RFR: 8349105: Pagination: exception initializing in a background thread [v6]

[Michael Strauß]

On Fri, 14 Feb 2025 18:26:31 GMT, Andy Goryachev <angorya at openjdk.org> wrote:

>> ## Root Cause
>> Animation gets started in a background thread, which causes the animation handler to run in the FX application thread, thus creating simultaneous access to the control's fields (list of children in this case).
>> 
>> ## Solution
>> Postpone the animation unless running in the FX application thread.  There is no functional difference if the component is created/used in the FX application thread.
>
> Andy Goryachev has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains nine commits:
> 
>  - Merge remote-tracking branch 'origin/master' into 8349105.thread.safety.pagination
>  - Merge branch '8349756.pagination.leak' into 8349105.thread.safety.pagination
>  - back to constructor
>  - memory leak
>  - remove gc
>  - slow down gc
>  - gc
>  - Merge branch 'master' into 8349105.thread.safety.pagination
>  - postpone animation

Looks good.

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Marked as reviewed by mstrauss (Reviewer).

PR Review: https://git.openjdk.org/jfx/pull/1698#pullrequestreview-2618866520