--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/javax/swing/JLayer/6872503/bug6872503.java	Mon Aug 31 18:39:41 2009 +0400
@@ -0,0 +1,135 @@
+/*
+ * Copyright 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
+ * @bug 6872503
+ * @summary Checks that JLayer correctly works with its AWTEventListener
+ * @author Alexander Potochkin
+ */
+
+import javax.swing.*;
+import java.awt.*;
+import java.awt.event.AWTEventListener;
+import java.awt.event.AWTEventListenerProxy;
+
+public class bug6872503 {
+
+    static JLayer<Component> l1;
+    static JLayer<Component> l2;
+
+    private static void createGui() {
+        Toolkit toolkit = Toolkit.getDefaultToolkit();
+        int length = toolkit.getAWTEventListeners().length;
+
+        l1 = new JLayer<Component>();
+        l1.setLayerEventMask(AWTEvent.MOUSE_EVENT_MASK | AWTEvent.FOCUS_EVENT_MASK);
+
+        l2 = new JLayer<Component>();
+        l2.setLayerEventMask(AWTEvent.MOUSE_EVENT_MASK | AWTEvent.KEY_EVENT_MASK);
+
+        if (isLayerEventControllerAdded()) {
+            throw new RuntimeException("Unexpected AWTEventListener was added");
+        }
+
+        JFrame frame = new JFrame();
+        frame.setLayout(new FlowLayout());
+        frame.add(l1);
+        frame.add(l2);
+
+        if (isLayerEventControllerAdded()) {
+            throw new RuntimeException("Unexpected AWTEventListener was added");
+        }
+
+        frame.pack();
+
+        if (!isLayerEventControllerAdded()) {
+            throw new RuntimeException("AWTEventListener was not added");
+        }
+
+        if (!layerEventControllerMaskEquals(l1.getLayerEventMask() | l2.getLayerEventMask())) {
+             throw new RuntimeException("Wrong mask for AWTEventListener");
+        }
+
+        frame.dispose();
+
+        if (isLayerEventControllerAdded()) {
+            throw new RuntimeException("Unexpected AWTEventListener was added");
+        }
+    }
+
+    static boolean isLayerEventControllerAdded() {
+        Toolkit toolkit = Toolkit.getDefaultToolkit();
+        AWTEventListener layerEventController = null;
+        for (AWTEventListener listener : toolkit.getAWTEventListeners()) {
+            if (listener instanceof AWTEventListenerProxy) {
+                listener = ((AWTEventListenerProxy)listener).getListener();
+
+            }
+            if ("LayerEventController".equals(listener.getClass().getSimpleName())) {
+                if (layerEventController != null) {
+                    throw new RuntimeException("Duplicated LayerEventController");
+                }
+                layerEventController = listener;
+            }
+        }
+        boolean ret = layerEventController != null;
+        if (ret) {
+            System.out.println("LayerEventController found");
+        } else {
+            System.out.println("No LayerEventController");
+        }
+        return ret;
+    }
+
+    static boolean layerEventControllerMaskEquals(long mask) {
+        Toolkit toolkit = Toolkit.getDefaultToolkit();
+        AWTEventListener layerEventController = null;
+        for (AWTEventListener listener : toolkit.getAWTEventListeners(mask)) {
+            if (listener instanceof AWTEventListenerProxy) {
+                listener = ((AWTEventListenerProxy)listener).getListener();
+
+            }
+            if ("LayerEventController".equals(listener.getClass().getSimpleName())) {
+                if (layerEventController != null) {
+                    throw new RuntimeException("Duplicated LayerEventController");
+                }
+                layerEventController = listener;
+            }
+        }
+        boolean ret = layerEventController != null;
+        if (ret) {
+            System.out.println("LayerEventController with the correct mask found");
+        } else {
+            System.out.println("No LayerEventController with the correct mask");
+        }
+        return ret;
+    }
+
+    public static void main(String[] args) throws Exception {
+        SwingUtilities.invokeAndWait(new Runnable() {
+            public void run() {
+                bug6872503.createGui();
+            }
+        });
+    }
+}