--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/javax/swing/JFileChooser/4847375/bug4847375.java	Mon Dec 27 15:28:08 2010 +0300
@@ -0,0 +1,160 @@
+/*
+ * Copyright (c) 2010, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ * @test
+ * @bug 4847375
+ * @summary JFileChooser Create New Folder button is disabled incorrectly
+ * @author Pavel Porvatov
+ */
+
+import sun.awt.OSInfo;
+import sun.awt.shell.ShellFolder;
+
+import javax.swing.*;
+import java.awt.*;
+import java.lang.reflect.Method;
+
+public class bug4847375 {
+    private final String newFolderToolTipText;
+
+    private final String lookAndFeel;
+
+    public static void main(String[] args) throws Exception {
+        if (OSInfo.getOSType() != OSInfo.OSType.WINDOWS) {
+            System.out.println("The test is suitable only for Windows OS. Skipped.");
+
+            return;
+        }
+
+        SwingUtilities.invokeAndWait(new Runnable() {
+            public void run() {
+                new bug4847375("com.sun.java.swing.plaf.windows.WindowsLookAndFeel");
+
+                new bug4847375("javax.swing.plaf.metal.MetalLookAndFeel");
+            }
+        });
+    }
+
+    private static Object[][] DIRECTORIES = new Object[][]{
+            {"getDesktop", Boolean.TRUE},
+            {"getDrives", Boolean.FALSE}, // My computer
+            {"getRecent", Boolean.TRUE},
+            {"getNetwork", Boolean.FALSE},
+            {"getPersonal", Boolean.TRUE},
+    };
+
+    private bug4847375(String lookAndFeel) {
+        this.lookAndFeel = lookAndFeel;
+
+        try {
+            UIManager.setLookAndFeel(lookAndFeel);
+        } catch (Exception e) {
+            fail("Cannot set LookAndFeel", e);
+        }
+
+        JFileChooser fileChooser = new JFileChooser();
+
+        // Find button NewFolder
+        newFolderToolTipText = UIManager.getString("FileChooser.newFolderToolTipText", fileChooser.getLocale());
+
+        if (newFolderToolTipText == null || newFolderToolTipText.length() == 0) {
+            fail("Cannot find NewFolderButton in FileChooser (tooltip doesn't exist)");
+
+            return;
+        }
+
+        JButton newFolderButton = findNewFolderButton(fileChooser);
+
+        if (newFolderButton == null) {
+            fail("Cannot find NewFolderButton in FileChooser");
+
+            return;
+        }
+
+        for (Object[] objects : DIRECTORIES) {
+            String getterName = (String) objects[0];
+            Boolean enabledNewFolder = (Boolean) objects[1];
+
+            fileChooser.setCurrentDirectory(getWin32Folder(getterName));
+
+            if (newFolderButton.isEnabled() != enabledNewFolder) {
+                fail("Enabled state of NewFolderButton should be " + enabledNewFolder +
+                        " for Win32ShellFolderManager2." + getterName + "()");
+            }
+        }
+    }
+
+    private JButton findNewFolderButton(Container container) {
+        JButton result = null;
+
+        for (int i = 0; i < container.getComponentCount(); i++) {
+            Component c = container.getComponent(i);
+
+            if (c instanceof JButton && newFolderToolTipText.equals(((JButton) c).getToolTipText())) {
+                if (result != null) {
+                    fail("Two or more NewFolderButton found in FileChooser");
+                }
+
+                result = (JButton) c;
+            }
+
+            if (c instanceof Container) {
+                JButton button = findNewFolderButton((Container) c);
+
+                if (result == null) {
+                    result = button;
+                } else {
+                    if (button != null) {
+                        fail("Two or more NewFolderButton found in FileChooser");
+                    }
+                }
+            }
+        }
+
+        return result;
+    }
+
+    private ShellFolder getWin32Folder(String getterName) {
+        try {
+            Class win32ShellFolderManager2 = Class.forName("sun.awt.shell.Win32ShellFolderManager2");
+
+            Method method = win32ShellFolderManager2.getDeclaredMethod(getterName);
+            method.setAccessible(true);
+
+            return (ShellFolder) method.invoke(null);
+        } catch (Exception e) {
+            fail("Cannot call '" + getterName + "' in the Win32ShellFolderManager2 class", e);
+
+            return null;
+        }
+    }
+
+    private void fail(String s) {
+        throw new RuntimeException("Test failed: " + s);
+    }
+
+    private void fail(String s, Throwable e) {
+        throw new RuntimeException("Test failed for LookAndFeel " + lookAndFeel + ": " + s, e);
+    }
+}