Preparing migrations to inline classes

John Hendrikx hjohn at
Mon Sep 28 12:28:15 UTC 2020

Perhaps some of the classes in javafx.util.  Duration springs to mind.

Others I think could be Bounds/BoundingBox, Rectangle2D.

On 27/09/2020 20:29, Nir Lisker wrote:
> Hi,
> Project Valhalla is planning to create an annotation to apply to classes
> that are planned to be migrated to inline classes [1]. As part of the
> migration requirements, classes can't have a public or protected
> constructor, and this is the main breaking change. They must also be final,
> though I doubt many of these were extended.
> We should start compiling a list of classes that are candidates
> for migration so we will have enough time to deprecate constructors and
> otherwise prepare developers for these changes when inline classes will be
> ready.
> As an example, Point2D/3D are good migration candidates. They will need to
> have their constrictors removed and the classes made final. Other
> candidates are:
> javafx.css.Size
> javafx.geometry.Dimension2D
> javafx.geometry.Insets
> Internal classes are less of a problem and can be migrated without
> preparation.
> - Nir
> [1]

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