--- a/jdk/src/share/classes/javax/swing/text/DefaultFormatter.java	Fri Jul 09 22:07:39 2010 +0400
+++ b/jdk/src/share/classes/javax/swing/text/DefaultFormatter.java	Tue Jul 13 17:26:34 2010 +0400
@@ -570,7 +570,9 @@
             direction = -1;
         }
 
-        if (getOverwriteMode() && rh.text != null) {
+        if (getOverwriteMode() && rh.text != null &&
+            getFormattedTextField().getSelectedText() == null)
+        {
             rh.length = Math.min(Math.max(rh.length, rh.text.length()),
                                  rh.fb.getDocument().getLength() - rh.offset);
         }

--- a/jdk/src/share/classes/javax/swing/text/InternationalFormatter.java	Fri Jul 09 22:07:39 2010 +0400
+++ b/jdk/src/share/classes/javax/swing/text/InternationalFormatter.java	Tue Jul 13 17:26:34 2010 +0400
@@ -622,18 +622,8 @@
 
     /**
      * Overriden in an attempt to honor the literals.
-     * <p>
-     * If we do
-     * not allow invalid values and are in overwrite mode, this does the
-     * following for each character in the replacement range:
-     * <ol>
-     *   <li>If the character is a literal, add it to the string to replace
-     *       with.  If there is text to insert and it doesn't match the
-     *       literal, then insert the literal in the the middle of the insert
-     *       text.  This allows you to either paste in literals or not and
-     *       get the same behavior.
-     *   <li>If there is no text to insert, replace it with ' '.
-     * </ol>
+     * <p>If we do not allow invalid values and are in overwrite mode, this
+     * {@code rh.length} is corrected as to preserve trailing literals.
      * If not in overwrite mode, and there is text to insert it is
      * inserted at the next non literal index going forward.  If there
      * is only text to remove, it is removed from the next non literal
@@ -643,61 +633,27 @@
         if (!getAllowsInvalid()) {
             String text = rh.text;
             int tl = (text != null) ? text.length() : 0;
+            JTextComponent c = getFormattedTextField();
 
-            if (tl == 0 && rh.length == 1 && getFormattedTextField().
-                              getSelectionStart() != rh.offset) {
+            if (tl == 0 && rh.length == 1 && c.getSelectionStart() != rh.offset) {
                 // Backspace, adjust to actually delete next non-literal.
                 rh.offset = getNextNonliteralIndex(rh.offset, -1);
-            }
-            if (getOverwriteMode()) {
-                StringBuffer replace = null;
+            } else if (getOverwriteMode()) {
+                int pos = rh.offset;
+                int textPos = pos;
+                boolean overflown = false;
 
-                for (int counter = 0, textIndex = 0,
-                         max = Math.max(tl, rh.length); counter < max;
-                         counter++) {
-                    if (isLiteral(rh.offset + counter)) {
-                        if (replace != null) {
-                            replace.append(getLiteral(rh.offset +
-                                                      counter));
-                        }
-                        if (textIndex < tl && text.charAt(textIndex) ==
-                                      getLiteral(rh.offset + counter)) {
-                            textIndex++;
-                        }
-                        else if (textIndex == 0) {
-                            rh.offset++;
-                            rh.length--;
-                            counter--;
-                            max--;
-                        }
-                        else if (replace == null) {
-                            replace = new StringBuffer(max);
-                            replace.append(text.substring(0, textIndex));
-                            replace.append(getLiteral(rh.offset +
-                                                      counter));
-                        }
+                for (int i = 0; i < rh.length; i++) {
+                    while (isLiteral(pos)) pos++;
+                    if (pos >= string.length()) {
+                        pos = textPos;
+                        overflown = true;
+                        break;
                     }
-                    else if (textIndex < tl) {
-                        if (replace != null) {
-                            replace.append(text.charAt(textIndex));
-                        }
