I think it depends on the system. When we have symbols it attempts to see if
they are classes are not, on some systems the file system does not recognise
type and can get confused.
Mark
On 18 Nov 2013, at 15:17, Alexander Herwix <a...@herwix.com> wrote:
> I actually got it to compile and work by prefixing the new var with $. Maybe
> it's a bug where the parser/compiler messes up, when a variable has no prefix
> and the same name as a class but in lowercase?! Is this even possible?
>
> Anyway if someone has a similar problem, maybe this helps :)
>
> Cheers, Alex
>
>
> Am 18.11.2013 um 14:13 schrieb Martin Minka <martin.mi...@gmail.com>:
>
>> I had similar problem and it was solved in 6.0.0.CR5.
>>
>>
>> 2013/11/18 Alexander Herwix <a...@herwix.com>
>> Hey guys,
>>
>> using Drools 6 RC4. I have a simple rule which should cast an object into a
>> specialized object (if it is indeed a specialization) and insert that into
>> the session.
>>
>> rule "Obj is SpecialObject"
>> salience 201
>> when
>>
>> $mainObj : MainObj(obj.class == SpecialObject.class, $obj : obj)
>> then
>> System.out.println("Obj is SpecialObj");
>>
>> SpecialObj specialObj = (SpecialObj) $obj;
>> insert(specialObj);
>> end
>>
>> This rule doesn't even compile and I get a nasty error:
>> NoClassDefFoundError: com/iterranux/droolsjbpmHumanTask/domain/team__I
>> (wrong name: com/iterranux/droolsjbpmHumanTask/domain/Team__I).
>>
>> I mean it looks like the Class is present, but somehow it's lowercased
>> somewhere. It's weird I can use some other obj but this doesn't work. Anyone
>> seen something like this before? Maybe some other way to do what I want to
>> do? I tried to declare a trait and don that obj with that but same result.
>>
>> Another question would be if it is really necessary to insert the object as
>> a new fact, or could I access the nested property directly in a rule and
>> typecast it there somehow?
>>
>> Cheers, Alex
>>
>> Error java.lang.RuntimeException: Reloading agent exited via exception,
>> please raise a jira
>> | Error at
>> org.springsource.loaded.agent.ClassPreProcessorAgentAdapter.transform(ClassPreProcessorAgentAdapter.java:104)
>> | Error at
>> sun.instrument.TransformerManager.transform(TransformerManager.java:188)
>> | Error at
>> sun.instrument.InstrumentationImpl.transform(InstrumentationImpl.java:424)
>> | Error at java.lang.ClassLoader.defineClass1(Native Method)
>> | Error at java.lang.ClassLoader.defineClass(ClassLoader.java:791)
>> | Error at
>> java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
>> | Error at
>> java.net.URLClassLoader.defineClass(URLClassLoader.java:449)
>> | Error at java.net.URLClassLoader.access$100(URLClassLoader.java:71)
>> | Error at java.net.URLClassLoader$1.run(URLClassLoader.java:361)
>> | Error at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
>> | Error at java.security.AccessController.doPrivileged(Native Method)
>> | Error at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
>> | Error at java.lang.ClassLoader.loadClass(ClassLoader.java:423)
>> | Error at
>> groovy.lang.GroovyClassLoader.loadClass(GroovyClassLoader.java:648)
>> | Error at
>> groovy.lang.GroovyClassLoader.loadClass(GroovyClassLoader.java:758)
>> | Error at
>> groovy.lang.GroovyClassLoader.loadClass(GroovyClassLoader.java:746)
>> | Error at java.lang.Class.forName0(Native Method)
>> | Error at java.lang.Class.forName(Class.java:266)
>> | Error at
>> org.drools.core.common.ProjectClassLoader.loadClass(ProjectClassLoader.java:80)
>> | Error at java.lang.ClassLoader.loadClass(ClassLoader.java:356)
>> | Error at java.lang.Class.forName0(Native Method)
