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

Mauricio Salatino salaboy at gmail.com
Thu Sep 23 15:16:36 EDT 2010


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