RFR: 7001973: java/awt/Graphics2D/CopyAreaOOB.java fails

Fri Sep 24 20:00:57 UTC 2021

On Fri, 24 Sep 2021 11:17:18 GMT, Masanori Yano <myano at openjdk.org> wrote:

> This is a RepaintArea's behavior. clearRect() is called before paint() because shouldClearRectBeforePaint is true for Canvas. Then, if 2nd paint() is called and paint() does nothing, blank window will be drawn.

So the "sun.awt.noerasebackground" property may fix the problem? Or simple freeze the EDT after g2d.copyArea?

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PR: https://git.openjdk.java.net/jdk/pull/5491