RFR: 8291853: [CSS] ClassCastException in CssStyleHelper calculateValue [v2]

[Michael Strauß]

On Thu, 10 Nov 2022 20:30:21 GMT, Andy Goryachev <angorya at openjdk.org> wrote:

> The exception is benign: it tries to resolve a derived color which depends on something that has not been resolved yet, but will eventually get resolved. Like an isolated TableCell trying to applyCSS prior to its inclusion in a TableView.
> 
> Trying to fix the CSS subsystem is much, much heavier task. Given the fact that the issue causes no visual effects whatsoever I'd say it's not worth the trouble.

It seems to me that application developers could easily run into the same issue, and the proposed solution (initialize it with some value) is far from obvious. If the issue is not important enough to fix it for all application developers, then why is it important enough to fix it for Modena?

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PR: https://git.openjdk.org/jfx/pull/947