On Mon, 15 Nov 2021 13:11:06 GMT, Jeanette Winzenburg <faste...@openjdk.org> 
wrote:

>> Cleanup of Tree-/TableRowSkin to support switching skins
>> 
>> The misbehavior/s
>> - memory leaks due to manually registered listeners that were not removed
>> - side-effects due to listeners still active on old skin (like NPEs)
>> 
>> Fix
>> - use skin api for all listener registration (for automatic removal in 
>> dispose)
>> - ~~do not install listeners that are not needed (fixedCellSize, same as in 
>> fix of ListCellSkin 
>> [JDK-8246745](https://bugs.openjdk.java.net/browse/JDK-8246745))~~ not 
>> handled here, see 
>> [JDK-8277000](https://bugs.openjdk.java.net/browse/JDK-8277000)
>> 
>> Added tests for each listener involved in the fix to guarantee it's still 
>> working and does not have unwanted side-effects after switching skins.
>> 
>> Note: there are pecularities in row skins (like not updating themselves on 
>> property changes of its control, throwing NPEs when not added to a 
>> VirtualFlow) which are not part of this issue but covered in 
>> [JDK-8274065](https://bugs.openjdk.java.net/browse/JDK-8274065)
>
> Jeanette Winzenburg has updated the pull request incrementally with one 
> additional commit since the last revision:
> 
>   reverted fixedCellSize handling

Overall the fix looks OK. I have 2 minor comments.

modules/javafx.controls/src/shims/java/javafx/scene/control/skin/TableSkinShim.java
 line 2:

> 1: /*
> 2:  * Copyright (c) 2020, Oracle and/or its affiliates. All rights reserved.

2021 :)

-------------

PR: https://git.openjdk.java.net/jfx/pull/632

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