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Posted to issues@hbase.apache.org by "Hadoop QA (JIRA)" <ji...@apache.org> on 2019/01/16 00:46:00 UTC
[jira] [Commented] (HBASE-20209) Do Not Use Both Map containsKey
and get Methods
[ https://issues.apache.org/jira/browse/HBASE-20209?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16743493#comment-16743493 ]
Hadoop QA commented on HBASE-20209:
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m 13s{color} | {color:blue} Docker mode activated. {color} |
|| || || || {color:brown} Prechecks {color} ||
| {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:orange}-0{color} | {color:orange} test4tests {color} | {color:orange} 0m 0s{color} | {color:orange} 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:brown} master Compile Tests {color} ||
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 5m 25s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 2m 23s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 1m 23s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} shadedjars {color} | {color:green} 5m 21s{color} | {color:green} branch has no errors when building our shaded downstream artifacts. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 2m 42s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 39s{color} | {color:green} master passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 5m 20s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 2m 28s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 2m 28s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 1m 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} shadedjars {color} | {color:green} 5m 11s{color} | {color:green} patch has no errors when building our shaded downstream artifacts. {color} |
| {color:green}+1{color} | {color:green} hadoopcheck {color} | {color:green} 10m 55s{color} | {color:green} Patch does not cause any errors with Hadoop 2.7.4 or 3.0.0. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 2m 52s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 34s{color} | {color:green} the patch passed {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:green}+1{color} | {color:green} unit {color} | {color:green}136m 40s{color} | {color:green} hbase-server in the patch passed. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 21s{color} | {color:green} The patch does not generate ASF License warnings. {color} |
| {color:black}{color} | {color:black} {color} | {color:black}184m 19s{color} | {color:black} {color} |
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|| Subsystem || Report/Notes ||
| Docker | Client=17.05.0-ce Server=17.05.0-ce Image:yetus/hbase:b002b0b |
| JIRA Issue | HBASE-20209 |
| JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12955013/HBASE-20209.3.patch |
| Optional Tests | dupname asflicense javac javadoc unit findbugs shadedjars hadoopcheck hbaseanti checkstyle compile |
| uname | Linux d278bd48d3d7 4.4.0-139-generic #165~14.04.1-Ubuntu SMP Wed Oct 31 10:55:11 UTC 2018 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 / 6da0b4ec34 |
| maven | version: Apache Maven 3.5.4 (1edded0938998edf8bf061f1ceb3cfdeccf443fe; 2018-06-17T18:33:14Z) |
| Default Java | 1.8.0_181 |
| findbugs | v3.1.0-RC3 |
| Test Results | https://builds.apache.org/job/PreCommit-HBASE-Build/15589/testReport/ |
| Max. process+thread count | 4980 (vs. ulimit of 10000) |
| modules | C: hbase-server U: hbase-server |
| Console output | https://builds.apache.org/job/PreCommit-HBASE-Build/15589/console |
| Powered by | Apache Yetus 0.8.0 http://yetus.apache.org |
This message was automatically generated.
> Do Not Use Both Map containsKey and get Methods
> -----------------------------------------------
>
> Key: HBASE-20209
> URL: https://issues.apache.org/jira/browse/HBASE-20209
> Project: HBase
> Issue Type: Improvement
> Affects Versions: 2.0.0
> Reporter: BELUGA BEHR
> Assignee: BELUGA BEHR
> Priority: Trivial
> Attachments: HBASE-20209.1.patch, HBASE-20209.2.patch, HBASE-20209.3.patch
>
>
> {code:title=ReplicationSink.java}
> String tableName = table.getNameWithNamespaceInclAsString();
> if (bulkLoadHFileMap.containsKey(tableName)) {
> List<Pair<byte[], List<String>>> familyHFilePathsList = bulkLoadHFileMap.get(tableName);
> boolean foundFamily = false;
> for (int i = 0; i < familyHFilePathsList.size(); i++) {
> Pair<byte[], List<String>> familyHFilePathsPair = familyHFilePathsList.get(i);
> if (Bytes.equals(familyHFilePathsPair.getFirst(), family)) {
> // Found family already present, just add the path to the existing list
> familyHFilePathsPair.getSecond().add(pathToHfileFromNS);
> foundFamily = true;
> break;
> }
> }
> {code}
> I propose that this code does not use the Map methods _containsKey_ *and* _get_. Simply use the _get_ method once and check a _null_ return value to check for existence. Saves a trip to the Map data structure for each call. Also, use enhanced for loop.
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