/*
* Copyright 2005 The Apache Software Foundation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.sun.org.apache.xerces.internal.util;
import java.util.Locale;
import java.util.MissingResourceException;
import java.util.PropertyResourceBundle;
import java.util.ResourceBundle;
/**
* <p>Used to format JAXP 1.3 Datatype API error messages using a specified locale.</p>
*
* @author Neeraj Bajaj, Sun Microsystems
* @version $Id: DatatypeMessageFormatter.java,v 1.2.6.1 2005/09/05 07:48:52 neerajbj Exp $
*/
public class DatatypeMessageFormatter {
private static final String BASE_NAME = "com.sun.org.apache.xerces.internal.impl.msg.DatatypeMessages";
/**
* Formats a message with the specified arguments using the given
* locale information.
*
* @param locale The locale of the message.
* @param key The message key.
* @param arguments The message replacement text arguments. The order
* of the arguments must match that of the placeholders
* in the actual message.
*
* @return the formatted message.
*
* @throws MissingResourceException Thrown if the message with the
* specified key cannot be found.
*/
public static String formatMessage(Locale locale,
String key, Object[] arguments)
throws MissingResourceException {
ResourceBundle resourceBundle = null;
if (locale != null) {
resourceBundle =
PropertyResourceBundle.getBundle(BASE_NAME, locale);
}
else {
resourceBundle =
PropertyResourceBundle.getBundle(BASE_NAME);
}
// format message
String msg;
try {
msg = resourceBundle.getString(key);
if (arguments != null) {
try {
msg = java.text.MessageFormat.format(msg, arguments);
}
catch (Exception e) {
msg = resourceBundle.getString("FormatFailed");
msg += " " + resourceBundle.getString(key);
}
}
}
// error
catch (MissingResourceException e) {
msg = resourceBundle.getString("BadMessageKey");
throw new MissingResourceException(key, msg, key);
}
// no message
if (msg == null) {
msg = key;
if (arguments.length > 0) {
StringBuffer str = new StringBuffer(msg);
str.append('?');
for (int i = 0; i < arguments.length; i++) {
if (i > 0) {
str.append('&');
}
str.append(String.valueOf(arguments[i]));
}
}
}
return msg;
}
}