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https://issues.apache.org/jira/browse/HIVE-21237?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16933697#comment-16933697
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Dawood commented on HIVE-21237:
-------------------------------
Thanks [~yumwang] verified with Hive 2.3.6 Hadoop 3.2.0 jdk-11.0.4, Issue is
not reproduced.
{noformat}
[root@hive bin]# $HIVE_HOME/bin/hive
which: no hbase in
(/opt/apache-hive-2.3.6-bin/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/root/bin:/usr/java/jdk-11.0.4/bin:/usr/java/jdk-11.0.4/bin:/opt/hadoop-3.2.0/sbin:/opt/hadoop-3.2.0/bin:/usr/java/jdk-11.0.4/bin:/opt/hadoop-3.2.0/sbin:/opt/hadoop-3.2.0/bin)
SLF4J: Class path contains multiple SLF4J bindings.
SLF4J: Found binding in
[jar:file:/opt/apache-hive-2.3.6-bin/lib/log4j-slf4j-impl-2.6.2.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: Found binding in
[jar:file:/opt/hadoop-3.2.0/share/hadoop/common/lib/slf4j-log4j12-1.7.25.jar!/org/slf4j/impl/StaticLoggerBinder.class]
SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation.
SLF4J: Actual binding is of type
[org.apache.logging.slf4j.Log4jLoggerFactory]Logging initialized using
configuration in
jar:file:/opt/apache-hive-2.3.6-bin/lib/hive-common-2.3.6.jar!/hive-log4j2.properties
Async: true
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by
org.apache.hadoop.hive.common.StringInternUtils
(file:/opt/apache-hive-2.3.6-bin/lib/hive-common-2.3.6.jar) to field
java.net.URI.string
WARNING: Please consider reporting this to the maintainers of
org.apache.hadoop.hive.common.StringInternUtils
WARNING: Use --illegal-access=warn to enable warnings of further illegal
reflective access operations
WARNING: All illegal access operations will be denied in a future release
Hive-on-MR is deprecated in Hive 2 and may not be available in the future
versions. Consider using a different execution engine (i.e. spark, tez) or
using Hive 1.X releases.
hive>
{noformat}
> [JDK 11] SessionState can't be initialized due to classloader problem
> ---------------------------------------------------------------------
>
> Key: HIVE-21237
> URL: https://issues.apache.org/jira/browse/HIVE-21237
> Project: Hive
> Issue Type: Sub-task
> Affects Versions: 3.1.1
> Environment: JDK11, Hadoop-3, Hive 3.1.1
> Reporter: Uma Maheswara Rao G
> Priority: Major
>
> When I start Hive with JDK11
> {{2019-02-08 22:29:51,500 INFO SessionState: Hive Session ID =
> cecd9c34-d61a-44d0-9e52-a0a7d6413e49
> Exception in thread "main" java.lang.ClassCastException: class
> jdk.internal.loader.ClassLoaders$AppClassLoader cannot be cast to class
> java.net.URLClassLoader (jdk.internal.loader.ClassLoaders$AppClassLoader and
> java.net.URLClassLoader are in module java.base of loader 'bootstrap')
> at
> org.apache.hadoop.hive.ql.session.SessionState.<init>(SessionState.java:410)
> at
> org.apache.hadoop.hive.ql.session.SessionState.<init>(SessionState.java:386)
> at
> org.apache.hadoop.hive.cli.CliSessionState.<init>(CliSessionState.java:60)
> at org.apache.hadoop.hive.cli.CliDriver.run(CliDriver.java:705)
> at org.apache.hadoop.hive.cli.CliDriver.main(CliDriver.java:683)
> at
> java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at
> java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.base/java.lang.reflect.Method.invoke(Method.java:566)
> at org.apache.hadoop.util.RunJar.run(RunJar.java:323)
> at org.apache.hadoop.util.RunJar.main(RunJar.java:236)}}
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