[graalvm-users] [External] : java.lang.Thread.sleep() supported in GraalVM?
Eric Samson
erix.samson at gmail.com
Tue Oct 17 09:17:39 UTC 2023
... (completing previous sentence) that's why I'm trying GraalVM now (to
have better start time and real .exe).
I also wanted to add this app is super simple: 1 class, 1 main method, 1
JPanel, 1 JLabel, that's it.
I'm not using any fancy Groovy dynamic trick, nor Groovy Swing Builder,
this is just good old Swing in Groovy.
*::* best regards, Erix
Le mar. 17 oct. 2023 à 11:13, Eric Samson <erix.samson at gmail.com> a écrit :
> I don't know if it can help, but I was able to package my Groovy Swing app
> with JPackage. The only difficulty was to identify which Groovy jars were
> needed.
> Then creating the installer worked fine and I can run the installed exe.
>
> But if I understand well, this is not "real" native compilation, and
> launch time still is too big for what I need. That's
> ------------------------------
> *De :* Eric Samson <erix.samson at gmail.com>
> *Envoyé :* mardi 17 octobre 2023 10:10
> *À :* Gilles DUBOSCQ <gilles.m.duboscq at oracle.com>; Eric Samson <
> erix.samson at gmail.com>
> *Cc :* graalvm-users at oss.oracle.com <graalvm-users at oss.oracle.com>
> *Objet :* Re: [graalvm-users] [External] : java.lang.Thread.sleep()
> supported in GraalVM?
>
> Hi Gilles and Christian,
>
> I'm a bit lost now.
> I'm going to try 2 things:
>
> - Migrate my simple Groovy Swing app to pure Java and see if it works.
> - Create a very simple Groovy app with no Swing and see if it works.
>
> Do you have other ideas to test?
>
> Best regards, Erix.
> ------------------------------
> *De :* Eric Samson via GraalVM-Users <graalvm-users at oss.oracle.com>
> *Envoyé :* lundi 16 octobre 2023 20:33
> *À :* Gilles DUBOSCQ <gilles.m.duboscq at oracle.com>
> *Cc :* graalvm-users at oss.oracle.com <graalvm-users at oss.oracle.com>
> *Objet :* Re: [graalvm-users] [External] : java.lang.Thread.sleep()
> supported in GraalVM?
>
> I have tried both your suggestions and now the error messages get much
> more complicated:
>
> Error: Classes that should be initialized at run time got initialized
> during image building:
> org.codehaus.groovy.reflection.CachedClass$3 was unintentionally
> initialized at build time. To see why
> org.codehaus.groovy.reflection.CachedClass$3 got initialized use
> --trace-class-initialization=org.codehaus.groovy.reflection.CachedClass$3
> org.codehaus.groovy.runtime.dgmimpl.NumberNumberMultiply was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.runtime.dgmimpl.NumberNumberMultiply got initialized
> use
> --trace-class-initialization=org.codehaus.groovy.runtime.dgmimpl.NumberNumberMultiply
> org.codehaus.groovy.runtime.DefaultGroovyMethods was unintentionally
> initialized at build time. To see why
> org.codehaus.groovy.runtime.DefaultGroovyMethods got initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.DefaultGroovyMethods
> org.codehaus.groovy.util.ReferenceBundle was unintentionally initialized
> at build time. To see why org.codehaus.groovy.util.ReferenceBundle got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.util.ReferenceBundle
> org.codehaus.groovy.runtime.dgmimpl.arrays.DoubleArrayPutAtMetaMethod was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.runtime.dgmimpl.arrays.DoubleArrayPutAtMetaMethod got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.dgmimpl.arrays.DoubleArrayPutAtMetaMethod
> org.codehaus.groovy.runtime.dgmimpl.arrays.ObjectArrayGetAtMetaMethod was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.runtime.dgmimpl.arrays.ObjectArrayGetAtMetaMethod got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.dgmimpl.arrays.ObjectArrayGetAtMetaMethod
> org.codehaus.groovy.vmplugin.v8.IndyInterface was unintentionally
> initialized at build time. To see why
> org.codehaus.groovy.vmplugin.v8.IndyInterface got initialized use
> --trace-class-initialization=org.codehaus.groovy.vmplugin.v8.IndyInterface
> org.codehaus.groovy.reflection.stdclasses.IntegerCachedClass was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.reflection.stdclasses.IntegerCachedClass got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.reflection.stdclasses.IntegerCachedClass
> org.codehaus.groovy.runtime.GroovyCategorySupport was unintentionally
> initialized at build time. To see why
> org.codehaus.groovy.runtime.GroovyCategorySupport got initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.GroovyCategorySupport
> org.codehaus.groovy.reflection.CachedClass was unintentionally initialized
> at build time. To see why org.codehaus.groovy.reflection.CachedClass got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.reflection.CachedClass
