GitHub user HeartSaVioR opened a pull request:
https://github.com/apache/incubator-zeppelin/pull/562
ZEPPELIN-527 Fix NPE while retrieving job status from notebook
### What is this PR for?
Fix NPE while retrieving job status from notebook which contains "never
run" / "first run but not finished".
### What type of PR is it?
Bug Fix
### Todos
* [ ] -
### Is there a relevant Jira issue?
https://issues.apache.org/jira/browse/ZEPPELIN-527
### How should this be tested?
1. Create a new notebook (```but don't run notebook!```)
2. Open ```http://<zeppelin host>:<zeppelin port>/api/notebook/job/<new
notebook id>
3. You can see HTTP STATUS 500 before this PR, but you can see HTTP STATUS
200 after this PR.
### 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/HeartSaVioR/incubator-zeppelin ZEPPELIN-527
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/incubator-zeppelin/pull/562.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 #562
----
commit f296406b920d7374f821f46d873b54e718137153
Author: Jungtaek Lim <[email protected]>
Date: 2015-12-22T04:15:32Z
ZEPPELIN-527 Fix NPE while retrieving job status from notebook
* Paragraph.getDateStarted() and Paragraph.getDateFinished() could be null
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