-                        textIndex++;
-                    }
-                    else {
-                        // Nothing to replace it with, assume ' '
-                        if (replace == null) {
-                            replace = new StringBuffer(max);
-                            if (textIndex > 0) {
-                                replace.append(text.substring(0, textIndex));
-                            }
-                        }
-                        if (replace != null) {
-                            replace.append(' ');
-                        }
-                    }
+                    textPos = ++pos;
                 }
-                if (replace != null) {
-                    rh.text = replace.toString();
+                if (overflown || c.getSelectedText() == null) {
+                    rh.length = pos - rh.offset;
                 }
             }
             else if (tl > 0) {

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/javax/swing/JFormattedTextField/Test6462562.java	Tue Jul 13 17:26:34 2010 +0400
@@ -0,0 +1,360 @@
+/*
+ * 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 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 6462562
+   @summary Tests text input into JFormattedTextField
+            with an InternationalFormatter
+   @author Peter Zhelezniakov
+   @run main Test6462562
+*/
+
+import java.awt.event.ActionEvent;
+import java.text.DateFormat;
+import java.text.NumberFormat;
+import java.text.ParseException;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.Locale;
+import javax.swing.Action;
+import javax.swing.JFormattedTextField;
+import javax.swing.SwingUtilities;
+import javax.swing.text.Caret;
+import javax.swing.text.DateFormatter;
+import javax.swing.text.DefaultEditorKit;
+import javax.swing.text.InternationalFormatter;
+import javax.swing.text.NumberFormatter;
+
+
+public class Test6462562
+{
+    static final String BACKSPACE = new String("backspace");
+    static final String DELETE = new String("delete");
+
+    boolean failed = false;
+
+    void test() {
+        testPercentFormat();
+        testCurrencyFormat();
+        testIntegerFormat();
+        testDateFormat();
+
+        if (failed) {
+            throw new RuntimeException("Some testcases failed, see output above");
+        }
+        System.err.println("(-;  All testcases passed  ;-)");
+    }
+
+    TestFormattedTextField create(NumberFormat format) {
+        format.setMaximumFractionDigits(0);
+        NumberFormatter fmt = new NumberFormatter(format);
+        return new TestFormattedTextField(fmt);
+    }
+
+    TestFormattedTextField create(DateFormat format) {
+        DateFormatter fmt = new DateFormatter(format);
+        return new TestFormattedTextField(fmt);
+    }
+
+    public static void main(String[] args) throws Exception {
+        SwingUtilities.invokeAndWait(new Runnable() {
+            public void run() {
+                new Test6462562().test();
+            }
+        });
+    }
+
+    class TestFormattedTextField extends JFormattedTextField
+    {
+        final Action backspace;
+        final Action delete;
+        final Action insert;
+
+        final ActionEvent dummyEvent;
+
+        public TestFormattedTextField(InternationalFormatter fmt) {
+            super(fmt);
+            fmt.setAllowsInvalid(false);
+            fmt.setOverwriteMode(true);
+
+            backspace = getActionMap().get(DefaultEditorKit.deletePrevCharAction);
+            delete = getActionMap().get(DefaultEditorKit.deleteNextCharAction);
+            insert = getActionMap().get(DefaultEditorKit.insertContentAction);
+            dummyEvent = new ActionEvent(this, 0, null);
+        }
+
+        public boolean test(int pos, int selectionLength, String todo, Object expectedResult) {
+            Object v0 = getValue();
+
+            Caret caret = getCaret();
+            caret.setDot(pos);
+            if (selectionLength > 0) {
+                caret.moveDot(pos + selectionLength);
+            }
+
+            String desc = todo;
+            if (todo == BACKSPACE) {
+                backspace.actionPerformed(dummyEvent);
+            } else if (todo == DELETE) {
+                delete.actionPerformed(dummyEvent);
+            } else {
+                desc = "insert('" + todo + "')";
+                insert.actionPerformed(new ActionEvent(this, 0, todo));
+            }
+
+            try {