> org.codehaus.groovy.reflection.stdclasses.CachedClosureClass was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.reflection.stdclasses.CachedClosureClass got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.reflection.stdclasses.CachedClosureClass
> org.codehaus.groovy.reflection.stdclasses.NumberCachedClass was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.reflection.stdclasses.NumberCachedClass got initialized
> use
> --trace-class-initialization=org.codehaus.groovy.reflection.stdclasses.NumberCachedClass
> org.codehaus.groovy.reflection.stdclasses.BigIntegerCachedClass was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.reflection.stdclasses.BigIntegerCachedClass got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.reflection.stdclasses.BigIntegerCachedClass
> org.codehaus.groovy.reflection.ClassInfo$LazyClassLoaderRef was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.reflection.ClassInfo$LazyClassLoaderRef got initialized
> use
> --trace-class-initialization=org.codehaus.groovy.reflection.ClassInfo$LazyClassLoaderRef
> org.codehaus.groovy.reflection.ReflectionUtils was unintentionally
> initialized at build time. To see why
> org.codehaus.groovy.reflection.ReflectionUtils got initialized use
> --trace-class-initialization=org.codehaus.groovy.reflection.ReflectionUtils
> org.codehaus.groovy.reflection.GroovyClassValueFactory was unintentionally
> initialized at build time. To see why
> org.codehaus.groovy.reflection.GroovyClassValueFactory got initialized use
> --trace-class-initialization=org.codehaus.groovy.reflection.GroovyClassValueFactory
> org.codehaus.groovy.reflection.CachedClass$6 was unintentionally
> initialized at build time. To see why
> org.codehaus.groovy.reflection.CachedClass$6 got initialized use
> --trace-class-initialization=org.codehaus.groovy.reflection.CachedClass$6
> org.codehaus.groovy.vmplugin.v9.Java9 was unintentionally initialized at
> build time. To see why org.codehaus.groovy.vmplugin.v9.Java9 got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.vmplugin.v9.Java9
> org.codehaus.groovy.runtime.dgmimpl.arrays.ShortArrayGetAtMetaMethod was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.runtime.dgmimpl.arrays.ShortArrayGetAtMetaMethod got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.dgmimpl.arrays.ShortArrayGetAtMetaMethod
> org.codehaus.groovy.runtime.dgmimpl.arrays.CharacterArrayGetAtMetaMethod
> was unintentionally initialized at build time. To see why
> org.codehaus.groovy.runtime.dgmimpl.arrays.CharacterArrayGetAtMetaMethod
> got initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.dgmimpl.arrays.CharacterArrayGetAtMetaMethod
> org.codehaus.groovy.util.LazyReference was unintentionally initialized at
> build time. To see why org.codehaus.groovy.util.LazyReference got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.util.LazyReference
> org.codehaus.groovy.runtime.dgmimpl.arrays.ShortArrayPutAtMetaMethod was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.runtime.dgmimpl.arrays.ShortArrayPutAtMetaMethod got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.dgmimpl.arrays.ShortArrayPutAtMetaMethod
> org.codehaus.groovy.runtime.dgmimpl.arrays.LongArrayPutAtMetaMethod was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.runtime.dgmimpl.arrays.LongArrayPutAtMetaMethod got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.dgmimpl.arrays.LongArrayPutAtMetaMethod
> org.codehaus.groovy.reflection.stdclasses.CharacterCachedClass was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.reflection.stdclasses.CharacterCachedClass got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.reflection.stdclasses.CharacterCachedClass
> org.codehaus.groovy.reflection.stdclasses.DoubleCachedClass was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.reflection.stdclasses.DoubleCachedClass got initialized
> use
> --trace-class-initialization=org.codehaus.groovy.reflection.stdclasses.DoubleCachedClass
> org.codehaus.groovy.reflection.ClassInfo$LazyCachedClassRef was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.reflection.ClassInfo$LazyCachedClassRef got initialized
> use
> --trace-class-initialization=org.codehaus.groovy.reflection.ClassInfo$LazyCachedClassRef
> org.codehaus.groovy.runtime.dgmimpl.NumberNumberDiv was unintentionally
> initialized at build time. To see why
> org.codehaus.groovy.runtime.dgmimpl.NumberNumberDiv got initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.dgmimpl.NumberNumberDiv
> org.codehaus.groovy.util.ReferenceType$2 was unintentionally initialized
> at build time. To see why org.codehaus.groovy.util.ReferenceType$2 got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.util.ReferenceType$2
> groovy.lang.MetaClassImpl was unintentionally initialized at build time.
