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test/jdk/javax/swing/RepaintManager/DisplayListenerLeak/DisplayListenerLeak.java

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  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 import java.awt.BorderLayout;
  25 import java.awt.Dimension;
  26 import java.awt.EventQueue;
  27 import java.awt.GraphicsEnvironment;
  28 
  29 import javax.swing.JFrame;
  30 import javax.swing.JLabel;
  31 
  32 import sun.java2d.SunGraphicsEnvironment;
  33 
  34 /**
  35  * @test
  36  * @bug 8041654

  37  * @modules java.desktop/sun.java2d
  38  * @run main/othervm -Xmx80m DisplayListenerLeak
  39  */
  40 public final class DisplayListenerLeak {
  41 
  42     private static JFrame frame;
  43     private volatile static boolean failed = false;
  44 
  45     private static void createAndShowGUI() {
  46         Thread.currentThread().setUncaughtExceptionHandler((t, e) -> {
  47             e.printStackTrace();
  48             failed = true;
  49         });
  50         frame = new JFrame();
  51         JLabel emptyLabel = new JLabel("");
  52         emptyLabel.setPreferredSize(new Dimension(600, 400));
  53         frame.getContentPane().add(emptyLabel, BorderLayout.CENTER);
  54         frame.pack();
  55         frame.setVisible(true);
  56     }




  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 import java.awt.BorderLayout;
  25 import java.awt.Dimension;
  26 import java.awt.EventQueue;
  27 import java.awt.GraphicsEnvironment;
  28 
  29 import javax.swing.JFrame;
  30 import javax.swing.JLabel;
  31 
  32 import sun.java2d.SunGraphicsEnvironment;
  33 
  34 /**
  35  * @test
  36  * @bug 8041654
  37  * @key headful
  38  * @modules java.desktop/sun.java2d
  39  * @run main/othervm -Xmx80m DisplayListenerLeak
  40  */
  41 public final class DisplayListenerLeak {
  42 
  43     private static JFrame frame;
  44     private volatile static boolean failed = false;
  45 
  46     private static void createAndShowGUI() {
  47         Thread.currentThread().setUncaughtExceptionHandler((t, e) -> {
  48             e.printStackTrace();
  49             failed = true;
  50         });
  51         frame = new JFrame();
  52         JLabel emptyLabel = new JLabel("");
  53         emptyLabel.setPreferredSize(new Dimension(600, 400));
  54         frame.getContentPane().add(emptyLabel, BorderLayout.CENTER);
  55         frame.pack();
  56         frame.setVisible(true);
  57     }


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