org.apache.xerces.jaxp.validation.JAXPValidationMessageFormatter Maven / Gradle / Ivy
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.xerces.jaxp.validation;
import java.util.Locale;
import java.util.MissingResourceException;
import java.util.ResourceBundle;
/**
* Used to format JAXP Validation API error messages using a specified locale.
*
* @author Michael Glavassevich, IBM
* @version $Id: JAXPValidationMessageFormatter.java 813089 2009-09-09 19:40:36Z mrglavas $
*/
final class JAXPValidationMessageFormatter {
/**
* 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 {
if (locale == null) {
locale = Locale.getDefault();
}
final ResourceBundle resourceBundle =
ResourceBundle.getBundle("org.apache.xerces.impl.msg.JAXPValidationMessages", locale);
// 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;
}
}