> To see why groovy.lang.MetaClassImpl got initialized use
> --trace-class-initialization=groovy.lang.MetaClassImpl
> org.codehaus.groovy.runtime.dgmimpl.arrays.FloatArrayPutAtMetaMethod was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.runtime.dgmimpl.arrays.FloatArrayPutAtMetaMethod got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.dgmimpl.arrays.FloatArrayPutAtMetaMethod
> com.sun.beans.util.Cache$Kind$1 was unintentionally initialized at build
> time. To see why com.sun.beans.util.Cache$Kind$1 got initialized use
> --trace-class-initialization=com.sun.beans.util.Cache$Kind$1
> org.codehaus.groovy.reflection.stdclasses.ArrayCachedClass was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.reflection.stdclasses.ArrayCachedClass got initialized
> use
> --trace-class-initialization=org.codehaus.groovy.reflection.stdclasses.ArrayCachedClass
> org.codehaus.groovy.runtime.dgmimpl.NumberNumberMinus was unintentionally
> initialized at build time. To see why
> org.codehaus.groovy.runtime.dgmimpl.NumberNumberMinus got initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.dgmimpl.NumberNumberMinus
> org.codehaus.groovy.reflection.stdclasses.CachedSAMClass was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.reflection.stdclasses.CachedSAMClass got initialized
> use
> --trace-class-initialization=org.codehaus.groovy.reflection.stdclasses.CachedSAMClass
> org.codehaus.groovy.runtime.dgmimpl.NumberNumberPlus was unintentionally
> initialized at build time. To see why
> org.codehaus.groovy.runtime.dgmimpl.NumberNumberPlus got initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.dgmimpl.NumberNumberPlus
> org.codehaus.groovy.util.ReferenceType$1 was unintentionally initialized
> at build time. To see why org.codehaus.groovy.util.ReferenceType$1 got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.util.ReferenceType$1
> org.codehaus.groovy.reflection.CachedClass$4 was unintentionally
> initialized at build time. To see why
> org.codehaus.groovy.reflection.CachedClass$4 got initialized use
> --trace-class-initialization=org.codehaus.groovy.reflection.CachedClass$4
> groovy.lang.GroovySystem was unintentionally initialized at build time. To
> see why groovy.lang.GroovySystem got initialized use
> --trace-class-initialization=groovy.lang.GroovySystem
> org.codehaus.groovy.vmplugin.VMPluginFactory was unintentionally
> initialized at build time. To see why
> org.codehaus.groovy.vmplugin.VMPluginFactory got initialized use
> --trace-class-initialization=org.codehaus.groovy.vmplugin.VMPluginFactory
> org.codehaus.groovy.vmplugin.v8.IndyInterface$CallType was unintentionally
> initialized at build time. To see why
> org.codehaus.groovy.vmplugin.v8.IndyInterface$CallType got initialized use
> --trace-class-initialization=org.codehaus.groovy.vmplugin.v8.IndyInterface$CallType
> org.codehaus.groovy.reflection.ReflectionCache was unintentionally
> initialized at build time. To see why
> org.codehaus.groovy.reflection.ReflectionCache got initialized use
> --trace-class-initialization=org.codehaus.groovy.reflection.ReflectionCache
> org.codehaus.groovy.util.ReferenceType$4 was unintentionally initialized
> at build time. To see why org.codehaus.groovy.util.ReferenceType$4 got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.util.ReferenceType$4
> org.codehaus.groovy.runtime.m12n.SimpleExtensionModule was unintentionally
> initialized at build time. To see why
> org.codehaus.groovy.runtime.m12n.SimpleExtensionModule got initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.m12n.SimpleExtensionModule
> org.codehaus.groovy.runtime.m12n.MetaInfExtensionModule was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.runtime.m12n.MetaInfExtensionModule got initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.m12n.MetaInfExtensionModule
> org.codehaus.groovy.runtime.dgmimpl.NumberNumberMetaMethod was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.runtime.dgmimpl.NumberNumberMetaMethod got initialized
> use
> --trace-class-initialization=org.codehaus.groovy.runtime.dgmimpl.NumberNumberMetaMethod
> org.codehaus.groovy.runtime.MetaClassHelper was unintentionally
> initialized at build time. To see why
> org.codehaus.groovy.runtime.MetaClassHelper got initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.MetaClassHelper
> org.codehaus.groovy.util.ReferenceType$3 was unintentionally initialized
> at build time. To see why org.codehaus.groovy.util.ReferenceType$3 got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.util.ReferenceType$3
> org.codehaus.groovy.runtime.dgmimpl.arrays.ObjectArrayPutAtMetaMethod was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.runtime.dgmimpl.arrays.ObjectArrayPutAtMetaMethod got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.dgmimpl.arrays.ObjectArrayPutAtMetaMethod
