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Posted to dev@rocketmq.apache.org by GitBox <gi...@apache.org> on 2020/02/01 07:09:38 UTC

[GitHub] [rocketmq] lich0079 opened a new pull request #1753: [ISSUE #1678] Use thread safe CopyOnWriteArrayList for registerBrokerResultList

lich0079 opened a new pull request #1753: [ISSUE #1678] Use thread safe CopyOnWriteArrayList for registerBrokerResultList
URL: https://github.com/apache/rocketmq/pull/1753
 
 
   ## What is the purpose of the change
   
   registerBrokerResultList will invoke add in separate threads, therefore it's not safe to use ArrayList
   
   ## Brief changelog
   
   Follow existing code pattern https://github.com/apache/rocketmq/blob/master/broker/src/main/java/org/apache/rocketmq/broker/out/BrokerOuterAPI.java#L268 
    to use thread-safe CopyOnWriteArrayList 
   
   ## Verifying this change
   
   XXXX
   
   Follow this checklist to help us incorporate your contribution quickly and easily. Notice, `it would be helpful if you could finish the following 5 checklist(the last one is not necessary)before request the community to review your PR`.
   
   - [x] Make sure there is a [Github issue](https://github.com/apache/rocketmq/issues) filed for the change (usually before you start working on it). Trivial changes like typos do not require a Github issue. Your pull request should address just this issue, without pulling in other changes - one PR resolves one issue. 
   - [x] Format the pull request title like `[ISSUE #123] Fix UnknownException when host config not exist`. Each commit in the pull request should have a meaningful subject line and body.
   - [x] Write a pull request description that is detailed enough to understand what the pull request does, how, and why.
   - [x] Write necessary unit-test(over 80% coverage) to verify your logic correction, more mock a little better when cross module dependency exist. If the new feature or significant change is committed, please remember to add integration-test in [test module](https://github.com/apache/rocketmq/tree/master/test).
   - [x] Run `mvn -B clean apache-rat:check findbugs:findbugs checkstyle:checkstyle` to make sure basic checks pass. Run `mvn clean install -DskipITs` to make sure unit-test pass. Run `mvn clean test-compile failsafe:integration-test`  to make sure integration-test pass.
   - [ ] If this contribution is large, please file an [Apache Individual Contributor License Agreement](http://www.apache.org/licenses/#clas).
   

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[GitHub] [rocketmq] lich0079 closed pull request #1753: [ISSUE #1678] Use thread safe CopyOnWriteArrayList for registerBrokerResultList

Posted by GitBox <gi...@apache.org>.
lich0079 closed pull request #1753: [ISSUE #1678] Use thread safe CopyOnWriteArrayList for registerBrokerResultList
URL: https://github.com/apache/rocketmq/pull/1753
 
 
   

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[GitHub] [rocketmq] lich0079 opened a new pull request #1753: [ISSUE #1678] Use thread safe CopyOnWriteArrayList for registerBrokerResultList

Posted by GitBox <gi...@apache.org>.
lich0079 opened a new pull request #1753: [ISSUE #1678] Use thread safe CopyOnWriteArrayList for registerBrokerResultList
URL: https://github.com/apache/rocketmq/pull/1753
 
 
   ## What is the purpose of the change
   
   registerBrokerResultList will invoke add in separate threads, therefore it's not safe to use ArrayList,  fix #1678
   
   ## Brief changelog
   
   Follow existing code pattern https://github.com/apache/rocketmq/blob/master/broker/src/main/java/org/apache/rocketmq/broker/out/BrokerOuterAPI.java#L268 
    to use thread-safe CopyOnWriteArrayList 
   
   ## Verifying this change
   
   XXXX
   
   Follow this checklist to help us incorporate your contribution quickly and easily. Notice, `it would be helpful if you could finish the following 5 checklist(the last one is not necessary)before request the community to review your PR`.
   
