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Posted to dev@geode.apache.org by Jianxia Chen <jc...@pivotal.io> on 2016/05/26 17:23:59 UTC

Review Request 47908: GEODE-1460 RemoveAll fails with NPE in com.gemstone.gemfire.internal.cache.tier.sockets.CacheClientNotifier.checkAndRemoveFromClientMsgsRegion()

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https://reviews.apache.org/r/47908/
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Review request for geode, anilkumar gingade, Bruce Schuchardt, Hitesh Khamesra, Udo Kohlmeyer, Dan Smith, and xiaojian zhou.


Repository: geode


Description
-------

Add a lock to synchronize two getInstance methods, so that they return either null ccnSingleton or fully initialized ccnSingleton, i.e. haContainer is not null if it is not gateway receiver.


Diffs
-----

  geode-core/src/main/java/com/gemstone/gemfire/internal/cache/tier/sockets/CacheClientNotifier.java 80d05ba 

Diff: https://reviews.apache.org/r/47908/diff/


Testing
-------


Thanks,

Jianxia Chen


Re: Review Request 47908: GEODE-1460 RemoveAll fails with NPE in com.gemstone.gemfire.internal.cache.tier.sockets.CacheClientNotifier.checkAndRemoveFromClientMsgsRegion()

Posted by Bruce Schuchardt <bs...@pivotal.io>.
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https://reviews.apache.org/r/47908/#review135021
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I don't understand from your description how this fixes the problem.  Maybe a more complete description of the problem would help.

- Bruce Schuchardt


On May 26, 2016, 5:23 p.m., Jianxia Chen wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/47908/
> -----------------------------------------------------------
> 
> (Updated May 26, 2016, 5:23 p.m.)
> 
> 
> Review request for geode, anilkumar gingade, Bruce Schuchardt, Hitesh Khamesra, Udo Kohlmeyer, Dan Smith, and xiaojian zhou.
> 
> 
> Repository: geode
> 
> 
> Description
> -------
> 
> Add a lock to synchronize two getInstance methods, so that they return either null ccnSingleton or fully initialized ccnSingleton, i.e. haContainer is not null if it is not gateway receiver.
> 
> 
> Diffs
> -----
> 
>   geode-core/src/main/java/com/gemstone/gemfire/internal/cache/tier/sockets/CacheClientNotifier.java 80d05ba 
> 
> Diff: https://reviews.apache.org/r/47908/diff/
> 
> 
> Testing
> -------
> 
> 
> Thanks,
> 
> Jianxia Chen
> 
>


Re: Review Request 47908: GEODE-1460 RemoveAll fails with NPE in com.gemstone.gemfire.internal.cache.tier.sockets.CacheClientNotifier.checkAndRemoveFromClientMsgsRegion()

Posted by xiaojian zhou <zh...@gmail.com>.
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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/47908/#review135020
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geode-core/src/main/java/com/gemstone/gemfire/internal/cache/tier/sockets/CacheClientNotifier.java (line 86)
<https://reviews.apache.org/r/47908/#comment200008>

    You should get rid of "synchronized" on the methods.
    
    Others look good. 
    
    Fit it and ship it.


- xiaojian zhou


On May 26, 2016, 5:23 p.m., Jianxia Chen wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/47908/
> -----------------------------------------------------------
> 
> (Updated May 26, 2016, 5:23 p.m.)
> 
> 
> Review request for geode, anilkumar gingade, Bruce Schuchardt, Hitesh Khamesra, Udo Kohlmeyer, Dan Smith, and xiaojian zhou.
> 
> 
> Repository: geode
> 
> 
> Description
> -------
> 
> Add a lock to synchronize two getInstance methods, so that they return either null ccnSingleton or fully initialized ccnSingleton, i.e. haContainer is not null if it is not gateway receiver.
> 
> 
> Diffs
> -----
> 
>   geode-core/src/main/java/com/gemstone/gemfire/internal/cache/tier/sockets/CacheClientNotifier.java 80d05ba 
> 
> Diff: https://reviews.apache.org/r/47908/diff/
> 
> 
> Testing
> -------
> 
> 
> Thanks,
> 
> Jianxia Chen
> 
>


Re: Review Request 47908: GEODE-1460 RemoveAll fails with NPE in com.gemstone.gemfire.internal.cache.tier.sockets.CacheClientNotifier.checkAndRemoveFromClientMsgsRegion()

Posted by Bruce Schuchardt <bs...@pivotal.io>.
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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/47908/#review135083
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Ship it!




Ship It!