> org.codehaus.groovy.runtime.dgmimpl.arrays.LongArrayGetAtMetaMethod was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.runtime.dgmimpl.arrays.LongArrayGetAtMetaMethod got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.dgmimpl.arrays.LongArrayGetAtMetaMethod
> com.sun.beans.util.Cache$Kind$3 was unintentionally initialized at build
> time. To see why com.sun.beans.util.Cache$Kind$3 got initialized use
> --trace-class-initialization=com.sun.beans.util.Cache$Kind$3
> org.codehaus.groovy.reflection.stdclasses.BooleanCachedClass was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.reflection.stdclasses.BooleanCachedClass got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.reflection.stdclasses.BooleanCachedClass
> org.codehaus.groovy.reflection.CachedClass$1 was unintentionally
> initialized at build time. To see why
> org.codehaus.groovy.reflection.CachedClass$1 got initialized use
> --trace-class-initialization=org.codehaus.groovy.reflection.CachedClass$1
> org.codehaus.groovy.reflection.CachedClass$7 was unintentionally
> initialized at build time. To see why
> org.codehaus.groovy.reflection.CachedClass$7 got initialized use
> --trace-class-initialization=org.codehaus.groovy.reflection.CachedClass$7
> org.codehaus.groovy.runtime.dgmimpl.arrays.FloatArrayGetAtMetaMethod was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.runtime.dgmimpl.arrays.FloatArrayGetAtMetaMethod got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.dgmimpl.arrays.FloatArrayGetAtMetaMethod
> org.codehaus.groovy.runtime.dgmimpl.arrays.ArrayPutAtMetaMethod was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.runtime.dgmimpl.arrays.ArrayPutAtMetaMethod got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.dgmimpl.arrays.ArrayPutAtMetaMethod
> org.codehaus.groovy.reflection.stdclasses.BigDecimalCachedClass was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.reflection.stdclasses.BigDecimalCachedClass got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.reflection.stdclasses.BigDecimalCachedClass
> org.codehaus.groovy.runtime.dgmimpl.arrays.ArrayGetAtMetaMethod was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.runtime.dgmimpl.arrays.ArrayGetAtMetaMethod got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.dgmimpl.arrays.ArrayGetAtMetaMethod
> org.codehaus.groovy.runtime.dgmimpl.arrays.IntegerArrayPutAtMetaMethod was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.runtime.dgmimpl.arrays.IntegerArrayPutAtMetaMethod got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.dgmimpl.arrays.IntegerArrayPutAtMetaMethod
> org.codehaus.groovy.runtime.dgmimpl.arrays.BooleanArrayGetAtMetaMethod was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.runtime.dgmimpl.arrays.BooleanArrayGetAtMetaMethod got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.dgmimpl.arrays.BooleanArrayGetAtMetaMethod
> org.codehaus.groovy.runtime.dgmimpl.arrays.ArrayMetaMethod was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.runtime.dgmimpl.arrays.ArrayMetaMethod got initialized
> use
> --trace-class-initialization=org.codehaus.groovy.runtime.dgmimpl.arrays.ArrayMetaMethod
> org.codehaus.groovy.runtime.DefaultGroovyMethodsSupport was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.runtime.DefaultGroovyMethodsSupport got initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.DefaultGroovyMethodsSupport
> org.codehaus.groovy.vmplugin.v8.Java8 was unintentionally initialized at
> build time. To see why org.codehaus.groovy.vmplugin.v8.Java8 got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.vmplugin.v8.Java8
> com.sun.beans.introspect.ClassInfo was unintentionally initialized at
> build time. To see why com.sun.beans.introspect.ClassInfo got initialized
> use --trace-class-initialization=com.sun.beans.introspect.ClassInfo
> org.codehaus.groovy.vmplugin.v8.CacheableCallSite was unintentionally
> initialized at build time. To see why
> org.codehaus.groovy.vmplugin.v8.CacheableCallSite got initialized use
> --trace-class-initialization=org.codehaus.groovy.vmplugin.v8.CacheableCallSite
> org.codehaus.groovy.vmplugin.v16.Java16 was unintentionally initialized at
> build time. To see why org.codehaus.groovy.vmplugin.v16.Java16 got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.vmplugin.v16.Java16
> org.codehaus.groovy.reflection.CachedClass$5 was unintentionally
> initialized at build time. To see why
> org.codehaus.groovy.reflection.CachedClass$5 got initialized use
> --trace-class-initialization=org.codehaus.groovy.reflection.CachedClass$5
