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7172749: Xrender: Class cast exception in 2D code running an AWT regression test

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Reviewed-by: serb, prr
This commit is contained in:
Alexey Ushakov 2016-05-26 19:58:46 +03:00
parent deb08e7fa0
commit 3476a78bab
1 changed files with 7 additions and 1 deletions
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8
jdk/src/java.desktop/unix/classes/sun/java2d/xr/XRRenderer.java
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@ -28,6 +28,7 @@ package sun.java2d.xr;
import java.awt.*;
import java.awt.geom.*;
import sun.awt.SunToolkit;
import sun.java2d.InvalidPipeException;
import sun.java2d.SunGraphics2D;
import sun.java2d.loops.*;
import sun.java2d.pipe.Region;
@ -69,7 +70,12 @@ public class XRRenderer implements PixelDrawPipe, PixelFillPipe, ShapeDrawPipe {
* destination context.
*/
private final void validateSurface(SunGraphics2D sg2d) {
XRSurfaceData xrsd = (XRSurfaceData) sg2d.surfaceData;
XRSurfaceData xrsd;
try {
xrsd = (XRSurfaceData) sg2d.surfaceData;
} catch (ClassCastException e) {
throw new InvalidPipeException("wrong surface data type: " + sg2d.surfaceData);
}
xrsd.validateAsDestination(sg2d, sg2d.getCompClip());
xrsd.maskBuffer.validateCompositeState(sg2d.composite, sg2d.transform,
sg2d.paint, sg2d);