jdk-24/jdk/test/java/awt/Component/PrintAllXcheckJNI/PrintAllXcheckJNI.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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/*
  @test
  @key headful
  @bug 6736247
  @summary Component.printAll Invalid local JNI handle
  @author Dmitry Cherepanov: area=awt.component
  @run  main/othervm -Xcheck:jni PrintAllXcheckJNI
*/

import java.awt.*;
import java.awt.image.BufferedImage;

public class PrintAllXcheckJNI
{
    public static void main(String []s)
    {
        Frame frame = new Frame();
        frame.setVisible(true);

        BufferedImage img = new BufferedImage(frame.getWidth(),
                                              frame.getHeight(),
                                              BufferedImage.TYPE_INT_RGB);
        Graphics2D g = img.createGraphics();

        frame.printAll(g);

        g.dispose();
        img.flush();
    }
}