> org.codehaus.groovy.reflection.stdclasses.StringCachedClass was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.reflection.stdclasses.StringCachedClass got initialized
> use
> --trace-class-initialization=org.codehaus.groovy.reflection.stdclasses.StringCachedClass
> java.beans.Introspector was unintentionally initialized at build time. To
> see why java.beans.Introspector got initialized use
> --trace-class-initialization=java.beans.Introspector
> org.codehaus.groovy.runtime.dgmimpl.arrays.ByteArrayPutAtMetaMethod was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.runtime.dgmimpl.arrays.ByteArrayPutAtMetaMethod got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.dgmimpl.arrays.ByteArrayPutAtMetaMethod
> com.sun.beans.util.Cache$Kind was unintentionally initialized at build
> time. To see why com.sun.beans.util.Cache$Kind got initialized use
> --trace-class-initialization=com.sun.beans.util.Cache$Kind
> org.codehaus.groovy.runtime.dgmimpl.arrays.DoubleArrayGetAtMetaMethod was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.runtime.dgmimpl.arrays.DoubleArrayGetAtMetaMethod got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.dgmimpl.arrays.DoubleArrayGetAtMetaMethod
> org.codehaus.groovy.reflection.CachedClass$2 was unintentionally
> initialized at build time. To see why
> org.codehaus.groovy.reflection.CachedClass$2 got initialized use
> --trace-class-initialization=org.codehaus.groovy.reflection.CachedClass$2
> org.codehaus.groovy.util.ReferenceType was unintentionally initialized at
> build time. To see why org.codehaus.groovy.util.ReferenceType got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.util.ReferenceType
> org.codehaus.groovy.runtime.dgmimpl.arrays.ByteArrayGetAtMetaMethod was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.runtime.dgmimpl.arrays.ByteArrayGetAtMetaMethod got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.dgmimpl.arrays.ByteArrayGetAtMetaMethod
> com.sun.beans.util.Cache$Kind$2 was unintentionally initialized at build
> time. To see why com.sun.beans.util.Cache$Kind$2 got initialized use
> --trace-class-initialization=com.sun.beans.util.Cache$Kind$2
> org.codehaus.groovy.reflection.CachedClass$8 was unintentionally
> initialized at build time. To see why
> org.codehaus.groovy.reflection.CachedClass$8 got initialized use
> --trace-class-initialization=org.codehaus.groovy.reflection.CachedClass$8
> org.codehaus.groovy.reflection.stdclasses.LongCachedClass was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.reflection.stdclasses.LongCachedClass got initialized
> use
> --trace-class-initialization=org.codehaus.groovy.reflection.stdclasses.LongCachedClass
> org.codehaus.groovy.reflection.stdclasses.FloatCachedClass was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.reflection.stdclasses.FloatCachedClass got initialized
> use
> --trace-class-initialization=org.codehaus.groovy.reflection.stdclasses.FloatCachedClass
> org.codehaus.groovy.reflection.ClassInfo was unintentionally initialized
> at build time. To see why org.codehaus.groovy.reflection.ClassInfo got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.reflection.ClassInfo
> org.codehaus.groovy.reflection.stdclasses.ObjectCachedClass was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.reflection.stdclasses.ObjectCachedClass got initialized
> use
> --trace-class-initialization=org.codehaus.groovy.reflection.stdclasses.ObjectCachedClass
> org.apache.groovy.plugin.GroovyRunnerRegistry was unintentionally
> initialized at build time. To see why
> org.apache.groovy.plugin.GroovyRunnerRegistry got initialized use
> --trace-class-initialization=org.apache.groovy.plugin.GroovyRunnerRegistry
> org.codehaus.groovy.vmplugin.v10.Java10 was unintentionally initialized at
> build time. To see why org.codehaus.groovy.vmplugin.v10.Java10 got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.vmplugin.v10.Java10
> org.codehaus.groovy.runtime.dgmimpl.arrays.CharacterArrayPutAtMetaMethod
> was unintentionally initialized at build time. To see why
> org.codehaus.groovy.runtime.dgmimpl.arrays.CharacterArrayPutAtMetaMethod
> got initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.dgmimpl.arrays.CharacterArrayPutAtMetaMethod
> org.codehaus.groovy.runtime.dgmimpl.arrays.BooleanArrayPutAtMetaMethod was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.runtime.dgmimpl.arrays.BooleanArrayPutAtMetaMethod got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.dgmimpl.arrays.BooleanArrayPutAtMetaMethod
> org.codehaus.groovy.runtime.dgmimpl.arrays.IntegerArrayGetAtMetaMethod was
> unintentionally initialized at build time. To see why
> org.codehaus.groovy.runtime.dgmimpl.arrays.IntegerArrayGetAtMetaMethod got
> initialized use
> --trace-class-initialization=org.codehaus.groovy.runtime.dgmimpl.arrays.IntegerArrayGetAtMetaMethod
