GitHub user hyunsik opened a pull request:
https://github.com/apache/tajo/pull/139
TAJO-1024: RpcConnectionPool::getConnection can cause NPE at initialization
It's concurrency bug. So, it is hard to reproduce the case. So, I omitted
the unit tests. But, it definitely fixes the bug. After I apply it, I couldn't
see the bug again. @jinossy helped this work.
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/hyunsik/tajo TAJO-1024
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/tajo/pull/139.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #139
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commit faba3e372e8f9397f73a627db9c65f9467ae27a8
Author: Hyunsik Choi <[email protected]>
Date: 2014-09-14T13:06:08Z
TAJO-1024: RpcConnectionPool::getConnection can cause NPE at initialization.
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