On Sat, 14 Sep 2024 06:58:04 GMT, Michael Strauß <mstra...@openjdk.org> wrote:
>> modules/javafx.graphics/src/main/java/javafx/scene/layout/Background.java
>> line 292:
>>
>>> 290: private Background(List<BackgroundFill> fills,
>>> List<BackgroundImage> images, int ignored) {
>>> 291: Objects.requireNonNull(fills, "fills cannot be null");
>>> 292: Objects.requireNonNull(images, "images cannot be null");
>>
>> Are these reached if there is an interpolation from/to null with a non-null?
>
> Interpolation with `null` is not possible: `Interpolatable.interpolate(T,
> double)` is specified to throw NPE when `null` is passed in. When a styleable
> property transitions from a null value to a non-null value, it always
> transitions as discrete (i.e. is switches at the 50% mark) and doesn't use
> `Interpolatable.interpolate`.
So when will these checks fail?
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PR Review Comment: https://git.openjdk.org/jfx/pull/1522#discussion_r1759684220
