[jira] [Assigned] (GROOVY-8693) Calling indirect default interface methods fails both dynamic/static compiled

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

     [ https://issues.apache.org/jira/browse/GROOVY-8693?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Eric Milles reassigned GROOVY-8693:
-----------------------------------

    Assignee:     (was: Eric Milles)

> Calling indirect default interface methods fails both dynamic/static compiled
> -----------------------------------------------------------------------------
>
>                 Key: GROOVY-8693
>                 URL: https://issues.apache.org/jira/browse/GROOVY-8693
>             Project: Groovy
>          Issue Type: Bug
>    Affects Versions: 2.5.0
>            Reporter: Christoph Frick
>            Priority: Major
>
> Given _<interface> Intr <|- Impl <| SubImpl_ where _Intr_ is an Java8 interface with a default implementation, running _SubImpl_ fails both with _CompileDynamic:_
> {noformat}
> Exception in thread "main" groovy.lang.MissingMethodException: No signature of method: sut.SubImpl.doSomething() is applicable for argument types: () values: []
> Possible solutions: doSomething(), toString(), toString()
>  at org.codehaus.groovy.runtime.ScriptBytecodeAdapter.unwrap(ScriptBytecodeAdapter.java:72)
>  at org.codehaus.groovy.runtime.ScriptBytecodeAdapter.invokeMethodOnSuperN(ScriptBytecodeAdapter.java:148)
>  at org.codehaus.groovy.runtime.ScriptBytecodeAdapter.invokeMethodOnSuper0(ScriptBytecodeAdapter.java:166)
>  at sut.SubImpl.doSomething(SubImpl.groovy:6)
>  at sut.Intr$doSomething.call(Unknown Source)
>  at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSiteArray.java:47)
>  at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:116)
>  at org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:120)
>  at sut.Main.main(Main.groovy:8)
> {noformat}
> and -_Static_.
> {noformat}
> Exception in thread "main" java.lang.VerifyError: Bad invokespecial instruction: interface method reference is in an indirect superinterface.
> Exception Details:
>  Location:
>  sut/SubImpl.doSomething()V @1: invokespecial
>  Reason:
>  Error exists in the bytecode
>  Bytecode:
>  0x0000000: 2ab7 0014 0157 2a12 16b8 001c 0157 b1
> at java.lang.Class.getDeclaredConstructors0(Native Method)
>  at java.lang.Class.privateGetDeclaredConstructors(Class.java:2671)
>  at java.lang.Class.getDeclaredConstructors(Class.java:2020)
>  at org.codehaus.groovy.reflection.CachedClass$2$1.run(CachedClass.java:88)
>  at java.security.AccessController.doPrivileged(Native Method)
>  at org.codehaus.groovy.reflection.CachedClass$2.initValue(CachedClass.java:86)
>  at org.codehaus.groovy.reflection.CachedClass$2.initValue(CachedClass.java:81)
>  at org.codehaus.groovy.util.LazyReference.getLocked(LazyReference.java:50)
>  at org.codehaus.groovy.util.LazyReference.get(LazyReference.java:37)
>  at org.codehaus.groovy.reflection.CachedClass.getConstructors(CachedClass.java:311)
>  at groovy.lang.MetaClassImpl.<init>(MetaClassImpl.java:218)
>  at groovy.lang.MetaClassImpl.<init>(MetaClassImpl.java:228)
>  at groovy.lang.MetaClassRegistry$MetaClassCreationHandle.createNormalMetaClass(MetaClassRegistry.java:171)
>  at groovy.lang.MetaClassRegistry$MetaClassCreationHandle.createWithCustomLookup(MetaClassRegistry.java:161)
>  at groovy.lang.MetaClassRegistry$MetaClassCreationHandle.create(MetaClassRegistry.java:144)
>  at org.codehaus.groovy.reflection.ClassInfo.getMetaClassUnderLock(ClassInfo.java:288)
>  at org.codehaus.groovy.reflection.ClassInfo.getMetaClass(ClassInfo.java:331)
>  at org.codehaus.groovy.runtime.metaclass.MetaClassRegistryImpl.getMetaClass(MetaClassRegistryImpl.java:270)
>  at org.codehaus.groovy.runtime.InvokerHelper.getMetaClass(InvokerHelper.java:976)
>  at org.codehaus.groovy.runtime.callsite.CallSiteArray.createCallConstructorSite(CallSiteArray.java:86)
>  at org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCallConstructor(CallSiteArray.java:59)
>  at org.codehaus.groovy.runtime.callsite.AbstractCallSite.callConstructor(AbstractCallSite.java:238)
>  at org.codehaus.groovy.runtime.callsite.AbstractCallSite.callConstructor(AbstractCallSite.java:242)
>  at sut.Main.main(Main.groovy:8)
> {noformat} 
> See a full example here: https://github.com/christoph-frick/groovy-inheritance-vs-default-interface-method



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