[jira] [Assigned] (GROOVY-10201) JDK 17: class String1_groovyProxy cannot implement sealed interface java.lang.constant.ConstantDesc

["Eric Milles (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/GROOVY-10201?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Eric Milles reassigned GROOVY-10201:
------------------------------------

    Assignee: Eric Milles

> JDK 17: class String1_groovyProxy cannot implement sealed interface java.lang.constant.ConstantDesc
> ---------------------------------------------------------------------------------------------------
>
>                 Key: GROOVY-10201
>                 URL: https://issues.apache.org/jira/browse/GROOVY-10201
>             Project: Groovy
>          Issue Type: Bug
>    Affects Versions: 3.0.9
>            Reporter: Peter Burka
>            Assignee: Eric Milles
>            Priority: Major
>
> Doing early testing of some Groovy applications on Java 17 (ea31), and I'm encountering some exceptions like the following in unit tests. I'm testing on the 3.0.9 branch since 3.0.8 can't compile many of our Groovy classes against Java 17.
> {code:java}
> java.lang.IncompatibleClassChangeError: class String1_groovyProxy cannot implement sealed interface java.lang.constant.ConstantDesc
>        java.base/java.lang.ClassLoader.defineClass1(Native Method)
>        java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:1012)
>        java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:874)
>        org.codehaus.groovy.runtime.ProxyGeneratorAdapter$InnerLoader.defineClass(ProxyGeneratorAdapter.java:847)
>        org.codehaus.groovy.runtime.ProxyGeneratorAdapter.<init>(ProxyGeneratorAdapter.java:192)
>        groovy.util.ProxyGenerator.lambda$createAdapter$0(ProxyGenerator.java:234)
>        org.apache.groovy.util.concurrent.concurrentlinkedhashmap.ConcurrentLinkedHashMap.lambda$compute$0(ConcurrentLinkedHashMap.java:788)
>        java.base/java.util.concurrent.ConcurrentHashMap.computeIfAbsent(ConcurrentHashMap.java:1708)
>        org.apache.groovy.util.concurrent.concurrentlinkedhashmap.ConcurrentLinkedHashMap.compute(ConcurrentLinkedHashMap.java:800)
>        org.apache.groovy.util.concurrent.concurrentlinkedhashmap.ConcurrentLinkedHashMap.computeIfAbsent(ConcurrentLinkedHashMap.java:777)
>        org.codehaus.groovy.runtime.memoize.LRUCache.getAndPut(LRUCache.java:63)
>        groovy.util.ProxyGenerator.createAdapter(ProxyGenerator.java:230)
>        groovy.util.ProxyGenerator.instantiateDelegateWithBaseClass(ProxyGenerator.java:205)
>        groovy.util.ProxyGenerator.instantiateDelegateWithBaseClass(ProxyGenerator.java:189)
>        groovy.util.ProxyGenerator.instantiateDelegate(ProxyGenerator.java:181)
>        groovy.util.ProxyGenerator.instantiateDelegate(ProxyGenerator.java:177)
>        org.codehaus.groovy.runtime.DefaultGroovyMethods.asType(DefaultGroovyMethods.java:17910)
>        org.codehaus.groovy.runtime.StringGroovyMethods.asType(StringGroovyMethods.java:208)
>        org.codehaus.groovy.runtime.dgm$1158.doMethodInvoke(Unknown Source)
>        groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1268)
> {code}
> I haven't tried to create a simple reproducer, but am happy to try to do so if the problem isn't already known or obvious.



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