>> | Error at java.lang.Class.forName(Class.java:266)
>> | Error at
>> org.mvel2.ParserConfiguration.checkForDynamicImport(ParserConfiguration.java:163)
>> | Error at
>> org.mvel2.ParserConfiguration.hasImport(ParserConfiguration.java:191)
>> | Error at org.mvel2.ParserContext.hasImport(ParserContext.java:360)
>> | Error at
>> org.mvel2.compiler.AbstractParser.createPropertyToken(AbstractParser.java:1341)
>> | Error at
>> org.mvel2.compiler.AbstractParser.nextToken(AbstractParser.java:846)
>> | Error at
>> org.mvel2.compiler.ExpressionCompiler._compile(ExpressionCompiler.java:128)
>> | Error at
>> org.mvel2.compiler.ExpressionCompiler.compile(ExpressionCompiler.java:62)
>> | Error at org.mvel2.MVEL.analyze(MVEL.java:680)
>> | Error at
>> org.mvel2.compiler.PropertyVerifier.getMethod(PropertyVerifier.java:536)
>> | Error at
>> org.mvel2.compiler.PropertyVerifier.analyze(PropertyVerifier.java:120)
>> | Error at
>> org.mvel2.compiler.ExpressionCompiler.verify(ExpressionCompiler.java:381)
>> | Error at
>> org.mvel2.compiler.ExpressionCompiler._compile(ExpressionCompiler.java:273)
>> | Error at
>> org.mvel2.compiler.ExpressionCompiler.compile(ExpressionCompiler.java:62)
>> | Error at org.mvel2.MVEL.analyze(MVEL.java:680)
>> | Error at org.mvel2.MVEL.analyze(MVEL.java:685)
>> | Error at
>> org.drools.compiler.rule.builder.dialect.mvel.MVELExprAnalyzer.analyzeExpression(MVELExprAnalyzer.java:114)
>> | Error at
>> org.drools.compiler.rule.builder.dialect.mvel.MVELDialect.analyzeBlock(MVELDialect.java:539)
>> | Error at
>> org.drools.compiler.rule.builder.dialect.mvel.MVELConsequenceBuilder.build(MVELConsequenceBuilder.java:130)
>> | Error at
>> org.drools.compiler.rule.builder.RuleBuilder.build(RuleBuilder.java:103)
>> | Error at
>> org.drools.compiler.compiler.PackageBuilder.addRule(PackageBuilder.java:3160)
>> | Error at
>> org.drools.compiler.compiler.PackageBuilder.compileRules(PackageBuilder.java:1047)
>> | Error at
>> org.drools.compiler.compiler.PackageBuilder.compileAllRules(PackageBuilder.java:952)
>> | Error at
>> org.drools.compiler.compiler.CompositeKnowledgeBuilderImpl.buildRules(CompositeKnowledgeBuilderImpl.java:231)
>> | Error at
>> org.drools.compiler.compiler.CompositeKnowledgeBuilderImpl.buildPackages(CompositeKnowledgeBuilderImpl.java:86)
>> | Error at
>> org.drools.compiler.compiler.CompositeKnowledgeBuilderImpl.build(CompositeKnowledgeBuilderImpl.java:75)
>> | Error at
>> org.drools.compiler.kie.builder.impl.AbstractKieModule.buildKnowledgePackages(AbstractKieModule.java:201)
>> | Error at
>> org.drools.compiler.kie.builder.impl.AbstractKieProject.verify(AbstractKieProject.java:39)
>> | Error at
>> org.drools.compiler.kie.builder.impl.KieBuilderImpl.buildKieProject(KieBuilderImpl.java:305)
>> | Error at
>> org.drools.compiler.kie.builder.impl.KieBuilderImpl.buildAll(KieBuilderImpl.java:187)
>> | Error at
>> com.iterranux.droolsjbpmCore.runtime.build.impl.KieModuleBuilder.buildKmoduleForGrailsModule(KieModuleBuilder.java:127)
>> | Error at
>> com.iterranux.droolsjbpmCore.runtime.build.impl.KieModuleBuilder.buildKmoduleForGrailsModule(KieModuleBuilder.java:148)
>> | Error at
>> com.iterranux.droolsjbpmCore.runtime.build.impl.KieModuleBuilder$buildKmoduleForGrailsModule.call(Unknown
>> Source)
>> | Error at
>> DroolsjbpmCoreGrailsPlugin$_closure7.doCall(DroolsjbpmCoreGrailsPlugin.groovy:386)
>> | Error at sun.reflect.GeneratedMethodAccessor992.invoke(Unknown
>> Source)
>> | Error at
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>> | Error at java.lang.reflect.Method.invoke(Method.java:601)
>> | Error at
>> org.springsource.loaded.ri.OriginalClassInvoker.invoke(OriginalClassInvoker.java:47)
