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https://issues.apache.org/jira/browse/WICKET-5932?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sven Meier resolved WICKET-5932.
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Resolution: Fixed
Fix Version/s: 7.0.0-M7
6.21.0
Columns can now be empty.
> Allow empty column list for DataTable
> -------------------------------------
>
> Key: WICKET-5932
> URL: https://issues.apache.org/jira/browse/WICKET-5932
> Project: Wicket
> Issue Type: Improvement
> Components: wicket-extensions
> Affects Versions: 7.0.0-M5, 6.20.0
> Reporter: Sven Meier
> Assignee: Sven Meier
> Priority: Minor
> Fix For: 6.21.0, 7.0.0-M7
>
>
> Since WICKET-4596 DataTable can work with dynamically changing columns.
> To be able to delay the creation of columns (e.g. in #onConfigure()), it
> would be nice to be able to provide an empty column list in the constructor.
> This is currently not allowed.
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