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From Chesnay Schepler <ches...@apache.org>
Subject Re: UnsupportedOperationException from org.apache.flink.shaded.asm6.org.objectweb.asm.ClassVisitor.visitNestHostExperimental using Java 11
Date Thu, 04 Jul 2019 13:38:49 GMT
Flink only supports Java 8.

On 04/07/2019 15:34, Rauch, Jochen wrote:
>
> Hi all,
>
> I have implemented following code snippet with Apache Flink 1.8:
>
> flinkConfiguration.getEnvironment().readTextFile(outputFile.getAbsolutePath(), 
> "ISO-8859-1")
>
> .flatMap(new FlatMapFunction<String, Tuple2<Map<ParameterBean, 
> Object>, Integer>>() {
>
>                 ….
>
> }) ….
>
> It works fine with Java 8, but using Java 11 I get this error stacktrace:
>
>                 at 
> org.apache.flink.shaded.asm6.org.objectweb.asm.ClassVisitor.visitNestHostExperimental(ClassVisitor.java:158)
>
>                 at 
> org.apache.flink.shaded.asm6.org.objectweb.asm.ClassReader.accept(ClassReader.java:541)
>
>                 at 
> org.apache.flink.shaded.asm6.org.objectweb.asm.ClassReader.accept(ClassReader.java:391)
>
>                 at 
> org.apache.flink.api.java.ClosureCleaner.cleanThis0(ClosureCleaner.java:115)
>
>                 at 
> org.apache.flink.api.java.ClosureCleaner.clean(ClosureCleaner.java:75)
>
>                 at 
> org.apache.flink.api.java.DataSet.clean(DataSet.java:186)
>
>                 at 
> org.apache.flink.api.java.DataSet.flatMap(DataSet.java:267)
>
>                 at 
> de.idsem.xploit.ief.control.FlinkETLOutputPipeline.execute(FlinkETLOutputPipeline.java:66)
>
> Could you please help with this issue?
>
> Many thanks in advance and best regards
>
> Jochen
>
> ---------------------------------------------------------
>
> Dipl.-Inform. (FH) Jochen Rauch
>
> Health Information Systems
>
> Fraunhofer Institute for Biomedical Engineering
>
> Joseph-von-Fraunhofer-Weg 1
>
> 66280 Sulzbach
>
> Germany
>
> Visit: Ensheimer Str. 48, 66386 St. Ingbert, Germany
>
> Phone: +49 (0)6897/9071-417
>
> email: jochen.rauch@ibmt.fraunhofer.de 
> <mailto:jochen.rauch@ibmt.fraunhofer.de>
>
> http://www.ibmt.fraunhofer.de
>


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