GitHub user OutOfBedlam opened a pull request:
https://github.com/apache/zeppelin/pull/1009
Prevent NullPointerException if "gatewayServer" does not exist
### What is this PR for?
Avoiding and preventing undesired NullPointerException during re-loading
python interpreter
Since py4j is optional when PythonInterpreter starts, it should be optional
too while it close.
### What type of PR is it?
[Improvement]
### What is the Jira issue?
* N/A
### How should this be tested?
Reload PythongInterpreter on Zeppelin web "Interpreter" menu and check the
log message if it complains NullPointerException
### Screenshots (if appropriate)
### Questions:
* Does the licenses files need update? no
* Is there breaking changes for older versions? no
* Does this needs documentation? no
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/Solution-Global/zeppelin python
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/zeppelin/pull/1009.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 #1009
----
commit ccbf7efa563f8ab3bb505eca4032b7d045ef8c14
Author: Kwon, Yeong-Eon <happylo...@gmail.com>
Date: 2016-06-14T00:37:27Z
Prevent NullPointerException if "gatewayServer" does not exist
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