>> | Error at
>> org.springsource.loaded.ri.ReflectiveInterceptor.jlrMethodInvoke(ReflectiveInterceptor.java:1283)
>> | Error at
>> org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:90)
>> | Error at groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:233)
>> | Error at
>> groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1085)
>> | Error at
>> groovy.lang.ExpandoMetaClass.invokeMethod(ExpandoMetaClass.java:1110)
>> | Error at
>> groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:909)
>> | Error at groovy.lang.Closure.call(Closure.java:411)
>> | Error at
>> DroolsjbpmCoreGrailsPlugin$_closure7.call(DroolsjbpmCoreGrailsPlugin.groovy)
>> | Error at
>> org.codehaus.groovy.grails.plugins.DefaultGrailsPlugin.invokeOnChangeListener(DefaultGrailsPlugin.java:767)
>> | Error at
>> org.codehaus.groovy.grails.plugins.DefaultGrailsPlugin.notifyOfEvent(DefaultGrailsPlugin.java:716)
>> | Error at
>> org.codehaus.groovy.grails.plugins.DefaultGrailsPlugin.notifyOfEvent(DefaultGrailsPlugin.java:731)
>> | Error at
>> org.codehaus.groovy.grails.plugins.AbstractGrailsPluginManager.informOfClassChange(AbstractGrailsPluginManager.java:406)
>> | Error at
>> org.codehaus.groovy.grails.plugins.AbstractGrailsPluginManager.informOfFileChange(AbstractGrailsPluginManager.java:367)
>> | Error at
>> org.codehaus.groovy.grails.compiler.GrailsProjectWatcher.informPluginManager(GrailsProjectWatcher.java:243)
>> | Error at
>> org.codehaus.groovy.grails.compiler.GrailsProjectWatcher.access$400(GrailsProjectWatcher.java:46)
>> | Error at
>> org.codehaus.groovy.grails.compiler.GrailsProjectWatcher$1.onChange(GrailsProjectWatcher.java:154)
>> | Error at
>> org.codehaus.groovy.grails.compiler.DirectoryWatcher.fireOnChange(DirectoryWatcher.java:174)
>> | Error at
>> org.codehaus.groovy.grails.compiler.DirectoryWatcher.run(DirectoryWatcher.java:156)
>> | Error at
>> org.codehaus.groovy.grails.compiler.GrailsProjectWatcher.run(GrailsProjectWatcher.java:178)
>> | Error at java_lang_Runnable$run.call(Unknown Source)
>> | Error at
>> org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSiteArray.java:45)
>> | Error at
>> org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:108)
>> | Error at
>> org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:112)
>> | Error at
>> org.codehaus.groovy.grails.cli.fork.ForkedGrailsProcess.startProjectWatcher(ForkedGrailsProcess.groovy:702)
>> | Error at sun.reflect.NativeMethodAccessorImpl.invoke0(Native
>> Method)
>> | Error at
>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
>> | Error at
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>> | Error at java.lang.reflect.Method.invoke(Method.java:601)
>> | Error at
>> org.springsource.loaded.ri.ReflectiveInterceptor.jlrMethodInvoke(ReflectiveInterceptor.java:1254)
>> | Error at
>> org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:90)
>> | Error at groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:233)
>> | Error at
>> groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1085)
>> | Error at
>> groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:909)
>> | Error at
>> groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1030)
>> | Error at
>> groovy.lang.ExpandoMetaClass.invokeMethod(ExpandoMetaClass.java:1110)
>> | Error at
>> groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:909)
>> | Error at
>> org.codehaus.groovy.runtime.callsite.PogoMetaClassSite.callCurrent(PogoMetaClassSite.java:66)
>> | Error at
>> org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCallCurrent(CallSiteArray.java:49)
>> | Error at
>> org.codehaus.groovy.runtime.callsite.AbstractCallSite.callCurrent(AbstractCallSite.java:133)
