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https://issues.apache.org/jira/browse/HBASE-16225?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15401031#comment-15401031
 ] 

Hadoop QA commented on HBASE-16225:
-----------------------------------

| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:green}+1{color} | {color:green} hbaseanti {color} | {color:green} 0m 
0s {color} | {color:green} Patch does not have any anti-patterns. {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:green}+1{color} | {color:green} test4tests {color} | {color:green} 0m 
0s {color} | {color:green} The patch appears to include 18 new or modified test 
files. {color} |
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue} 0m 27s 
{color} | {color:blue} Maven dependency ordering for branch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 2m 
13s {color} | {color:green} branch-1 passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 10s 
{color} | {color:green} branch-1 passed with JDK v1.8.0 {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 57s 
{color} | {color:green} branch-1 passed with JDK v1.7.0_80 {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 
49s {color} | {color:green} branch-1 passed {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 
35s {color} | {color:green} branch-1 passed {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 2m 
53s {color} | {color:green} branch-1 passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 52s 
{color} | {color:green} branch-1 passed with JDK v1.8.0 {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 52s 
{color} | {color:green} branch-1 passed with JDK v1.7.0_80 {color} |
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue} 0m 10s 
{color} | {color:blue} Maven dependency ordering for patch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 1m 
7s {color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 7s 
{color} | {color:green} the patch passed with JDK v1.8.0 {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 1m 7s 
{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 57s 
{color} | {color:green} the patch passed with JDK v1.7.0_80 {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m 57s 
{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 
49s {color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 
34s {color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} whitespace {color} | {color:green} 0m 
0s {color} | {color:green} Patch has no whitespace issues. {color} |
| {color:green}+1{color} | {color:green} hadoopcheck {color} | {color:green} 
18m 40s {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:red}-1{color} | {color:red} findbugs {color} | {color:red} 2m 25s 
{color} | {color:red} hbase-server generated 3 new + 0 unchanged - 0 fixed = 3 
total (was 0) {color} |
| {color:red}-1{color} | {color:red} javadoc {color} | {color:red} 3m 15s 
{color} | {color:red} hbase-server-jdk1.8.0 with JDK v1.8.0 generated 1 new + 3 
unchanged - 0 fixed = 4 total (was 3) {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 50s 
{color} | {color:green} the patch passed with JDK v1.8.0 {color} |
| {color:red}-1{color} | {color:red} javadoc {color} | {color:red} 4m 6s 
{color} | {color:red} hbase-server-jdk1.7.0_80 with JDK v1.7.0_80 generated 1 
new + 3 unchanged - 0 fixed = 4 total (was 3) {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 50s 
{color} | {color:green} the patch passed with JDK v1.7.0_80 {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 2m 1s 
{color} | {color:green} hbase-common in the patch passed. {color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red} 49m 29s {color} 
| {color:red} hbase-server in the patch failed. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 
21s {color} | {color:green} Patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black} 91m 51s {color} 
| {color:black} {color} |
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|| Reason || Tests ||
| FindBugs | module:hbase-server |
|  |  Dead store to length in 
org.apache.hadoop.hbase.regionserver.StoreScanner.next(List, ScannerContext)  
At 
StoreScanner.java:org.apache.hadoop.hbase.regionserver.StoreScanner.next(List, 
ScannerContext)  At StoreScanner.java:[line 511] |
|  |  Dead store to offset in 
org.apache.hadoop.hbase.regionserver.StoreScanner.next(List, ScannerContext)  
At 
StoreScanner.java:org.apache.hadoop.hbase.regionserver.StoreScanner.next(List, 
