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https://issues.apache.org/jira/browse/SPARK-27981?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16949598#comment-16949598
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Kuhu Shukla commented on SPARK-27981:
-------------------------------------
Hello [~dongjoon], I am seeing the following Warning when using JDK 11 for
spark shell :
{code}
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by org.apache.spark.unsafe.Platform
(file:<path>/spark-unsafe_2.12-3.0.0-SNAPSHOT.jar) to constructor
java.nio.DirectByteBuffer(long,int)
WARNING: Please consider reporting this to the maintainers of
org.apache.spark.unsafe.Platform
{code}
I am happy to open a separate bug report for this but wanted to run it by you
in case it seems related tot his change. Thanks!
> Remove `Illegal reflective access` warning for `java.nio.Bits.unaligned()`
> --------------------------------------------------------------------------
>
> Key: SPARK-27981
> URL: https://issues.apache.org/jira/browse/SPARK-27981
> Project: Spark
> Issue Type: Sub-task
> Components: Spark Core
> Affects Versions: 3.0.0
> Reporter: Dongjoon Hyun
> Assignee: Dongjoon Hyun
> Priority: Major
> Fix For: 3.0.0
>
>
> This PR aims to remove the following warnings for `java.nio.Bits.unaligned`
> at JDK9/10/11/12. Please note that there are more warnings which is beyond of
> this PR's scope.
> {code}
> bin/spark-shell --driver-java-options=--illegal-access=warn
> WARNING: Illegal reflective access by org.apache.spark.unsafe.Platform
> (file:/Users/dhyun/APACHE/spark-release/spark-3.0/assembly/target/scala-2.12/jars/spark-unsafe_2.12-3.0.0-SNAPSHOT.jar)
> to method java.nio.Bits.unaligned()
> ...
> {code}
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