23/9/10, Michael Anstis <michael.anstis at gmail.com> wrote:


From: Michael Anstis <michael.anstis at gmail.com>
Subject: Re: [rules-users] iisue with Operator 'Operator = '>'' does not exist for StringEvaluator
To: "Rules Users List" <rules-users at lists.jboss.org>
Date: Thursday, 23 September, 2010, 10:49 PM


Doh! ;-)


2010/9/23 Mauricio Salatino <salaboy at gmail.com>

the deps shows 4.0.7


2010/9/23 Michael Anstis <michael.anstis at gmail.com>




and really Drools 1.4.....?


2010/9/23 Mauricio Salatino <salaboy at gmail.com>




But... where are you using that operator??
are you comparing string with ">"??



2010/9/23 Ganesh Krishnan <ganeshk13 at yahoo.co.in>









Hi
 
I'm facing some issue with DRools . Could you help me to solve the issue.
 
The Error :  Exception in thread "main" java.lang.RuntimeException: Operator 'Operator = '>'' does not exist for StringEvaluator
 
I'm using Drools 1.4 version and i'm having the following jars in my classpath.
 
ant-1.6.5.jar                    core-3.2.3.v_686_R32x.jar    drools-compiler-4.0.7.jar
antlr-runtime-3.0.jar         drools-analytics-4.0.7.jar      drools-core-4.0.7.jar
ant-nodeps-1.6.5.jar        drools-ant-4.0.7.jar            drools-decisiontables-4.0.7.jar
drools-jsr94-4.0.7.jar      janino-2.5.10.jar                 jsr94-1.1.jar
mvel-1.3.1-java1.4.jar
 
 
Please check the detail error deatils
 
Exception in thread "main" java.lang.RuntimeException: Operator 'Operator = '>'' does not exist for StringEvaluator.
at org.drools.base.evaluators.StringFactory.getEvaluator(StringFactory.java:70) 
at org.drools.base.ValueType.getEvaluator(ValueType.java:166) 
at org.drools.rule.builder.PatternBuilder.getEvaluator(PatternBuilder.java:900) 
at org.drools.rule.builder.PatternBuilder.buildRestriction(PatternBuilder.java:714) 
at org.drools.rule.builder.PatternBuilder.buildRestriction(PatternBuilder.java:625) 
at org.drools.rule.builder.PatternBuilder.createRestriction(PatternBuilder.java:434) 
at org.drools.rule.builder.PatternBuilder.build(PatternBuilder.java:308) 
at org.drools.rule.builder.PatternBuilder.buildConstraint(PatternBuilder.java:199) 
at org.drools.rule.builder.PatternBuilder.build(PatternBuilder.java:168) 
at org.drools.rule.builder.PatternBuilder.build(PatternBuilder.java:93) 
at org.drools.rule.builder.GroupElementBuilder.build(GroupElementBuilder.java:69) 
at org.drools.rule.builder.RuleBuilder.build(RuleBuilder.java:53) 
at org.drools.compiler.PackageBuilder.addRule(PackageBuilder.java:446) 
at org.drools.compiler.PackageBuilder.addPackage(PackageBuilder.java:304) 
at org.drools.compiler.PackageBuilder.addPackageFromDrl(PackageBuilder.java:167) 
at com.starwood.saratoga.scripting.poc.SaratogaApp.buildRuleBase(SaratogaApp.java:34) 
at com.starwood.saratoga.scripting.poc.SaratogaApp.scriptGenerator(SaratogaApp.java:133) 
at com.starwood.saratoga.scripting.poc.SaratogaApp.main(SaratogaApp.java:204) 
 
To resolve this issue please suggest what are the jar's i supposed to use.
 
Thanks & regards
Ganesh K
 
 
 
 
 

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-- 
 - CTO @ http://www.plugtree.com  
 - MyJourney @ http://salaboy.wordpress.com
 - Co-Founder @ http://www.jbug.com.ar
 
 - Salatino "Salaboy" Mauricio -

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_______________________________________________
rules-users mailing list
rules-users at lists.jboss.org
https://lists.jboss.org/mailman/listinfo/rules-users







-- 
 - CTO @ http://www.plugtree.com  
 - MyJourney @ http://salaboy.wordpress.com
 - Co-Founder @ http://www.jbug.com.ar
 
 - Salatino "Salaboy" Mauricio -

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