ScannerContext)  At StoreScanner.java:[line 510] |
|  |  Dead store to row in 
org.apache.hadoop.hbase.regionserver.StoreScanner.next(List, ScannerContext)  
At 
StoreScanner.java:org.apache.hadoop.hbase.regionserver.StoreScanner.next(List, 
ScannerContext)  At StoreScanner.java:[line 509] |
| Failed junit tests | hadoop.hbase.regionserver.wal.TestLogRollPeriod |
|   | hadoop.hbase.regionserver.TestRemoveRegionMetrics |
|   | hadoop.hbase.regionserver.wal.TestWALReplay |
|   | hadoop.hbase.regionserver.TestRegionMergeTransactionOnCluster |
|   | hadoop.hbase.regionserver.wal.TestLogRolling |
|   | hadoop.hbase.regionserver.TestEndToEndSplitTransaction |
|   | hadoop.hbase.regionserver.throttle.TestCompactionWithThroughputController 
|
|   | hadoop.hbase.regionserver.TestRegionServerHostname |
|   | hadoop.hbase.regionserver.TestScannerWithBulkload |
|   | hadoop.hbase.regionserver.TestRegionReplicas |
|   | hadoop.hbase.regionserver.wal.TestWALReplayCompressed |
|   | hadoop.hbase.regionserver.TestCompactSplitThread |
|   | hadoop.hbase.TestHBaseTestingUtility |
|   | hadoop.hbase.regionserver.TestRegionServerOnlineConfigChange |
|   | hadoop.hbase.regionserver.TestScannerRetriableFailure |
|   | hadoop.hbase.regionserver.throttle.TestFlushWithThroughputController |
|   | hadoop.hbase.regionserver.TestRSKilledWhenInitializing |
|   | hadoop.hbase.regionserver.wal.TestFSHLog |
|   | hadoop.hbase.regionserver.wal.TestProtobufLog |
|   | hadoop.hbase.regionserver.wal.TestSecureWALReplay |
|   | hadoop.hbase.regionserver.TestSCVFWithMiniCluster |
| Timed out junit tests | 
org.apache.hadoop.hbase.regionserver.wal.TestLogRollAbort |
|   | org.apache.hadoop.hbase.regionserver.TestEncryptionKeyRotation |
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|| Subsystem || Report/Notes ||
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12821201/HBASE-16225-branch-1.patch
 |
| JIRA Issue | HBASE-16225 |
| Optional Tests |  asflicense  javac  javadoc  unit  findbugs  hadoopcheck  
hbaseanti  checkstyle  compile  |
| uname | Linux asf900.gq1.ygridcore.net 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 | branch-1 / d54bcfb |
| Default Java | 1.7.0_80 |
| Multi-JDK versions |  /usr/local/jenkins/java/jdk1.8.0:1.8.0 
/usr/local/asfpackages/java/jdk1.7.0_80:1.7.0_80 |
| findbugs | v3.0.0 |
| findbugs | 
https://builds.apache.org/job/PreCommit-HBASE-Build/2842/artifact/patchprocess/new-findbugs-hbase-server.html
 |
| javadoc | hbase-server-jdk1.8.0: 
https://builds.apache.org/job/PreCommit-HBASE-Build/2842/artifact/patchprocess/diff-javadoc-javadoc-hbase-server-jdk1.8.0.txt
 |
| javadoc | hbase-server-jdk1.7.0_80: 
https://builds.apache.org/job/PreCommit-HBASE-Build/2842/artifact/patchprocess/diff-javadoc-javadoc-hbase-server-jdk1.7.0_80.txt
 |
| unit | 
https://builds.apache.org/job/PreCommit-HBASE-Build/2842/artifact/patchprocess/patch-unit-hbase-server.txt
 |
| unit test logs |  
https://builds.apache.org/job/PreCommit-HBASE-Build/2842/artifact/patchprocess/patch-unit-hbase-server.txt
 |
|  Test Results | 
https://builds.apache.org/job/PreCommit-HBASE-Build/2842/testReport/ |
| modules | C: hbase-common hbase-server U: . |
| Console output | 
https://builds.apache.org/job/PreCommit-HBASE-Build/2842/console |
| Powered by | Apache Yetus 0.2.1   http://yetus.apache.org |


This message was automatically generated.



> Refactor ScanQueryMatcher
> -------------------------
>
>                 Key: HBASE-16225
>                 URL: https://issues.apache.org/jira/browse/HBASE-16225
>             Project: HBase
>          Issue Type: Improvement
>            Reporter: Duo Zhang
>            Assignee: Duo Zhang
>         Attachments: HBASE-16225-branch-1.patch, HBASE-16225-v1.patch, 
> HBASE-16225-v2.patch, HBASE-16225-v3.patch, HBASE-16225-v4.patch, 
> HBASE-16225-v5.patch, HBASE-16225-v6.patch, HBASE-16225.patch
>
>
> As said in HBASE-16223, the code of {{ScanQueryMatcher}} is too complicated. 
> I suggest that we can abstract an interface and implement several sub classes 
> which separate different logic into different implementations. For example, 
> the requirements of compaction and user scan are different, now we also need 
> to consider the logic of user scan even if we only want to add a logic for 
> compaction. And at least, the raw scan does not need a query matcher... we 
> can implement a dummy query matcher for it.
> Suggestions are welcomed. Thanks.



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