+                commitEdit();
+            } catch (ParseException e) {
+                e.printStackTrace();
+                failed = true;
+                return false;
+            }
+
+            Object v1 = getValue();
+            if (! v1.equals(expectedResult)) {
+                System.err.printf("Failure: value='%s', mark=%d, dot=%d, action=%s\n",
+                        v0, pos, pos + selectionLength, desc);
+                System.err.printf("   Result: '%s', expected: '%s'\n", v1, expectedResult);
+                failed = true;
+                return false;
+            }
+            return true;
+        }
+    }
+
+    void testPercentFormat() {
+        NumberFormat format = NumberFormat.getPercentInstance(Locale.US);
+        TestFormattedTextField ftf = create(format);
+        ftf.setValue(.34);
+
+        System.err.println("Testing NumberFormat.getPercentInstance(Locale.US)");
+
+        // test inserting individual characters
+        ftf.test(0, 0, "1", .14);
+        ftf.test(2, 0, "2", 1.42);
+        ftf.test(1, 0, "0", 1.02);
+
+        // test inserting several characters at once - e.g. from clipboard
+        ftf.test(0, 0, "1024", 10.24);
+        ftf.test(3, 0, "333", 103.33);
+        ftf.test(6, 0, "77", 10333.77);
+        ftf.test(4, 0, "99", 10399.77);
+        ftf.test(6, 0, "00", 10390.07);
+
+        // test inserting strings that contain some formatting
+        ftf.test(0, 0, "2,2", 2290.07);
+        ftf.test(2, 0, "2,2", 222.27);
+        ftf.test(4, 0, "2,2", 222.22);
+        ftf.test(6, 0, "33,33", 2222233.33);
+
+        // test delete
+        ftf.test(0, 0, DELETE, 222233.33);
+        ftf.test(10, 0, DELETE, 222233.33);
+        ftf.test(5, 0, DELETE, 22223.33);
+        ftf.test(6, 0, DELETE, 2222.33);
+
+        // test backspace
+        ftf.test(0, 0, BACKSPACE, 2222.33);
+        ftf.test(7, 0, BACKSPACE, 222.23);
+        ftf.test(4, 0, BACKSPACE, 22.23);
+        ftf.test(2, 0, BACKSPACE, 2.23);
+
+        // test replacing selection
+        ftf.test(0, 1, "555", 555.23);
+        ftf.test(4, 2, "555", 5555.55);
+        ftf.test(2, 3, "1", 551.55);
+        ftf.test(3, 2, "6", 55.65);
+        ftf.test(4, 2, "12", 556.12);
+        ftf.test(3, 4, "0", 5.5);
+        ftf.test(0, 3, "111222333444555", 1112223334445.55);
+
+        // test deleting selection
+        ftf.test(0, 2, DELETE, 12223334445.55);
+        ftf.test(0, 3, BACKSPACE, 223334445.55);
+        ftf.test(12, 2, DELETE, 2233344.45);
+        ftf.test(9, 2, BACKSPACE, 22333.44);
+        ftf.test(4, 3, DELETE, 223.44);
+        ftf.test(1, 2, BACKSPACE, 23.44);
+        ftf.test(3, 3, DELETE, .23);
+        ftf.test(1, 2, BACKSPACE, .02);
+    }
+
+    void testCurrencyFormat() {
+        NumberFormat format = NumberFormat.getCurrencyInstance(Locale.US);
+        TestFormattedTextField ftf = create(format);
+        ftf.setValue(56L);
+
+        System.err.println("Testing NumberFormat.getCurrencyInstance(Locale.US)");
+
+        // test inserting individual characters
+        ftf.test(1, 0, "1", 16L);
+        ftf.test(3, 0, "2", 162L);
+        ftf.test(2, 0, "0", 102L);
+
+        // test inserting several characters at once - e.g. from clipboard
+        ftf.test(1, 0, "1024", 1024L);
+        ftf.test(4, 0, "333", 10333L);
+        ftf.test(7, 0, "77", 1033377L);
+        ftf.test(5, 0, "99", 1039977L);
+        ftf.test(7, 0, "00", 1039007L);
+
+        // test inserting strings that contain some formatting
+        ftf.test(1, 0, "2,2", 229007L);
+        ftf.test(3, 0, "2,2", 22227L);
+        ftf.test(4, 0, "2,2", 2222L);
+        ftf.test(6, 0, "33,33", 22223333L);
+
+        // test delete
+        ftf.test(1, 0, DELETE, 2223333L);
+        ftf.test(10, 0, DELETE, 2223333L);
+        ftf.test(5, 0, DELETE, 222333L);
+        ftf.test(5, 0, DELETE, 22233L);
+
+        // test backspace
+        ftf.test(1, 0, BACKSPACE, 22233L);
+        ftf.test(7, 0, BACKSPACE, 2223L);
+        ftf.test(4, 0, BACKSPACE, 223L);
+        ftf.test(2, 0, BACKSPACE, 23L);
+
+        // test replacing selection
+        ftf.test(1, 1, "555", 5553L);
+        ftf.test(4, 2, "555", 55555L);
+        ftf.test(2, 3, "1", 5155L);
+        ftf.test(3, 2, "6", 565L);
+        ftf.test(1, 3, "111222333444555", 111222333444555L);
+
+        // test deleting selection
+        ftf.test(1, 2, DELETE, 1222333444555L);
