--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/javax/swing/JTable/4235420/bug4235420.java	Fri Aug 17 17:04:59 2012 +0400
@@ -0,0 +1,87 @@
+/*
+ * Copyright (c) 2012 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 4235420
+   @summary Tests that JTable delays creating Renderers and Editors
+   @author Peter Zhelezniakov
+*/
+
+import javax.swing.*;
+import javax.swing.table.TableCellEditor;
+import javax.swing.table.TableCellRenderer;
+import java.util.Date;
+import java.util.HashMap;
+import java.util.Map;
+
+public class bug4235420 {
+
+    public static void main(String[] argv) throws Exception {
+        if ("Nimbus".equals(UIManager.getLookAndFeel().getName())) {
+            System.out.println("The test is skipped for Nimbus");
+
+            return;
+        }
+
+        SwingUtilities.invokeAndWait(new Runnable() {
+            @Override
+            public void run() {
+                Table table = new Table();
+
+                table.test();
+            }
+        });
+    }
+
+    private static class Table extends JTable {
+        public void test() {
+            // Renderers
+            Class[] rendererClasses = {Object.class, Number.class, Date.class, ImageIcon.class, Boolean.class};
+
+            Map copy = new HashMap(defaultRenderersByColumnClass);
+
+            for (Class rendererClass : rendererClasses) {
+                Object obj = copy.get(rendererClass);
+
+                if (obj instanceof TableCellRenderer) {
+                    throw new Error("Failed: TableCellRenderer created for " +
+                            rendererClass.getClass().getName());
+                }
+            }
+
+            // Editors
+            Class[] editorClasses = {Object.class, Number.class, Boolean.class};
+
+            copy = new HashMap(defaultEditorsByColumnClass);
+
+            for (Class editorClass : editorClasses) {
+                Object obj = copy.get(editorClass);
+
+                if (obj instanceof TableCellEditor) {
+                    throw new Error("Failed: TableCellEditor created for " +
+                            editorClass.getClass().getName());
+                }
+            }
+        }
+    }
+}