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Posted to commits@samza.apache.org by "ASF GitHub Bot (JIRA)" <ji...@apache.org> on 2017/05/01 15:21:04 UTC
[jira] [Commented] (SAMZA-1249) Fix equality for WindowKey for
Non-keyed tumbling windows
[ https://issues.apache.org/jira/browse/SAMZA-1249?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15990947#comment-15990947 ]
ASF GitHub Bot commented on SAMZA-1249:
---------------------------------------
GitHub user vjagadish1989 opened a pull request:
https://github.com/apache/samza/pull/149
SAMZA-1249: Fix equality for WindowKey for Non-keyed tumbling windows
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/vjagadish1989/samza samza-1249
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/samza/pull/149.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 #149
----
commit a48709edb4e4da4ce362b174e84cf6df9b581585
Author: vjagadish1989 <jv...@linkedin.com>
Date: 2017-05-01T15:09:45Z
SAMZA-1249: Fix equality for WindowKey for Non-keyed tumbling windows
----
> Fix equality for WindowKey for Non-keyed tumbling windows
> ---------------------------------------------------------
>
> Key: SAMZA-1249
> URL: https://issues.apache.org/jira/browse/SAMZA-1249
> Project: Samza
> Issue Type: Bug
> Reporter: Jagadish
> Assignee: Jagadish
>
> The following exception results when we check equality between the `WindowKey` in the message and the `WindowKey` in the store.
> {code}
> java.lang.NullPointerException
> at org.apache.samza.operators.windows.WindowKey.hashCode(WindowKey.java:80)
> at java.util.HashMap.hash(HashMap.java:338)
> at java.util.LinkedHashMap.get(LinkedHashMap.java:440)
> at org.apache.samza.operators.util.InternalInMemoryStore.get(InternalInMemoryStore.java:49)
> at org.apache.samza.operators.impl.WindowOperatorImpl.onNext(WindowOperatorImpl.java:96)
> at org.apache.samza.operators.impl.OperatorImpl.lambda$propagateResult$43(OperatorImpl.java:86)
> at java.lang.Iterable.forEach(Iterable.java:75)
> at org.apache.samza.operators.impl.OperatorImpl.propagateResult(OperatorImpl.java:86)
> {code}
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