>> | Error at
>> org.codehaus.groovy.runtime.callsite.AbstractCallSite.callCurrent(AbstractCallSite.java:145)
>> | Error at
>> org.codehaus.groovy.grails.cli.fork.ForkedGrailsProcess$_setupReloading_closure16.doCall(ForkedGrailsProcess.groovy:691)
>> | Error at
>> org.codehaus.groovy.grails.cli.fork.ForkedGrailsProcess$_setupReloading_closure16.doCall(ForkedGrailsProcess.groovy)
>> | Error at sun.reflect.NativeMethodAccessorImpl.invoke0(Native
>> Method)
>> | Error at
>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
>> | Error at
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>> | Error at java.lang.reflect.Method.invoke(Method.java:601)
>> | Error at
>> org.springsource.loaded.ri.ReflectiveInterceptor.jlrMethodInvoke(ReflectiveInterceptor.java:1254)
>> | Error at
>> org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:90)
>> | Error at groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:233)
>> | Error at
>> groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1085)
>> | Error at
>> groovy.lang.ExpandoMetaClass.invokeMethod(ExpandoMetaClass.java:1110)
>> | Error at
>> groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:909)
>> | Error at groovy.lang.Closure.call(Closure.java:411)
>> | Error at groovy.lang.Closure.call(Closure.java:405)
>> | Error at groovy.lang.Closure.run(Closure.java:492)
>> | Error at java.lang.Thread.run(Thread.java:722)
>> | Error Caused by: org.springsource.loaded.ReloadException: Problem defining
>> class com.iterranux.droolsjbpmHumanTask.domain.team__I
>> | Error at
>> org.springsource.loaded.TypeRegistry.defineClass(TypeRegistry.java:1076)
>> | Error at
>> org.springsource.loaded.ReloadableType.rewriteCallSitesAndDefine(ReloadableType.java:807)
>> | Error at
>> org.springsource.loaded.ReloadableType.<init>(ReloadableType.java:151)
>> | Error at
>> org.springsource.loaded.TypeRegistry.addType(TypeRegistry.java:889)
>> | Error at
>> org.springsource.loaded.agent.SpringLoadedPreProcessor.preProcess(SpringLoadedPreProcessor.java:246)
>> | Error at
>> org.springsource.loaded.agent.ClassPreProcessorAgentAdapter.transform(ClassPreProcessorAgentAdapter.java:102)
>> | Error ... 114 more
>> | Error Caused by: java.lang.reflect.InvocationTargetException
>> | Error at sun.reflect.GeneratedMethodAccessor62.invoke(Unknown
>> Source)
>> | Error at
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>> | Error at java.lang.reflect.Method.invoke(Method.java:601)
>> | Error at
>> org.springsource.loaded.TypeRegistry.defineClass(TypeRegistry.java:1071)
>> | Error ... 119 more
>> | Error Caused by: java.lang.NoClassDefFoundError:
>> com/iterranux/droolsjbpmHumanTask/domain/team__I (wrong name:
>> com/iterranux/droolsjbpmHumanTask/domain/Team__I)
>> | Error at java.lang.ClassLoader.defineClass1(Native Method)
>> | Error at java.lang.ClassLoader.defineClass(ClassLoader.java:791)
>> | Error at java.lang.ClassLoader.defineClass(ClassLoader.java:634)
>> | Error ... 123 more
>> _______________________________________________
>> rules-users mailing list
>> rules-users@lists.jboss.org
>> https://lists.jboss.org/mailman/listinfo/rules-users
>>
>> _______________________________________________
>> rules-users mailing list
>> rules-users@lists.jboss.org
>> https://lists.jboss.org/mailman/listinfo/rules-users
>
> _______________________________________________
> rules-users mailing list
> rules-users@lists.jboss.org
> https://lists.jboss.org/mailman/listinfo/rules-users
_______________________________________________
rules-users mailing list
rules-users@lists.jboss.org
https://lists.jboss.org/mailman/listinfo/rules-users
