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 Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.

  The MySQL Connector/J is licensed under the terms of the GPLv2
  <http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>, like most MySQL Connectors.
  There are special exceptions to the terms and conditions of the GPLv2 as it is applied to
  this software, see the FLOSS License Exception

  This program is free software; you can redistribute it and/or modify it under the terms
  of the GNU General Public License as published by the Free Software Foundation; version 2
  of the License.

  This program 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 for more details.

  You should have received a copy of the GNU General Public License along with this
  program; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth
  Floor, Boston, MA 02110-1301  USA

package com.mysql.jdbc;

import java.text.MessageFormat;
import java.util.Locale;
import java.util.MissingResourceException;
import java.util.ResourceBundle;

 * Support for localized messages.
 * @author Mark Matthews
 * @version $Id$
00039 public class Messages {

      private static final String BUNDLE_NAME = "com.mysql.jdbc.LocalizedErrorMessages"; //$NON-NLS-1$

      private static final ResourceBundle RESOURCE_BUNDLE;

      static {
            ResourceBundle temp = null;

            // Overly-pedantic here, some appserver and JVM combos don't deal
            // well with the no-args version, others don't deal well with
            // the three-arg version, so we need to try both :(

            try {
                  temp = ResourceBundle.getBundle(BUNDLE_NAME, Locale.getDefault(),
            } catch (Throwable t) {
                  try {
                        temp = ResourceBundle.getBundle(BUNDLE_NAME);
                  } catch (Throwable t2) {
                        RuntimeException rt = new RuntimeException(
                                    "Can't load resource bundle due to underlying exception "
                                                + t.toString());
                        throw rt;
            } finally {
                  RESOURCE_BUNDLE = temp;

       * Returns the localized message for the given message key
       * @param key
       *            the message key
       * @return The localized message for the key
00080       public static String getString(String key) {
            if (RESOURCE_BUNDLE == null) {
                  throw new RuntimeException(
                              "Localized messages from resource bundle '" + BUNDLE_NAME
                                          + "' not loaded during initialization of driver.");

            try {
                  if (key == null) {
                        throw new IllegalArgumentException(
                                    "Message key can not be null");

                  String message = RESOURCE_BUNDLE.getString(key);

                  if (message == null) {
                        message = "Missing error message for key '" + key + "'";

                  return message;
            } catch (MissingResourceException e) {
                  return '!' + key + '!';

      public static String getString(String key, Object[] args) {
            return MessageFormat.format(getString(key), args);

       * Dis-allow construction ...
00112       private Messages() {

            // XXX Auto-generated constructor stub

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