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Posted to commits@samza.apache.org by "Jagadish (JIRA)" <ji...@apache.org> on 2017/05/01 08:52:04 UTC
[jira] [Assigned] (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:all-tabpanel ]
Jagadish reassigned SAMZA-1249:
-------------------------------
Assignee: Jagadish
> 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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