--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/java/awt/Window/TranslucentJAppletTest/TranslucentJAppletTest.java	Tue Apr 21 11:35:52 2009 +0400
@@ -0,0 +1,103 @@
+/*
+ * Copyright 2008-2009 Sun Microsystems, Inc.  All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * 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).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+/*
+ * @test %I% %E%
+ * @bug 6683728
+ * @summary Tests that a JApplet in a translucent JFrame works properly
+ * @author Kenneth.Russell@sun.com: area=Graphics
+ * @compile -XDignore.symbol.file=true TranslucentJAppletTest.java
+ * @run main/manual/othervm TranslucentJAppletTest
+ */
+
+import java.awt.*;
+import java.awt.image.*;
+
+import javax.swing.*;
+
+public class TranslucentJAppletTest {
+
+    private static JFrame frame;
+    private static volatile boolean paintComponentCalled = false;
+
+    private static void initAndShowGUI() {
+        frame = new JFrame();
+        JApplet applet = new JApplet();
+        JPanel panel = new JPanel() {
+            protected void paintComponent(Graphics g) {
+                paintComponentCalled = true;
+                g.setColor(Color.RED);
+                g.fillOval(0, 0, getWidth(), getHeight());
+            }
+        };
+        panel.setDoubleBuffered(false);
+        panel.setOpaque(false);
+        applet.add(panel);
+        frame.add(applet);
+        frame.setBounds(100, 100, 200, 200);
+        frame.setUndecorated(true);
+        frame.setBackground(new Color(0, 0, 0, 0));
+        frame.setVisible(true);
+    }
+
+    public static void main(String[] args)
+        throws Exception
+    {
+        sun.awt.SunToolkit tk = (sun.awt.SunToolkit)Toolkit.getDefaultToolkit();
+
+        Robot r = new Robot();
+        Color color1 = r.getPixelColor(100, 100); // (0, 0) in frame coordinates
+
+        SwingUtilities.invokeAndWait(new Runnable() {
+            public void run() {
+                initAndShowGUI();
+            }
+        });
+        tk.realSync();
+
+        if (!paintComponentCalled) {
+            throw new RuntimeException("Test FAILED: panel's paintComponent() method is not called");
+        }
+
+        Color newColor1 = r.getPixelColor(100, 100);
+        // unfortunately, robot.getPixelColor() doesn't work for some unknown reason
+        // Color newColor2 = r.getPixelColor(200, 200);
+        BufferedImage bim = r.createScreenCapture(new Rectangle(200, 200, 1, 1));
+        Color newColor2 = new Color(bim.getRGB(0, 0));
+
+        // Frame must be transparent at (100, 100) in screen coords
+        if (!color1.equals(newColor1)) {
+            System.err.println("color1 = " + color1);
+            System.err.println("newColor1 = " + newColor1);
+            throw new RuntimeException("Test FAILED: frame pixel at (0, 0) is not transparent");
+        }
+
+        // Frame must be RED at (200, 200) in screen coords
+        if (!newColor2.equals(Color.RED)) {
+            System.err.println("newColor2 = " + newColor2);
+            throw new RuntimeException("Test FAILED: frame pixel at (100, 100) is not red (transparent?)");
+        }
+
+        System.out.println("Test PASSED");
+    }
+}