RFR: 8275345: RasterFormatException when drawing a tiled image made of non-writable rasters [v3]

[Phil Race]

On Mon, 14 Feb 2022 09:40:49 GMT, Martin Desruisseaux <duke at openjdk.java.net> wrote:

>> This commit fixes a `RasterFormatException` thrown when `Graphics2D.drawRenderedImage(…)` is invoked with an image containing tiles that are instances of `Raster` but not `WritableRaster`.
>> 
>> https://bugs.openjdk.java.net/browse/JDK-8275345
>
> Martin Desruisseaux has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Make the test class public for allowing execution by jtreg.
>   Fix a compiler warning about raw type.

Marked as reviewed by prr (Reviewer).

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PR: https://git.openjdk.java.net/jdk/pull/7337