| /* |
| * 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. |
| */ |
| |
| /* $Id$ */ |
| |
| package org.apache.fop.util; |
| |
| import java.util.Locale; |
| |
| /** |
| * Provides utility methods for manipulating language tags compliant with the |
| * RFC 3066 specification available at http://www.ietf.org/rfc/rfc3066.txt. A |
| * typical language tag is a 2-letter language code sometimes followed by a country |
| * code. For example: en, en-US. |
| */ |
| public final class LanguageTags { |
| |
| private LanguageTags() { |
| } |
| |
| /** |
| * Converts the given locale to an RFC 3066 compliant language tag. |
| * |
| * @param locale a locale |
| * @return the corresponding language tag |
| */ |
| public static String toLanguageTag(Locale locale) { |
| StringBuffer sb = new StringBuffer(5); |
| sb.append(locale.getLanguage()); |
| String country = locale.getCountry(); |
| if (country.length() > 0) { |
| sb.append('-'); |
| sb.append(country); |
| } |
| return sb.toString(); |
| } |
| |
| /** |
| * Converts an RFC 3066 compliant language tag to a locale. |
| * |
| * @param languageTag language tag to convert |
| * @return the corresponding locale |
| */ |
| public static Locale toLocale(String languageTag) { |
| String[] parts = languageTag.split("-"); |
| if (parts.length == 1) { |
| return new Locale(parts[0]); |
| } else { |
| return new Locale(parts[0], parts[1]); |
| } |
| } |
| } |