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Posted to notifications@groovy.apache.org by "Eric Milles (Jira)" <ji...@apache.org> on 2023/11/14 14:55:00 UTC
[jira] [Closed] (GROOVY-8645) ClassCastException after checking of instanceOf
[ https://issues.apache.org/jira/browse/GROOVY-8645?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Eric Milles closed GROOVY-8645.
-------------------------------
Resolution: Information Provided
> ClassCastException after checking of instanceOf
> -----------------------------------------------
>
> Key: GROOVY-8645
> URL: https://issues.apache.org/jira/browse/GROOVY-8645
> Project: Groovy
> Issue Type: Bug
> Components: groovy-runtime
> Affects Versions: 2.4.11
> Reporter: Aram Arabyan
> Priority: Minor
>
> Have grails (version 3.2.11) application (it includes groovy-2.4.11.jar). And following code
> {code:groovy}
> @CompileStatic
> def removeAllErrors(DomainClass domainInstance) {
> newAssociationOperationRunnerBuilder(domainInstance)
> .setSkipChain({DomainObjectDetails<DomainObjectDataSingle> domainObjectDetails ->
> skipValidation(domainObjectDetails.currentDomain.domainObject, domainObjectDetails.associationProp?.name)})
> .build().run({DomainObjectDetails<DomainObjectDataSingle> domainObjectDetails ->
> DomainClass domain = domainObjectDetails.currentDomain.domainObject
> if (domain instanceof GormValidateable) {
> ((GormValidateable)domain).clearErrors()
> }
> if(domain instanceof WarningsHolder) {
> WarningsHolder warningsHolder = domain as WarningsHolder //<--line 120
> Warnings warnings = warningsHolder.getWarnings()
> warnings.clearWarnings(false, true)
> }
> })
> }
> {code}
> And I am getting following exception
> {code}
> java.lang.IllegalArgumentException: java.lang.ClassCastException@58798bfb
> at sun.reflect.GeneratedMethodAccessor5958.invoke(Unknown Source)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:93)
> at groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:325)
> at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1213)
> at groovy.lang.ExpandoMetaClass.invokeMethod(ExpandoMetaClass.java:1125)
> at groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1022)
> at org.codehaus.groovy.runtime.InvokerHelper.invokePogoMethod(InvokerHelper.java:925)
> at org.codehaus.groovy.runtime.InvokerHelper.invokeMethod(InvokerHelper.java:908)
> at org.codehaus.groovy.runtime.ScriptBytecodeAdapter.invokeMethodN(ScriptBytecodeAdapter.java:168)
> at org.codehaus.groovy.runtime.ScriptBytecodeAdapter.asType(ScriptBytecodeAdapter.java:591)
> at com.webbfontaine.grails.plugins.validation.rules.DocVerificationService$_removeAllErrors_closure5.doCall(DocVerificationService.groovy:120)
> at sun.reflect.GeneratedMethodAccessor2559.invoke(Unknown Source)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:498)
> at org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:93)
> at groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:325){code}
> Any idea what can be the reason ? Pay attention that I have @CompileStatic there also.
> ========================================================================= Previous version of this code was without @CompileStatic
> {code:groovy}
> def removeAllErrors(def domainInstance) {
> newAssociationOperationRunnerBuilder(domainInstance)
> .setSkipChain({DomainObjectDetails<DomainObjectDataSingle> domainObjectDetails ->
> skipValidation(domainObjectDetails.currentDomain.domainObject, domainObjectDetails.associationProp?.name)})
> .build().run({DomainObjectDetails<DomainObjectDataSingle> domainObjectDetails ->
> domainObjectDetails.currentDomain.domainObject.clearErrors()
> if(domainObjectDetails.currentDomain.domainObject instanceof WarningsHolder) {
> Warnings warnings = domainObjectDetails.currentDomain.domainObject.getWarnings()
> warnings.clearWarnings(false, true)
> }
> })
> }
> {code}
> And I was getting this exception
> {code}
> com.webbfontaine.sw.sad.ci.Item cannot be cast to com.webbfontaine.sw.sad.ci.Item_$$_jvst840_3. Stacktrace follows: java.lang.ClassCastException: com.webbfontaine.sw.sad.ci.Item cannot be cast to com.webbfontaine.sw.sad.ci.Item_$$_jvst840_3 at com.webbfontaine.grails.plugins.validation.rules.DocVerificationService$_removeAllErrors_closure5.doCall(DocVerificationService.groovy:111){code}
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