--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/javax/swing/JColorChooser/Test4177735.java	Thu Jun 26 15:39:12 2008 +0400
@@ -0,0 +1,95 @@
+/*
+ * Copyright 2002-2008 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 4177735
+ * @summary Tests that JColorChooser leaves no threads when disposed
+ * @author Shannon Hickey
+ */
+
+import java.awt.Point;
+import javax.swing.JColorChooser;
+import javax.swing.JDialog;
+import javax.swing.SwingUtilities;
+import javax.swing.colorchooser.AbstractColorChooserPanel;
+
+public class Test4177735 implements Runnable {
+    private static final long DELAY = 1000L;
+
+    public static void main(String[] args) throws Exception {
+        JColorChooser chooser = new JColorChooser();
+        AbstractColorChooserPanel[] panels = chooser.getChooserPanels();
+        chooser.setChooserPanels(new AbstractColorChooserPanel[] { panels[1] });
+
+        JDialog dialog = show(chooser);
+        pause(DELAY);
+
+        dialog.dispose();
+        pause(DELAY);
+
+        Test4177735 test = new Test4177735();
+        SwingUtilities.invokeAndWait(test);
+        if (test.count != 0) {
+            throw new Error("JColorChooser leaves " + test.count + " threads running");
+        }
+    }
+
+    static JDialog show(JColorChooser chooser) {
+        JDialog dialog = JColorChooser.createDialog(null, null, false, chooser, null, null);
+        dialog.setVisible(true);
+        // block till displayed
+        Point point = null;
+        while (point == null) {
+            try {
+                point = dialog.getLocationOnScreen();
+            }
+            catch (IllegalStateException exception) {
+                pause(DELAY);
+            }
+        }
+        return dialog;
+    }
+
+    private static void pause(long delay) {
+        try {
+            Thread.sleep(delay);
+        }
+        catch (InterruptedException exception) {
+        }
+    }
+
+    private int count;
+
+    public void run() {
+        ThreadGroup group = Thread.currentThread().getThreadGroup();
+        Thread[] threads = new Thread[group.activeCount()];
+        int count = group.enumerate(threads, false);
+        for (int i = 0; i < count; i++) {
+            String name = threads[i].getName();
+            if ("SyntheticImageGenerator".equals(name)) { // NON-NLS: thread name
+                this.count++;
+            }
+        }
+    }
+}