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https://issues.apache.org/jira/browse/GROOVY-9611?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17149097#comment-17149097
]
Daniel Sun commented on GROOVY-9611:
------------------------------------
We wish you could provide a simple runnable script to reproduce the issue.
> Reflexive access to class attributes broken in Groovy 3
> -------------------------------------------------------
>
> Key: GROOVY-9611
> URL: https://issues.apache.org/jira/browse/GROOVY-9611
> Project: Groovy
> Issue Type: Bug
> Affects Versions: 3.0.4
> Environment: macOs Catalina, openjdk 13.0.2 2020-01-14, Groovy 3.0.4
> Reporter: Gildas Morvan
> Priority: Major
>
> Since Groovy 3, the reflexive access to Groovy class attributes from Java is
> broken.
>
> The [following
> code|[https://github.com/gildasmorvan/similar2logo/blob/master/similar2logo-examples/src/main/groovy/fr/univ_artois/lgi2a/similar2logo/examples/boids/GroovyBoidsSimulation.groovy]]
> which works fine with groovy 2.5.* raises this exception:
>
> {{}}
>
> {code:java}
> juin 30, 2020 9:01:33 AM
> fr.univ_artois.lgi2a.similar.extendedkernel.libs.web.view.SimilarHtmlGenerator
> renderParameter
> WARNING: The parameter public double
> fr.univ_artois.lgi2a.similar2logo.examples.boids.GroovyBoidsSimulation$1.minInitialSpeed
> cannot be found
> java.lang.IllegalAccessException: class
> fr.univ_artois.lgi2a.similar.extendedkernel.libs.web.view.SimilarHtmlGenerator
> cannot access a member of class
> fr.univ_artois.lgi2a.similar2logo.examples.boids.GroovyBoidsSimulation$1 with
> modifiers "public"
> at
> java.base/jdk.internal.reflect.Reflection.newIllegalAccessException(Reflection.java:376)
> at
> java.base/java.lang.reflect.AccessibleObject.checkAccess(AccessibleObject.java:642)
> at java.base/java.lang.reflect.Field.checkAccess(Field.java:1075)
> at java.base/java.lang.reflect.Field.get(Field.java:416)
> at
> fr.univ_artois.lgi2a.similar.extendedkernel.libs.web.view.SimilarHtmlGenerator.renderParameter(SimilarHtmlGenerator.java:290)
> at
> fr.univ_artois.lgi2a.similar.extendedkernel.libs.web.view.SimilarHtmlGenerator.lambda$renderParameters$4(SimilarHtmlGenerator.java:243)
> at
> java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:195)
> at
> java.base/java.util.Spliterators$ArraySpliterator.forEachRemaining(Spliterators.java:948)
> at
> java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484)
> at
> java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474)
> at
> java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150)
> at
> java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173)
> at
> java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
> at
> java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497)
> at j2html.tags.ContainerTag.with(ContainerTag.java:100)
> at j2html.TagCreator.each(TagCreator.java:108)
> at
> fr.univ_artois.lgi2a.similar.extendedkernel.libs.web.view.SimilarHtmlGenerator.renderParameters(SimilarHtmlGenerator.java:243)
> at
> fr.univ_artois.lgi2a.similar.extendedkernel.libs.web.view.SimilarHtmlGenerator.renderView(SimilarHtmlGenerator.java:166)
> at
> fr.univ_artois.lgi2a.similar.extendedkernel.libs.web.view.SimilarHttpServer.lambda$initServer$0(SimilarHttpServer.java:112)
> at spark.RouteImpl$1.handle(RouteImpl.java:72)
> at spark.http.matching.Routes.execute(Routes.java:61)
> at spark.http.matching.MatcherFilter.doFilter(MatcherFilter.java:134)
> at spark.embeddedserver.jetty.JettyHandler.doHandle(JettyHandler.java:50)
> at
> org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1671)
> at
> org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:144)
> at org.eclipse.jetty.server.handler.HandlerList.handle(HandlerList.java:61)
> at
> org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132)
> at org.eclipse.jetty.server.Server.handle(Server.java:505)
> at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:370)
> at
> org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:267)
> at
> org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:305)
> at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:103)
> at org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:117)
> at
> org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:698)
> at
> org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:804)
> at java.base/java.lang.Thread.run(Thread.java:830)
> {code}
>
>
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