[jboss-jira] [JBoss JIRA] Updated: (JBRULES-1438) FactTemplate Property Access leads to RuleBuilder Exception

[greywind (JIRA)]

     [ http://jira.jboss.com/jira/browse/JBRULES-1438?page=all ]

greywind updated JBRULES-1438:
------------------------------

    Attachment: EntityTest.drl

The Rules file that produces the Error

> FactTemplate Property Access leads to RuleBuilder Exception
> -----------------------------------------------------------
>
>                 Key: JBRULES-1438
>                 URL: http://jira.jboss.com/jira/browse/JBRULES-1438
>             Project: JBoss Drools
>          Issue Type: Bug
>      Security Level: Public(Everyone can see) 
>          Components: Drl Parser/Builder
>    Affects Versions: 4.0.4
>            Reporter: greywind
>         Attachments: EntityTest.drl
>
>
> The only thing I do is to add the attached drl to a Package and do get the following exception:
> Exception in thread "main" org.mvel.CompileException: problem encountered at node [19] 5{1012,1042}: unable to resolve property: could not access property
> 	at org.mvel.TemplateInterpreter.execute(TemplateInterpreter.java:554)
> 	at org.mvel.TemplateInterpreter.parse(TemplateInterpreter.java:338)
> 	at org.drools.rule.builder.dialect.java.AbstractJavaBuilder.generatTemplates(AbstractJavaBuilder.java:120)
> 	at org.drools.rule.builder.dialect.java.JavaConsequenceBuilder.build(JavaConsequenceBuilder.java:118)
> 	at org.drools.rule.builder.RuleBuilder.build(RuleBuilder.java:67)
> 	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 org.drools.entity.EntityTest.main(EntityTest.java:48)
> Caused by: org.mvel.PropertyAccessException: unable to resolve property: could not access property
> 	at org.mvel.PropertyAccessor.get(PropertyAccessor.java:170)
> 	at org.mvel.PropertyAccessor.get(PropertyAccessor.java:128)
> 	at org.mvel.ASTNode.getReducedValue(ASTNode.java:247)
> 	at org.mvel.ast.PropertyASTNode.getReducedValue(PropertyASTNode.java:36)
> 	at org.mvel.MVELInterpretedRuntime.parseAndExecuteInterpreted(MVELInterpretedRuntime.java:115)
> 	at org.mvel.MVELInterpretedRuntime.parse(MVELInterpretedRuntime.java:63)
> 	at org.mvel.TemplateInterpreter.execute(TemplateInterpreter.java:409)
> 	... 8 more
> Caused by: java.lang.reflect.InvocationTargetException
> 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> 	at java.lang.reflect.Method.invoke(Method.java:585)
> 	at org.mvel.PropertyAccessor.getBeanProperty(PropertyAccessor.java:419)
> 	at org.mvel.PropertyAccessor.get(PropertyAccessor.java:153)
> 	... 14 more
> Caused by: org.drools.RuntimeDroolsException: This is a bug. Please report to development team: org.drools.facttemplates.FactTemplateFieldExtractor.getValue(java.lang.Object)
> 	at org.drools.facttemplates.FactTemplateFieldExtractor.getNativeReadMethod(FactTemplateFieldExtractor.java:82)
> 	at org.drools.rule.Declaration.getNativeReadMethod(Declaration.java:291)
> 	... 20 more
> Caused by: java.lang.NoSuchMethodException: org.drools.facttemplates.FactTemplateFieldExtractor.getValue(java.lang.Object)
> 	at java.lang.Class.getDeclaredMethod(Class.java:1909)
> 	at org.drools.facttemplates.FactTemplateFieldExtractor.getNativeReadMethod(FactTemplateFieldExtractor.java:79)
> 	... 21 more
> When I select dialect 'mvel' it does work however!

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