> To see how the classes got initialized, use
> --trace-class-initialization=org.codehaus.groovy.reflection.CachedClass$3,org.codehaus.groovy.runtime.dgmimpl.NumberNumberMultiply,org.codehaus.groovy.runtime.DefaultGroovyMethods,org.codehaus.groovy.util.ReferenceBundle,org.codehaus.groovy.runtime.dgmimpl.arrays.DoubleArrayPutAtMetaMethod,org.codehaus.groovy.runtime.dgmimpl.arrays.ObjectArrayGetAtMetaMethod,org.codehaus.groovy.vmplugin.v8.IndyInterface,org.codehaus.groovy.reflection.stdclasses.IntegerCachedClass,org.codehaus.groovy.runtime.GroovyCategorySupport,org.codehaus.groovy.reflection.CachedClass,org.codehaus.groovy.reflection.stdclasses.CachedClosureClass,org.codehaus.groovy.reflection.stdclasses.NumberCachedClass,org.codehaus.groovy.reflection.stdclasses.BigIntegerCachedClass,org.codehaus.groovy.reflection.ClassInfo$LazyClassLoaderRef,org.codehaus.groovy.reflection.ReflectionUtils,org.codehaus.groovy.reflection.GroovyClassValueFactory,org.codehaus.groovy.reflection.CachedClass$6,org.codehaus.groovy.vmplugin.v9.Java9,org.codehaus.groovy.runtime.dgmimpl.arrays.ShortArrayGetAtMetaMethod,org.codehaus.groovy.runtime.dgmimpl.arrays.CharacterArrayGetAtMetaMethod,org.codehaus.groovy.util.LazyReference,org.codehaus.groovy.runtime.dgmimpl.arrays.ShortArrayPutAtMetaMethod,org.codehaus.groovy.runtime.dgmimpl.arrays.LongArrayPutAtMetaMethod,org.codehaus.groovy.reflection.stdclasses.CharacterCachedClass,org.codehaus.groovy.reflection.stdclasses.DoubleCachedClass,org.codehaus.groovy.reflection.ClassInfo$LazyCachedClassRef,org.codehaus.groovy.runtime.dgmimpl.NumberNumberDiv,org.codehaus.groovy.util.ReferenceType$2,groovy.lang.MetaClassImpl,org.codehaus.groovy.runtime.dgmimpl.arrays.FloatArrayPutAtMetaMethod,com.sun.beans.util.Cache$Kind$1,org.codehaus.groovy.reflection.stdclasses.ArrayCachedClass,org.codehaus.groovy.runtime.dgmimpl.NumberNumberMinus,org.codehaus.groovy.reflection.stdclasses.CachedSAMClass,org.codehaus.groovy.runtime.dgmimpl.NumberNumberPlus,org.codehaus.groovy.util.ReferenceType$1,org.codehaus.groovy.reflection.CachedClass$4,groovy.lang.GroovySystem,org.codehaus.groovy.vmplugin.VMPluginFactory,org.codehaus.groovy.vmplugin.v8.IndyInterface$CallType,org.codehaus.groovy.reflection.ReflectionCache,org.codehaus.groovy.util.ReferenceType$4,org.codehaus.groovy.runtime.m12n.SimpleExtensionModule,org.codehaus.groovy.runtime.m12n.MetaInfExtensionModule,org.codehaus.groovy.runtime.dgmimpl.NumberNumberMetaMethod,org.codehaus.groovy.runtime.MetaClassHelper,org.codehaus.groovy.util.ReferenceType$3,org.codehaus.groovy.runtime.dgmimpl.arrays.ObjectArrayPutAtMetaMethod,org.codehaus.groovy.runtime.dgmimpl.arrays.LongArrayGetAtMetaMethod,com.sun.beans.util.Cache$Kind$3,org.codehaus.groovy.reflection.stdclasses.BooleanCachedClass,org.codehaus.groovy.reflection.CachedClass$1,org.codehaus.groovy.reflection.CachedClass$7,org.codehaus.groovy.runtime.dgmimpl.arrays.FloatArrayGetAtMetaMethod,org.codehaus.groovy.runtime.dgmimpl.arrays.ArrayPutAtMetaMethod,org.codehaus.groovy.reflection.stdclasses.BigDecimalCachedClass,org.codehaus.groovy.runtime.dgmimpl.arrays.ArrayGetAtMetaMethod,org.codehaus.groovy.runtime.dgmimpl.arrays.IntegerArrayPutAtMetaMethod,org.codehaus.groovy.runtime.dgmimpl.arrays.BooleanArrayGetAtMetaMethod,org.codehaus.groovy.runtime.dgmimpl.arrays.ArrayMetaMethod,org.codehaus.groovy.runtime.DefaultGroovyMethodsSupport,org.codehaus.groovy.vmplugin.v8.Java8,com.sun.beans.introspect.ClassInfo,org.codehaus.groovy.vmplugin.v8.CacheableCallSite,org.codehaus.groovy.vmplugin.v16.Java16,org.codehaus.groovy.reflection.CachedClass$5,org.codehaus.groovy.reflection.stdclasses.StringCachedClass,java.beans.Introspector,org.codehaus.groovy.runtime.dgmimpl.arrays.ByteArrayPutAtMetaMethod,com.sun.beans.util.Cache$Kind,org.codehaus.groovy.runtime.dgmimpl.arrays.DoubleArrayGetAtMetaMethod,org.codehaus.groovy.reflection.CachedClass$2,org.codehaus.groovy.util.ReferenceType,org.codehaus.groovy.runtime.dgmimpl.arrays.ByteArrayGetAtMetaMethod,com.sun.beans.util.Cache$Kind$2,org.codehaus.groovy.reflection.CachedClass$8,org.codehaus.groovy.reflection.stdclasses.LongCachedClass,org.codehaus.groovy.reflection.stdclasses.FloatCachedClass,org.codehaus.groovy.reflection.ClassInfo,org.codehaus.groovy.reflection.stdclasses.ObjectCachedClass,org.apache.groovy.plugin.GroovyRunnerRegistry,org.codehaus.groovy.vmplugin.v10.Java10,org.codehaus.groovy.runtime.dgmimpl.arrays.CharacterArrayPutAtMetaMethod,org.codehaus.groovy.runtime.dgmimpl.arrays.BooleanArrayPutAtMetaMethod,org.codehaus.groovy.runtime.dgmimpl.arrays.IntegerArrayGetAtMetaMethod
>
> I've watched some Groovy on GraalVM tutorials and it seems to be working,
> but there was no AWT / Swing.