   - [x] Make sure there is a [Github issue](https://github.com/apache/rocketmq/issues) filed for the change (usually before you start working on it). Trivial changes like typos do not require a Github issue. Your pull request should address just this issue, without pulling in other changes - one PR resolves one issue. 
   - [x] Format the pull request title like `[ISSUE #123] Fix UnknownException when host config not exist`. Each commit in the pull request should have a meaningful subject line and body.
   - [x] Write a pull request description that is detailed enough to understand what the pull request does, how, and why.
   - [x] Write necessary unit-test(over 80% coverage) to verify your logic correction, more mock a little better when cross module dependency exist. If the new feature or significant change is committed, please remember to add integration-test in [test module](https://github.com/apache/rocketmq/tree/master/test).
   - [x] Run `mvn -B clean apache-rat:check findbugs:findbugs checkstyle:checkstyle` to make sure basic checks pass. Run `mvn clean install -DskipITs` to make sure unit-test pass. Run `mvn clean test-compile failsafe:integration-test`  to make sure integration-test pass.
   - [ ] If this contribution is large, please file an [Apache Individual Contributor License Agreement](http://www.apache.org/licenses/#clas).
   

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[GitHub] [rocketmq] lich0079 commented on issue #1753: [ISSUE #1678] Use thread safe CopyOnWriteArrayList for registerBrokerResultList

Posted by GitBox <gi...@apache.org>.
lich0079 commented on issue #1753: [ISSUE #1678] Use thread safe CopyOnWriteArrayList for registerBrokerResultList
URL: https://github.com/apache/rocketmq/pull/1753#issuecomment-593570491
 
 
   @xujianhai666  code updated, please check.

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[GitHub] [rocketmq] xujianhai666 commented on issue #1753: [ISSUE #1678] Use thread safe CopyOnWriteArrayList for registerBrokerResultList

Posted by GitBox <gi...@apache.org>.
xujianhai666 commented on issue #1753: [ISSUE #1678] Use thread safe CopyOnWriteArrayList for registerBrokerResultList
URL: https://github.com/apache/rocketmq/pull/1753#issuecomment-592946014
 
 
   @lich0079 ci failed, more info `/home/travis/build/apache/rocketmq/broker/src/main/java/org/apache/rocketmq/broker/out/BrokerOuterAPI.java:19:8: error: Unused import - com.google.common.collect.Lists.` 

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[GitHub] [rocketmq] coveralls commented on issue #1753: [ISSUE #1678] Use thread safe CopyOnWriteArrayList for registerBrokerResultList

Posted by GitBox <gi...@apache.org>.
coveralls commented on issue #1753: [ISSUE #1678] Use thread safe CopyOnWriteArrayList for registerBrokerResultList
URL: https://github.com/apache/rocketmq/pull/1753#issuecomment-593077707
 
 
   
   [![Coverage Status](https://coveralls.io/builds/29054025/badge)](https://coveralls.io/builds/29054025)
   
   Coverage increased (+0.03%) to 50.901% when pulling **804c1898a29002a1176b3a7783eefe4769dc3297 on lich0079:issue_1678** into **997164b1cdc122bfd767d23b476a789461507332 on apache:develop**.
   

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[GitHub] [rocketmq] lich0079 commented on issue #1753: [ISSUE #1678] Use thread safe CopyOnWriteArrayList for registerBrokerResultList

Posted by GitBox <gi...@apache.org>.
lich0079 commented on issue #1753: [ISSUE #1678] Use thread safe CopyOnWriteArrayList for registerBrokerResultList
URL: https://github.com/apache/rocketmq/pull/1753#issuecomment-581143182
 
 
   retest

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[GitHub] [rocketmq] lich0079 removed a comment on issue #1753: [ISSUE #1678] Use thread safe CopyOnWriteArrayList for registerBrokerResultList

Posted by GitBox <gi...@apache.org>.
lich0079 removed a comment on issue #1753: [ISSUE #1678] Use thread safe CopyOnWriteArrayList for registerBrokerResultList
URL: https://github.com/apache/rocketmq/pull/1753#issuecomment-581143182
 
 
   retest

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