RFR: 8375011: OldJTable.java - NullPointerException when columnData is null [v3]

[Anupam Dev]

On Mon, 19 Jan 2026 07:02:12 GMT, Anupam Dev <adev at openjdk.org> wrote:

>> Hi,
>> 
>> This is a fix for NPE in OldJTable.addColumn
>> 
>> The addColumn method in OldJTable.java was unconditionally calling columnData.toArray(), which caused a NullPointerException when columnData was null (e.g., when called from addColumn(Object, int)).
>> 
>> This commit adds a null check to safe-guard against this NPE, passing null to the underlying DefaultTableModel when columnData is missing.
>> 
>> Kindly review.
>> 
>> Regards,
>> Anupam
>
> Anupam Dev has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Update full name

Deleted the file OldJTable.java from demo.

Regards,
Anupam

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PR Comment: https://git.openjdk.org/jdk/pull/29226#issuecomment-3815226890