> Does it mean that Swing + GraalVM is not a valid option? Or is it because
> of Groovy + Swing?
>
>
>
> ------------------------------
> *De :* Gilles DUBOSCQ <gilles.m.duboscq at oracle.com>
> *Envoyé :* lundi 16 octobre 2023 20:10
> *À :* Eric Samson <erix.samson at gmail.com>
> *Cc :* graalvm-users at oss.oracle.com <graalvm-users at oss.oracle.com>
> *Objet :* Re: [External] : [graalvm-users] java.lang.Thread.sleep()
> supported in GraalVM?
>
> It looks like the issue is not with Thread.sleep but Swing/AWT on Windows
> (specifically sun.awt.shell.Win32ShellFolderManager2$ComInvoker).
>
> I think it's not a good idea to use --initialize-at-build-time, you're
> likely to get into a lot of such corner cases. In general only code that
> has been designed for it or has explicit support in native-image works well
> under --initialize-at-build-time. I would recommend to use
> --initialize-at-build-time only on specific packages or type for which you
> know there is a real benefit.
> If you really want to initialize everything at build time, maybe you can
> try to use --initialize-at-run-time=sun.awt.shell.Win32ShellFolder2
>
> Gilles
> ------------------------------
> *From:* Eric Samson <erix.samson at gmail.com>
> *Sent:* Monday, 16 October 2023 19:10
> *To:* Gilles DUBOSCQ <gilles.m.duboscq at oracle.com>
> *Cc:* graalvm-users at oss.oracle.com <graalvm-users at oss.oracle.com>
> *Subject:* Re: [External] : [graalvm-users] java.lang.Thread.sleep()
> supported in GraalVM?
>
> Hi Gilles,
>
> Thanks for the quick reply.
> Here is the error message:
>
> *Error*: Detected a started Thread in the image heap. Threads running in
> the image generator are no longer running at image runtime. To see how
> this object got instantiated use
> --trace-object-instantiation=java.lang.Thread. The object was probably
> created by a class initializer and is reachable from a static field. You
> can request class initialization at image runtime by using the option
> --initialize-at-run-time=<class-name>. Or you can write your own
> initialization methods and call them explicitly from your main entry point.
>
> I've tried the option --initialize-at-runtime=java.lang.Thread, without
> success.
>
> *StackTrace:*
> Trace: Object was reached by
> reading field java.util.concurrent.ThreadPoolExecutor$Worker.thread of
> constant
> java.util.concurrent.ThreadPoolExecutor$Worker at 63a4cfd:
> java.util.concurrent.ThreadPoolExecutor$Worker at 63a4cfd[State = 1, empty
> queue]
> reading field java.util.HashMap$Node.key of constant
> java.util.HashMap$Node at 53798803:
> java.util.concurrent.ThreadPoolExecutor$Worker at 63a4cfd[State = 1, empty
> queue]=j...
> indexing into array java.util.HashMap$Node[]@2f2400d:
> [Ljava.util.HashMap$Node;@2f2400d
> reading field java.util.HashMap.table of constant
> java.util.HashMap at 1ac46e3c:
> {java.util.concurrent.ThreadPoolExecutor$Worker at 63a4cfd[State = 1, empty
> queue]=...
> reading field java.util.HashSet.map of constant
> java.util.HashSet at 74b3b357:
> [java.util.concurrent.ThreadPoolExecutor$Worker at 63a4cfd[State = 1, empty
> queue]]
> reading field java.util.concurrent.ThreadPoolExecutor.workers of constant
> sun.awt.shell.Win32ShellFolderManager2$ComInvoker at 7f227548:
> sun.awt.shell.Win32ShellFolderManager2$ComInvoker at 7f227548[Running, pool
> size = ...
