diff -r 7927a519e42b -r 100ac73bfe6e jdk/test/javax/swing/SwingTest.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/javax/swing/SwingTest.java	Tue Jul 28 13:10:14 2009 +0400
@@ -0,0 +1,160 @@
+/*
+ * 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.
+ */
+
+import java.io.PrintWriter;
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+import java.lang.reflect.Modifier;
+import java.util.Comparator;
+import java.util.Iterator;
+import java.util.Set;
+import java.util.TreeSet;
+import javax.swing.JFrame;
+
+import static javax.swing.SwingUtilities.invokeLater;
+
+/**
+ * SwingTestHelper is a utility class for writing regression tests
+ * that require interacting with the UI.
+ *
+ * @author Sergey A. Malenkov
+ */
+final class SwingTest implements Runnable {
+
+    private static final int WIDTH = 640;
+    private static final int HEIGHT = 480;
+
+    public static void start(Class<?> type) {
+        new SwingTest(type).start();
+    }
+
+    private final PrintWriter writer = new PrintWriter(System.out, true);
+
+    private Class<?> type;
+    private JFrame frame;
+    private Iterator<Method> methods;
+    private Object object;
+    private Method method;
+    private Throwable error;
+
+    private SwingTest(Class<?> type) {
+        this.type = type;
+    }
+
+    public void run() {
+        synchronized (this.writer) {
+            if (this.error != null) {
+                this.frame.dispose();
+                this.frame = null;
+            }
+            else if (this.object == null) {
+                invoke();
+                Set<Method> methods = new TreeSet<Method>(new Comparator<Method>() {
+                    public int compare(Method first, Method second) {
+                        return first.getName().compareTo(second.getName());
+                    }
+                });
+                for (Method method : this.type.getMethods()) {
+                    if (method.getDeclaringClass().equals(this.type)) {
+                        if (method.getReturnType().equals(void.class)) {
+                            if (0 == method.getParameterTypes().length) {
+                                methods.add(method);
+                            }
+                        }
+                    }
+                }
+                this.methods = methods.iterator();
+            }
+            else if (this.method != null) {
+                invoke();
+            }
+            else if (this.methods.hasNext()) {
+                this.method = this.methods.next();
+            }
+            else {
+                this.frame.dispose();
+                this.frame = null;
+                this.type = null;
+            }
+            this.writer.notifyAll();
+        }
+    }
+
+    private void start() {
+        synchronized (this.writer) {
+            while (this.type != null) {
+                if ((this.method != null) && Modifier.isStatic(this.method.getModifiers())) {
+                    invoke();
+                }
+                else {
+                    invokeLater(this);
+                    try {
+                        this.writer.wait();
+                    }
+                    catch (InterruptedException exception) {
+                        exception.printStackTrace(this.writer);
+                    }
+                }
+                if ((this.frame == null) && (this.error != null)) {
+                    throw new Error("unexpected error", this.error);
+                }
+            }
+        }
+    }
+
+    private void invoke() {
+        try {
+            if (this.method != null) {
+                this.writer.println(this.method);
+                this.method.invoke(this.object);
+                this.method = null;
+            }
+            else {
+                this.writer.println(this.type);
+                this.frame = new JFrame(this.type.getSimpleName());
+                this.frame.setSize(WIDTH, HEIGHT);
+                this.frame.setLocationRelativeTo(null);
+                this.object = this.type.getConstructor(JFrame.class).newInstance(this.frame);
+                this.frame.setVisible(true);
+            }
+        }
+        catch (NoSuchMethodException exception) {
+            this.error = exception;
+        }
+        catch (SecurityException exception) {
+            this.error = exception;
+        }
+        catch (IllegalAccessException exception) {
+            this.error = exception;
+        }
+        catch (IllegalArgumentException exception) {
+            this.error = exception;
+        }
+        catch (InstantiationException exception) {
+            this.error = exception;
+        }
+        catch (InvocationTargetException exception) {
+            this.error = exception.getTargetException();
+        }
+    }
+}