- Bruce Schuchardt


On May 26, 2016, 8:34 p.m., Jianxia Chen wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/47908/
> -----------------------------------------------------------
> 
> (Updated May 26, 2016, 8:34 p.m.)
> 
> 
> Review request for geode, anilkumar gingade, Bruce Schuchardt, Hitesh Khamesra, Udo Kohlmeyer, Dan Smith, and xiaojian zhou.
> 
> 
> Repository: geode
> 
> 
> Description
> -------
> 
> Add a lock to synchronize two getInstance methods, so that they return either null ccnSingleton or fully initialized ccnSingleton, i.e. haContainer is not null if it is not gateway receiver.
> 
> 
> Diffs
> -----
> 
>   geode-core/src/main/java/com/gemstone/gemfire/internal/cache/AbstractRegionMap.java 62336f0 
>   geode-core/src/main/java/com/gemstone/gemfire/internal/cache/tier/sockets/CacheClientNotifier.java 80d05ba 
> 
> Diff: https://reviews.apache.org/r/47908/diff/
> 
> 
> Testing
> -------
> 
> 
> Thanks,
> 
> Jianxia Chen
> 
>


Re: Review Request 47908: GEODE-1460 RemoveAll fails with NPE in com.gemstone.gemfire.internal.cache.tier.sockets.CacheClientNotifier.checkAndRemoveFromClientMsgsRegion()

Posted by xiaojian zhou <zh...@gmail.com>.
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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/47908/#review135067
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Ship it!




It looks good. 

Just one qestion, do we need to check if haContainer == null in HARegionQueue.java?

- xiaojian zhou


On May 26, 2016, 8:34 p.m., Jianxia Chen wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/47908/
> -----------------------------------------------------------
> 
> (Updated May 26, 2016, 8:34 p.m.)
> 
> 
> Review request for geode, anilkumar gingade, Bruce Schuchardt, Hitesh Khamesra, Udo Kohlmeyer, Dan Smith, and xiaojian zhou.
> 
> 
> Repository: geode
> 
> 
> Description
> -------
> 
> Add a lock to synchronize two getInstance methods, so that they return either null ccnSingleton or fully initialized ccnSingleton, i.e. haContainer is not null if it is not gateway receiver.
> 
> 
> Diffs
> -----
> 
>   geode-core/src/main/java/com/gemstone/gemfire/internal/cache/AbstractRegionMap.java 62336f0 
>   geode-core/src/main/java/com/gemstone/gemfire/internal/cache/tier/sockets/CacheClientNotifier.java 80d05ba 
> 
> Diff: https://reviews.apache.org/r/47908/diff/
> 
> 
> Testing
> -------
> 
> 
> Thanks,
> 
> Jianxia Chen
> 
>


Re: Review Request 47908: GEODE-1460 RemoveAll fails with NPE in com.gemstone.gemfire.internal.cache.tier.sockets.CacheClientNotifier.checkAndRemoveFromClientMsgsRegion()

Posted by Udo Kohlmeyer <uk...@gmail.com>.
-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/47908/#review135740
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Ship it!




Ship It!

- Udo Kohlmeyer


On May 26, 2016, 8:34 p.m., Jianxia Chen wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/47908/
> -----------------------------------------------------------
> 
> (Updated May 26, 2016, 8:34 p.m.)
> 
> 
> Review request for geode, anilkumar gingade, Bruce Schuchardt, Hitesh Khamesra, Udo Kohlmeyer, Dan Smith, and xiaojian zhou.
> 
> 
> Repository: geode
> 
> 
> Description
> -------
> 
> Add a lock to synchronize two getInstance methods, so that they return either null ccnSingleton or fully initialized ccnSingleton, i.e. haContainer is not null if it is not gateway receiver.
> 
> 
> Diffs
> -----
> 
>   geode-core/src/main/java/com/gemstone/gemfire/internal/cache/AbstractRegionMap.java 62336f0 
>   geode-core/src/main/java/com/gemstone/gemfire/internal/cache/tier/sockets/CacheClientNotifier.java 80d05ba 
> 
> Diff: https://reviews.apache.org/r/47908/diff/
> 
> 
> Testing
> -------
> 
> 
> Thanks,
> 
> Jianxia Chen
> 
>


Re: Review Request 47908: GEODE-1460 RemoveAll fails with NPE in com.gemstone.gemfire.internal.cache.tier.sockets.CacheClientNotifier.checkAndRemoveFromClientMsgsRegion()

Posted by Jianxia Chen <jc...@pivotal.io>.
-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/47908/
-----------------------------------------------------------

(Updated May 26, 2016, 8:34 p.m.)


Review request for geode, anilkumar gingade, Bruce Schuchardt, Hitesh Khamesra, Udo Kohlmeyer, Dan Smith, and xiaojian zhou.


Changes
-------

Instead of using lock to synchronize access to ccnSingleton, make haContainer volatile.


Repository: geode


Description
-------

Add a lock to synchronize two getInstance methods, so that they return either null ccnSingleton or fully initialized ccnSingleton, i.e. haContainer is not null if it is not gateway receiver.


Diffs (updated)
-----

  geode-core/src/main/java/com/gemstone/gemfire/internal/cache/AbstractRegionMap.java 62336f0 
  geode-core/src/main/java/com/gemstone/gemfire/internal/cache/tier/sockets/CacheClientNotifier.java 80d05ba 

Diff: https://reviews.apache.org/r/47908/diff/


Testing
-------


Thanks,

Jianxia Chen