> scanning root sun.awt.shell.Win32ShellFolderManager2$ComInvoker at 7f227548:
> sun.awt.shell.Win32ShellFolderManager2$ComInvoker at 7f227548[Running, pool
> size = ... embedded in
> sun.awt.shell.ShellFolder.invoke(ShellFolder.java:537)
> parsing method sun.awt.shell.ShellFolder.invoke(ShellFolder.java:537)
> reachable via the parsing context
> at sun.awt.shell.Win32ShellFolder2.<init>(Win32ShellFolder2.java:292)
> at
> com.oracle.svm.core.code.FactoryMethodHolder.Win32ShellFolder2_constructor_79b7324abf2daa84de416777f746e499d5310ac3(generated:0)
> at
> sun.awt.shell.Win32ShellFolderManager2.getDesktop(Win32ShellFolderManager2.java:171)
> at
> sun.awt.shell.Win32ShellFolderManager2.isFileSystemRoot(Win32ShellFolderManager2.java:504)
> at
> javax.swing.filechooser.FileSystemView.isFileSystemRoot(FileSystemView.java:423)
> at
> javax.swing.filechooser.FileSystemView.getFiles(FileSystemView.java:581)
> at
> javax.swing.filechooser.FileSystemView.isParent(FileSystemView.java:338)
> at javax.swing.JFileChooser.setSelectedFile(JFileChooser.java:513)
> at javax.swing.JFileChooser.setFileFilter(JFileChooser.java:1472)
> at javax.swing.JFileChooser.setup(JFileChooser.java:398)
> at javax.swing.JFileChooser.<init>(JFileChooser.java:362)
> at
> com.oracle.svm.core.code.FactoryMethodHolder.JFileChooser_constructor_0980039f483e9a48b2389d8a4a1a9cd473a16dbd(generated:0)
> at
> javax.swing.text.html.FormView$BrowseFileAction.actionPerformed(FormView.java:968)
> at java.awt.MenuItem.processActionEvent(MenuItem.java:692)
> at java.awt.MenuItem.processEvent(MenuItem.java:651)
> at java.awt.MenuComponent.dispatchEventImpl(MenuComponent.java:379)
> at java.awt.EventQueue.dispatchEventImpl(EventQueue.java:776)
> at java.awt.EventQueue$4.run(EventQueue.java:722)
> at java.awt.EventQueue$4.run(EventQueue.java:716)
> at
> com.oracle.svm.core.jdk.Target_java_security_AccessController.executePrivileged(SecuritySubstitutions.java:171)
> at sun.font.SunFontManager.<init>(SunFontManager.java:457)
> at sun.awt.Win32FontManager.<init>(Win32FontManager.java:88)
> at
> com.oracle.svm.core.code.FactoryMethodHolder.Win32FontManager_constructor_002b6104bcda27602265e5cec50c16a5ebc813af(generated:0)
> at static root method.(Unknown Source)
>
> *My Groovy code snippet:*
>
> @groovy.transform.CompileStatic
> class App {
> static void main(String[] args) {
> // some very simple Swing UI init here
> while (true) {
> time = LocalTime.now()
> label.text = " " + time.format("HH:mm:ss")
> Thread.sleep(1000)
> }
> }
>
> *My native-compile command line:*
> native-image --report-unsupported-elements-at-runtime
> --initialize-at-build-time --trace-class-initialization=java.lang.Thread
> --no-fallback -H:ConfigurationFileDirectories=conf/ -cp
> ".;%GROOVY_HOME%lib\groovy-4.0.9.jar;%GROOVY_HOME%lib\groovy-datetime-4.0.9.jar"
> displaytime.App
>
> *My native-agent command line (works well):*
> java -agentlib:native-image-agent=config-output-dir=conf/ displaytime.App
>
> *::* Cordialement/Best regards, Erix
>
>
> Le lun. 16 oct. 2023 à 18:48, Gilles DUBOSCQ <gilles.m.duboscq at oracle.com>
> a écrit :
>
> Hi Eric,
> Yes Thread.sleep() should work in GraalVM native-image.
> It would help to know what kind of error you're seeing exactly.
> Gilles
> ------------------------------
> *From:* Eric Samson via GraalVM-Users <graalvm-users at oss.oracle.com>
> *Sent:* Monday, 16 October 2023 18:38
> *To:* graalvm-users at oss.oracle.com <graalvm-users at oss.oracle.com>
> *Subject:* [External] : [graalvm-users] java.lang.Thread.sleep()
> supported in GraalVM?
>
> Hi everyone,
>
> I'm totally new to GraalVM.
> I've set up the whole environment for Windows this morning.
>
> I'm now trying to natively compile a Groovy app (with neither dynamic nor
> meta programming).
> I've been able to compile it and use the native-image-agent to generate
> the /conf files.
>
> Now I'm trying to generate the executable and I get an error message due
> to the fact I'm using Thread.sleep(x) in my main loop.
>
> Sleep is a static method of the Thread class. I understand there must be
> some kind of conflicts between the class being initialized at build-time or
> runtime. But I'm not sure how to fix it. I've spent a lot of time in the
> GraalVM documentation and several Web sites (stackOverflow, etc.) but could
> not find a good example of how to use Thread.sleep in GraalVM.
>
> Sorry for the noob question. Any hint would be greatly appreciated. Thanks
> in advance.
> Best regards, Erix.
>
>
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