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Bug
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Resolution: Fixed
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P4
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19
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None
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OS: openSUSE Leap 15.4
JDK: jdk-19.0.2
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b13
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generic
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other
adds SuSE detection by checking SLES os name property in /etc/os-release file.
opensuse/leap:15.4 docker defines os name property as "openSUSE Leap" in /etc/os-release file which is not recognized as SuSE.
The issue is reproduced with Oracle jdk-19.0.2 with custom fontconfig.SuSE.properties file copied to jdk-19.0.2/lib directory.
Steps to reproduce.
- Download Oracle jdk-19.0.2
- Copy the attached custom fontconfig.SuSE.properties file to jdk-19.0.2/lib directory.
- Run the opensuse/leap:15.4 docker and install freetype and dejavu fonts (do not install fontconfig)
```
docker run --rm --security-opt seccomp=unconfined -it opensuse/leap:15.4 bash
zypper install -y dejavu-fonts
zypper install -y freetype2
```
- Run HelloImage java sample in the docker
```
import javax.imageio.ImageIO;
import java.awt.*;
import java.awt.image.BufferedImage;
import java.io.File;
public class HelloImage {
public static void main(String[] args) throws Exception {
BufferedImage buff = new BufferedImage(300, 200, BufferedImage.TYPE_INT_RGB);
Graphics2D g = buff.createGraphics();
g.setColor(Color.WHITE);
g.fillRect(0, 0, buff.getWidth(), buff.getHeight());
g.setColor(Color.BLUE);
g.setFont(g.getFont().deriveFont(32f));
g.drawString("Hello, Image!", 50, 50);
g.dispose();
File file = new File("hello-image.png");
ImageIO.write(buff, "png", file);
}
}
```
```
./jdk-19.0.2/bin/javac HelloImage.java
./jdk-19.0.2/bin/java HelloImage
Exception in thread "main" java.lang.NullPointerException: Cannot load from short array because "sun.awt.FontConfiguration.head" is null
at java.desktop/sun.awt.FontConfiguration.getVersion(FontConfiguration.java:1261)
at java.desktop/sun.awt.FontConfiguration.readFontConfigFile(FontConfiguration.java:221)
at java.desktop/sun.awt.FontConfiguration.init(FontConfiguration.java:105)
at java.desktop/sun.awt.X11FontManager.createFontConfiguration(X11FontManager.java:706)
at java.desktop/sun.font.SunFontManager$2.run(SunFontManager.java:352)
at java.desktop/sun.font.SunFontManager$2.run(SunFontManager.java:309)
at java.base/java.security.AccessController.doPrivileged(AccessController.java:318)
at java.desktop/sun.font.SunFontManager.<init>(SunFontManager.java:309)
at java.desktop/sun.awt.FcFontManager.<init>(FcFontManager.java:35)
at java.desktop/sun.awt.X11FontManager.<init>(X11FontManager.java:56)
at java.desktop/sun.font.PlatformFontInfo.createFontManager(PlatformFontInfo.java:37)
at java.desktop/sun.font.FontManagerFactory.getInstance(FontManagerFactory.java:51)
at java.desktop/java.awt.Font.getFont2D(Font.java:526)
at java.desktop/java.awt.Font$FontAccessImpl.getFont2D(Font.java:265)
at java.desktop/sun.font.FontUtilities.getFont2D(FontUtilities.java:151)
at java.desktop/sun.java2d.SunGraphics2D.checkFontInfo(SunGraphics2D.java:671)
at java.desktop/sun.java2d.SunGraphics2D.getFontInfo(SunGraphics2D.java:837)
at java.desktop/sun.java2d.pipe.GlyphListPipe.drawString(GlyphListPipe.java:46)
at java.desktop/sun.java2d.SunGraphics2D.drawString(SunGraphics2D.java:2931)
at HelloImage.main(HelloImage.java:17)
```
- relates to
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JDK-8278549 UNIX sun/font coding misses SUSE distro detection on recent distro SUSE 15
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- Resolved
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