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https://issues.apache.org/jira/browse/ARROW-5412?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16860043#comment-16860043
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Wes McKinney commented on ARROW-5412:
-------------------------------------
[~siddteotia] [~pravindra] do you know what this might be about? I haven't seen
this issue myself
> [Java] Integration test fails with UnsupportedOperationException
> ----------------------------------------------------------------
>
> Key: ARROW-5412
> URL: https://issues.apache.org/jira/browse/ARROW-5412
> Project: Apache Arrow
> Issue Type: Bug
> Components: Java
> Reporter: Benjamin Kietzman
> Priority: Minor
>
> Running the java integration test fails with an exception:
> {code}
> $ java -classpath
> ~/arrow/java/tools/target/arrow-tools-0.14.0-SNAPSHOT-jar-with-dependencies.jar
> -Dio.netty.tryReflectionSetAccessible=false
> org.apache.arrow.tools.Integration -a ~/tmp/1832930b_simple.json_as_file -j
> ~/arrow/integration/data/simple.json -c VALIDATE
> ...
> Incompatible files
> sun.misc.Unsafe or java.nio.DirectByteBuffer.<init>(long, int) not available
> 08:55:43.597 [main] ERROR org.apache.arrow.tools.Integration - Incompatible
> files
> java.lang.UnsupportedOperationException: sun.misc.Unsafe or
> java.nio.DirectByteBuffer.<init>(long, int) not available
> at
> io.netty.util.internal.PlatformDependent.directBuffer(PlatformDependent.java:399)
> at io.netty.buffer.NettyArrowBuf.getDirectBuffer(NettyArrowBuf.java:233)
> at io.netty.buffer.NettyArrowBuf.nioBuffer(NettyArrowBuf.java:223)
> at io.netty.buffer.ArrowBuf.nioBuffer(ArrowBuf.java:245)
> at
> org.apache.arrow.vector.ipc.message.ArrowRecordBatch.computeBodyLength(ArrowRecordBatch.java:211)
> at
> org.apache.arrow.vector.ipc.message.MessageSerializer.serialize(MessageSerializer.java:175)
> at
> org.apache.arrow.vector.ipc.ArrowWriter.writeRecordBatch(ArrowWriter.java:119)
> at
> org.apache.arrow.vector.ipc.ArrowFileWriter.writeRecordBatch(ArrowFileWriter.java:61)
> at
> org.apache.arrow.vector.ipc.ArrowWriter.writeBatch(ArrowWriter.java:107)
> at
> org.apache.arrow.tools.Integration$Command$2.execute(Integration.java:171)
> at org.apache.arrow.tools.Integration.run(Integration.java:118)
> at org.apache.arrow.tools.Integration.main(Integration.java:69)
> {code}
> Looking through netty's source, it looks like this exception is [emitted
> here|https://github.com/netty/netty/blob/master/common/src/main/java/io/netty/util/internal/PlatformDependent.java#L343-L344].
> {code}
> $ apt search jdk | grep installed
> default-jre/bionic-updates,bionic-security,now 2:1.11-68ubuntu1~18.04.1 amd64
> [installed,automatic]
> default-jre-headless/bionic-updates,bionic-security,now
> 2:1.11-68ubuntu1~18.04.1 amd64 [installed,automatic]
> libslf4j-java/bionic,bionic,now 1.7.25-3 all [installed,automatic]
> openjdk-11-jdk/bionic-updates,bionic-security,now 11.0.3+7-1ubuntu2~18.04.1
> amd64 [installed]
> openjdk-11-jdk-headless/bionic-updates,bionic-security,now
> 11.0.3+7-1ubuntu2~18.04.1 amd64 [installed,automatic]
> openjdk-11-jre/bionic-updates,bionic-security,now 11.0.3+7-1ubuntu2~18.04.1
> amd64 [installed,automatic]
> openjdk-11-jre-headless/bionic-updates,bionic-security,now
> 11.0.3+7-1ubuntu2~18.04.1 amd64 [installed,automatic]
> {code}
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