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https://issues.apache.org/jira/browse/GROOVY-11634?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17946495#comment-17946495
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Eric Milles edited comment on GROOVY-11634 at 4/22/25 5:54 PM:
---------------------------------------------------------------
Do you want me to take care of this? {{ClassCompletionVerifier}} should check
this:
https://github.com/apache/groovy/blob/d77d909df28896a21fe4958a201f98c891d5cb51/src/main/java/org/codehaus/groovy/classgen/ClassCompletionVerifier.java#L550
was (Author: emilles):
Do you want me to take care of this? `ClassCompletionVerifier` should check
this:
https://github.com/apache/groovy/blob/d77d909df28896a21fe4958a201f98c891d5cb51/src/main/java/org/codehaus/groovy/classgen/ClassCompletionVerifier.java#L550
> ClassFormatError when property and abstract getter exist in the same class
> --------------------------------------------------------------------------
>
> Key: GROOVY-11634
> URL: https://issues.apache.org/jira/browse/GROOVY-11634
> Project: Groovy
> Issue Type: Bug
> Affects Versions: 4.0.26
> Reporter: Paul King
> Priority: Major
>
> I was exploring workarounds for GROOVY-11633 and spotted this:
> {code:groovy}
> abstract class MyTask {
> final Integer foo = 0
> abstract final Integer getFoo()
> }
> {code}
> The following exception is thrown during compilation:
> {noformat}
> org.codehaus.groovy.control.MultipleCompilationErrorsException: startup
> failed:
> General error during instruction selection: java.lang.ClassFormatError:
> Method getFoo in class MyTask has illegal modifiers: 0x411
> java.lang.RuntimeException: java.lang.ClassFormatError: Method getFoo in
> class MyTask has illegal modifiers: 0x411
> at
> org.codehaus.groovy.control.CompilationUnit$IPrimaryClassNodeOperation.doPhaseOperation(CompilationUnit.java:972)
> at
> org.codehaus.groovy.control.CompilationUnit.processPhaseOperations(CompilationUnit.java:692)
> at
> org.codehaus.groovy.control.CompilationUnit.compile(CompilationUnit.java:666)
> at
> groovy.lang.GroovyClassLoader.doParseClass(GroovyClassLoader.java:365)
> at
> groovy.lang.GroovyClassLoader.lambda$parseClass$2(GroovyClassLoader.java:314)
> at
> org.codehaus.groovy.runtime.memoize.StampedCommonCache.compute(StampedCommonCache.java:163)
> at
> org.codehaus.groovy.runtime.memoize.StampedCommonCache.getAndPut(StampedCommonCache.java:154)
> at groovy.lang.GroovyClassLoader.parseClass(GroovyClassLoader.java:314)
> at groovy.lang.GroovyShell.parseClass(GroovyShell.java:572)
> at groovy.lang.GroovyShell.run(GroovyShell.java:392)
> at groovy.lang.GroovyShell.run(GroovyShell.java:382)
> at groovy.ui.GroovyMain.processOnce(GroovyMain.java:649)
> at groovy.ui.GroovyMain.run(GroovyMain.java:389)
> at groovy.ui.GroovyMain.access$1400(GroovyMain.java:67)
> at groovy.ui.GroovyMain$GroovyCommand.process(GroovyMain.java:313)
> at groovy.ui.GroovyMain.processArgs(GroovyMain.java:141)
> at groovy.ui.GroovyMain.main(GroovyMain.java:114)
> at
> java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
> at
> java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.base/java.lang.reflect.Method.invoke(Method.java:569)
> at
> org.codehaus.groovy.tools.GroovyStarter.rootLoader(GroovyStarter.java:115)
> at org.codehaus.groovy.tools.GroovyStarter.main(GroovyStarter.java:37)
> Caused by: java.lang.ClassFormatError: Method getFoo in class MyTask has
> illegal modifiers: 0x411
> at java.base/java.lang.ClassLoader.defineClass1(Native Method)
> at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:1017)
> at
> java.base/java.security.SecureClassLoader.defineClass(SecureClassLoader.java:150)
> ...
> {noformat}
> Abstract and final don't make sense to be together, but we should have a
> better error message.
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