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https://issues.apache.org/jira/browse/HIVE-24110?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17922982#comment-17922982
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Denys Kuzmenko commented on HIVE-24110:
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[~ryu_kobayashi], please reopen and I'll merge
> NullPointerException occurs in some UDFs
> ----------------------------------------
>
> Key: HIVE-24110
> URL: https://issues.apache.org/jira/browse/HIVE-24110
> Project: Hive
> Issue Type: Bug
> Components: Hive
> Reporter: Ryu Kobayashi
> Assignee: Ryu Kobayashi
> Priority: Major
> Labels: pull-request-available
> Time Spent: 40m
> Remaining Estimate: 0h
>
> Since it refers to a variable that has not been initialized,
> NullPointerException occurs and the correct error message is not displayed.
>
> {code:java}
> if (arguments[0].getCategory() != ObjectInspector.Category.PRIMITIVE) {
> throw new UDFArgumentException(
> "OCTET_LENGTH only takes primitive types, got " +
> argumentOI.getTypeName());
> }
> argumentOI = (PrimitiveObjectInspector) arguments[0];
> {code}
>
>
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