[ 
https://issues.apache.org/jira/browse/HIVE-22394?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16958276#comment-16958276
 ] 

Hive QA commented on HIVE-22394:
--------------------------------

| (/) *{color:green}+1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
|| || || || {color:brown} Prechecks {color} ||
| {color:green}+1{color} | {color:green} @author {color} | {color:green}  0m  
0s{color} | {color:green} The patch does not contain any @author tags. {color} |
|| || || || {color:brown} master Compile Tests {color} ||
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  9m 
 5s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  0m 
19s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 
14s{color} | {color:green} master passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  0m 
35s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  0m 
19s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  0m 
19s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} whitespace {color} | {color:green}  0m 
 0s{color} | {color:green} The patch has no whitespace issues. {color} |
| {color:green}+1{color} | {color:green} xml {color} | {color:green}  0m  
2s{color} | {color:green} The patch has no ill-formed XML file. {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 
13s{color} | {color:green} the patch passed {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  0m 
14s{color} | {color:green} The patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black} 11m 22s{color} | 
{color:black} {color} |
\\
\\
|| Subsystem || Report/Notes ||
| Optional Tests |  asflicense  javac  javadoc  xml  compile  |
| uname | Linux hiveptest-server-upstream 3.16.0-4-amd64 #1 SMP Debian 
3.16.43-2+deb8u5 (2017-09-19) x86_64 GNU/Linux |
| Build tool | maven |
| Personality | 
/data/hiveptest/working/yetus_PreCommit-HIVE-Build-19132/dev-support/hive-personality.sh
 |
| git revision | master / d5ca6f6 |
| Default Java | 1.8.0_111 |
| modules | C: druid-handler U: druid-handler |
| Console output | 
http://104.198.109.242/logs//PreCommit-HIVE-Build-19132/yetus.txt |
| Powered by | Apache Yetus    http://yetus.apache.org |


This message was automatically generated.



> Duplicate Jars in druid classpath causing issues
> ------------------------------------------------
>
>                 Key: HIVE-22394
>                 URL: https://issues.apache.org/jira/browse/HIVE-22394
>             Project: Hive
>          Issue Type: Bug
>            Reporter: Nishant Bangarwa
>            Assignee: Nishant Bangarwa
>            Priority: Major
>              Labels: pull-request-available
>         Attachments: HIVE-22394.patch
>
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> hive-druid-handler jar has shaded version of druid classes, 
> druid-hdfs-storage also has non-shaded classes. 
> {code} 
> [hive@hiveserver2-1 lib]$ ls |grep druid
> calcite-druid-1.19.0.7.0.2.0-163.jar
> druid-bloom-filter-0.15.1.7.0.2.0-163.jar
> druid-hdfs-storage-0.15.1.7.0.2.0-163.jar
> hive-druid-handler-3.1.2000.7.0.2.0-163.jar
> hive-druid-handler.jar
> {code}
> Exception below - 
> {code}
> Caused by: java.util.concurrent.ExecutionException: 
> java.lang.RuntimeException: java.lang.RuntimeException: 
> java.lang.NoClassDefFoundError: Could not initialize class 
> org.apache.hadoop.fs.HadoopFsWrapper
>   at 
> org.apache.hive.druid.com.google.common.util.concurrent.AbstractFuture$Sync.getValue(AbstractFuture.java:299)
>   at 
> org.apache.hive.druid.com.google.common.util.concurrent.AbstractFuture$Sync.get(AbstractFuture.java:286)
>   at 
> org.apache.hive.druid.com.google.common.util.concurrent.AbstractFuture.get(AbstractFuture.java:116)
>   at 
> org.apache.hadoop.hive.druid.io.DruidRecordWriter.pushSegments(DruidRecordWriter.java:177)
>   ... 22 more
> Caused by: java.lang.RuntimeException: java.lang.RuntimeException: 
> java.lang.NoClassDefFoundError: Could not initialize class 
> org.apache.hadoop.fs.HadoopFsWrapper
>   at 
> org.apache.hive.druid.org.apache.druid.segment.realtime.appenderator.AppenderatorImpl.mergeAndPush(AppenderatorImpl.java:765)
>   at 
> org.apache.hive.druid.org.apache.druid.segment.realtime.appenderator.AppenderatorImpl.lambda$push$1(AppenderatorImpl.java:630)
>   at 
> org.apache.hive.druid.com.google.common.util.concurrent.Futures$1.apply(Futures.java:713)
>   at 
> org.apache.hive.druid.com.google.common.util.concurrent.Futures$ChainingListenableFuture.run(Futures.java:861)
>   ... 3 more
> Caused by: java.lang.RuntimeException: java.lang.NoClassDefFoundError: Could 
> not initialize class org.apache.hadoop.fs.HadoopFsWrapper
>   at 
> org.apache.hive.druid.org.apache.druid.java.util.common.RetryUtils.retry(RetryUtils.java:96)
>   at 
> org.apache.hive.druid.org.apache.druid.java.util.common.RetryUtils.retry(RetryUtils.java:114)
>   at 
> org.apache.hive.druid.org.apache.druid.java.util.common.RetryUtils.retry(RetryUtils.java:104)
>   at 
> org.apache.hive.druid.org.apache.druid.segment.realtime.appenderator.AppenderatorImpl.mergeAndPush(AppenderatorImpl.java:743)
>   ... 6 more
> Caused by: java.lang.NoClassDefFoundError: Could not initialize class 
> org.apache.hadoop.fs.HadoopFsWrapper
>   at 
> org.apache.hive.druid.org.apache.druid.storage.hdfs.HdfsDataSegmentPusher.copyFilesWithChecks(HdfsDataSegmentPusher.java:163)
>   at 
> org.apache.hive.druid.org.apache.druid.storage.hdfs.HdfsDataSegmentPusher.push(HdfsDataSegmentPusher.java:145)
>   at 
> org.apache.hive.druid.org.apache.druid.segment.realtime.appenderator.AppenderatorImpl.lambda$mergeAndPush$4(AppenderatorImpl.java:747)
>   at 
> org.apache.hive.druid.org.apache.druid.java.util.common.RetryUtils.retry(RetryUtils.java:86)
> {code}



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