org.glassfish.persistence.common.I18NHelper Maven / Gradle / Ivy
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
* or packager/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at packager/legal/LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package org.glassfish.persistence.common;
import java.util.*;
import java.text.MessageFormat;
public class I18NHelper {
private static final String bundleSuffix = ".Bundle"; // NOI18N
private static Hashtable bundles = new Hashtable();
private static Locale locale = Locale.getDefault();
/**
* Constructor
*/
public I18NHelper() {
}
/**
* Load ResourceBundle by bundle name
*/
public static ResourceBundle loadBundle(String bundleName) {
return loadBundle(bundleName, I18NHelper.class.getClassLoader());
}
/**
* Load ResourceBundle by bundle name and class loader
*/
public static ResourceBundle loadBundle(String bundleName, ClassLoader loader) {
ResourceBundle messages = (ResourceBundle)bundles.get(bundleName);
if (messages == null) //not found as loaded - add
{
messages = ResourceBundle.getBundle(bundleName, locale, loader);
bundles.put(bundleName, messages);
}
return messages;
}
/**
* Load ResourceBundle by class object - figure out the bundle name
* for the class object's package and use the class' class loader.
*/
public static ResourceBundle loadBundle(Class classObject) {
return loadBundle(
getPackageName(classObject.getName()) + bundleSuffix,
classObject.getClassLoader());
}
/**
* Returns message as String
*/
final public static String getMessage(ResourceBundle messages, String messageKey)
{
return messages.getString(messageKey);
}
/**
* Formats message by adding Array of arguments
*/
final public static String getMessage(ResourceBundle messages, String messageKey, Object msgArgs[])
{
for (int i=0; i