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https://issues.apache.org/jira/browse/HBASE-16498?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15455313#comment-15455313
 ] 

Hadoop QA commented on HBASE-16498:
-----------------------------------

| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 21m 45s 
{color} | {color:blue} Docker mode activated. {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:red}-1{color} | {color:red} test4tests {color} | {color:red} 0m 0s 
{color} | {color:red} The patch doesn't appear to include any new or modified 
tests. Please justify why no new tests are needed for this patch. Also please 
list what manual steps were performed to verify this patch. {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 4m 
35s {color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 22s 
{color} | {color:green} master passed with JDK v1.8.0_101 {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 21s 
{color} | {color:green} master passed with JDK v1.7.0_111 {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 
30s {color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 
14s {color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 1m 
18s {color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 24s 
{color} | {color:green} master passed with JDK v1.8.0_101 {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 28s 
{color} | {color:green} master passed with JDK v1.7.0_111 {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 0m 
25s {color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 21s 
{color} | {color:green} the patch passed with JDK v1.8.0_101 {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m 21s 
{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 23s 
{color} | {color:green} the patch passed with JDK v1.7.0_111 {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m 23s 
{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 
29s {color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 
14s {color} | {color:green} the patch passed {color} |
| {color:red}-1{color} | {color:red} whitespace {color} | {color:red} 0m 0s 
{color} | {color:red} The patch has 1 line(s) that end in whitespace. Use git 
apply --whitespace=fix. {color} |
| {color:green}+1{color} | {color:green} hadoopcheck {color} | {color:green} 
37m 45s {color} | {color:green} Patch does not cause any errors with Hadoop 
2.4.0 2.4.1 2.5.0 2.5.1 2.5.2 2.6.1 2.6.2 2.6.3 2.7.1. {color} |
| {color:green}+1{color} | {color:green} hbaseprotoc {color} | {color:green} 0m 
15s {color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 1m 
35s {color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 24s 
{color} | {color:green} the patch passed with JDK v1.8.0_101 {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 27s 
{color} | {color:green} the patch passed with JDK v1.7.0_111 {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 1m 19s 
{color} | {color:green} hbase-client in the patch passed. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 
12s {color} | {color:green} The patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black} 74m 14s {color} 
| {color:black} {color} |
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|| Subsystem || Report/Notes ||
| Docker | Client=1.11.2 Server=1.11.2 Image:yetus/hbase:date2016-09-01 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12826610/HBASE-16498-V3.patch |
| JIRA Issue | HBASE-16498 |
| Optional Tests |  asflicense  javac  javadoc  unit  findbugs  hadoopcheck  
hbaseanti  checkstyle  compile  |
| uname | Linux 347de1e3a74c 3.13.0-36-lowlatency #63-Ubuntu SMP PREEMPT Wed 
Sep 3 21:56:12 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux |
| Build tool | maven |
| Personality | 
/home/jenkins/jenkins-slave/workspace/PreCommit-HBASE-Build/component/dev-support/hbase-personality.sh
 |
| git revision | master / e30a66b |
| Default Java | 1.7.0_111 |
| Multi-JDK versions |  /usr/lib/jvm/java-8-oracle:1.8.0_101 
/usr/lib/jvm/java-7-openjdk-amd64:1.7.0_111 |
| findbugs | v3.0.0 |
| whitespace | 
https://builds.apache.org/job/PreCommit-HBASE-Build/3381/artifact/patchprocess/whitespace-eol.txt
 |
|  Test Results | 
https://builds.apache.org/job/PreCommit-HBASE-Build/3381/testReport/ |
| modules | C: hbase-client U: hbase-client |
| Console output | 
https://builds.apache.org/job/PreCommit-HBASE-Build/3381/console |
| Powered by | Apache Yetus 0.3.0   http://yetus.apache.org |


This message was automatically generated.



> NPE when Scan's stopRow is set NULL
> -----------------------------------
>
>                 Key: HBASE-16498
>                 URL: https://issues.apache.org/jira/browse/HBASE-16498
>             Project: HBase
>          Issue Type: Bug
>          Components: Client
>    Affects Versions: 2.0.0, 1.3.0, 1.4.0, 1.1.6, 1.2.3
>            Reporter: Pankaj Kumar
>            Assignee: Pankaj Kumar
>            Priority: Minor
>         Attachments: HBASE-16498-V2.patch, HBASE-16498-V3.patch, 
> HBASE-16498.patch
>
>
> During scan operation we validate whether this is the last region of table, 
> if not then records will be retrieved from nextscanner. If stop row is set 
> null then NPE will be thrown while validating stop row with region endkey.
> {noformat}
> java.lang.NullPointerException
>       at 
> org.apache.hadoop.hbase.client.ClientScanner.checkScanStopRow(ClientScanner.java:217)
>       at 
> org.apache.hadoop.hbase.client.ClientScanner.nextScanner(ClientScanner.java:266)
>       at 
> org.apache.hadoop.hbase.client.ClientScanner.possiblyNextScanner(ClientScanner.java:237)
>       at 
> org.apache.hadoop.hbase.client.ClientScanner.loadCache(ClientScanner.java:537)
>       at 
> org.apache.hadoop.hbase.client.ClientScanner.nextWithSyncCache(ClientScanner.java:363)
>       at 
> org.apache.hadoop.hbase.client.ClientSimpleScanner.next(ClientSimpleScanner.java:50)
>       at 
> org.apache.hadoop.hbase.client.AbstractClientScanner.next(AbstractClientScanner.java:70)
>       at 
> org.apache.hadoop.hbase.client.TestAdmin2.testScanWithSplitKeysAndNullStartEndRow(TestAdmin2.java:803)
> {noformat}
> We should return empty byte array when start/end row is set NULL.



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