+        ftf.test(1, 3, BACKSPACE, 22333444555L);
+        ftf.test(13, 2, DELETE, 223334445L);
+        ftf.test(10, 2, BACKSPACE, 2233344L);
+        ftf.test(4, 4, DELETE, 2244L);
+        ftf.test(1, 4, BACKSPACE, 4L);
+    }
+
+    void testIntegerFormat() {
+        NumberFormat format = NumberFormat.getIntegerInstance(Locale.US);
+        TestFormattedTextField ftf = create(format);
+        ftf.setValue(56L);
+
+        System.err.println("Testing NumberFormat.getIntegerInstance(Locale.US)");
+
+        // test inserting individual characters
+        ftf.test(0, 0, "1", 16L);
+        ftf.test(2, 0, "2", 162L);
+        ftf.test(1, 0, "0", 102L);
+
+        // test inserting several characters at once - e.g. from clipboard
+        ftf.test(0, 0, "1024", 1024L);
+        ftf.test(3, 0, "333", 10333L);
+        ftf.test(6, 0, "77", 1033377L);
+        ftf.test(4, 0, "99", 1039977L);
+        ftf.test(6, 0, "00", 1039007L);
+
+        // test inserting strings that contain some formatting
+        ftf.test(0, 0, "2,2", 229007L);
+        ftf.test(2, 0, "2,2", 22227L);
+        ftf.test(3, 0, "2,2", 2222L);
+        ftf.test(5, 0, "33,33", 22223333L);
+
+        // test delete
+        ftf.test(0, 0, DELETE, 2223333L);
+        ftf.test(9, 0, DELETE, 2223333L);
+        ftf.test(4, 0, DELETE, 222333L);
+        ftf.test(4, 0, DELETE, 22233L);
+
+        // test backspace
+        ftf.test(0, 0, BACKSPACE, 22233L);
+        ftf.test(6, 0, BACKSPACE, 2223L);
+        ftf.test(2, 0, BACKSPACE, 223L);
+        ftf.test(2, 0, BACKSPACE, 23L);
+
+        // test replacing selection
+        ftf.test(0, 1, "555", 5553L);
+        ftf.test(3, 2, "555", 55555L);
+        ftf.test(1, 3, "1", 5155L);
+        ftf.test(2, 2, "6", 565L);
+        ftf.test(0, 3, "111222333444555", 111222333444555L);
+
+        // test deleting selection
+        ftf.test(0, 2, DELETE, 1222333444555L);
+        ftf.test(0, 3, BACKSPACE, 22333444555L);
+        ftf.test(12, 2, DELETE, 223334445L);
+        ftf.test(9, 2, BACKSPACE, 2233344L);
+        ftf.test(3, 4, DELETE, 2244L);
+        ftf.test(0, 4, BACKSPACE, 4L);
+    }
+
+    Date date(DateFormat format, String spec) {
+        try {
+            return format.parse(spec);
+        } catch (ParseException e) {
+            throw new Error("Error in test");
+        }
+    }
+
+    void testDateFormat() {
+        DateFormat format = new SimpleDateFormat("MM/dd/yyyy", Locale.US);
+        TestFormattedTextField ftf = create(format);
+        ftf.setValue(date(format, "12/05/2005"));
+
+        System.err.println("Testing SimpleDateFormat(\"MM/dd/yyyy\", Locale.US)");
+
+        // test inserting individual characters
+        ftf.test(0, 0, "0", date(format, "02/05/2005"));
+        ftf.test(4, 0, "4", date(format, "02/04/2005"));
+        ftf.test(6, 0, "1", date(format, "02/04/1005"));
+        ftf.test(9, 0, "9", date(format, "02/04/1009"));
+
+        // test inserting several characters at once - e.g. from clipboard
+        ftf.test(0, 0, "11", date(format, "11/04/1009"));
+        ftf.test(3, 0, "23", date(format, "11/23/1009"));
+        ftf.test(6, 0, "191", date(format, "11/23/1919"));
+
+        // test delete
+        ftf.test(0, 0, DELETE, date(format, "01/23/1919"));
+        ftf.test(3, 0, DELETE, date(format, "01/03/1919"));
+        ftf.test(10, 0, DELETE, date(format, "01/03/1919"));
+        ftf.test(1, 0, DELETE, date(format, "12/03/1918"));
+        ftf.test(4, 0, DELETE, date(format, "11/30/1918"));
+
+        // test backspace
+        ftf.test(0, 0, BACKSPACE, date(format, "11/30/1918"));
+        ftf.test(1, 0, BACKSPACE, date(format, "01/30/1918"));
+        ftf.test(4, 0, BACKSPACE, date(format, "12/31/1917"));
+        ftf.test(10, 0, BACKSPACE, date(format, "12/31/0191"));
+        ftf.test(3, 0, BACKSPACE, date(format, "01/31/0191"));
+        ftf.test(5, 0, BACKSPACE, date(format, "01/03/0191"));
+
+        // test replacing selection
+        ftf.test(0, 1, "1", date(format, "11/03/0191"));
+        ftf.test(3, 1, "2", date(format, "11/23/0191"));
+        ftf.test(6, 2, "20", date(format, "11/23/2091"));
+
+        // test deleting selection
+        ftf.test(0, 1, BACKSPACE, date(format, "01/23/2091"));
+        ftf.test(3, 1, DELETE, date(format, "01/03/2091"));
+        ftf.test(6, 2, BACKSPACE, date(format, "01/03/0091"));
+        ftf.test(8, 1, DELETE, date(format, "01/03/0001"));
+    }
+}