1 /* 2 * ==================================================================== 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * ==================================================================== 20 * 21 * This software consists of voluntary contributions made by many 22 * individuals on behalf of the Apache Software Foundation. For more 23 * information on the Apache Software Foundation, please see 24 * <http://www.apache.org/>. 25 * 26 */ 27 package org.apache.http.client.utils; 28 29 import org.apache.http.annotation.Contract; 30 import org.apache.http.annotation.ThreadingBehavior; 31 32 /** 33 * Facade that provides conversion between Unicode and Punycode domain names. 34 * It will use an appropriate implementation. 35 * 36 * @deprecated (4.4) use standard {@link java.net.IDN}. 37 * 38 * @since 4.0 39 */ 40 @Contract(threading = ThreadingBehavior.IMMUTABLE) 41 @Deprecated 42 public class Punycode { 43 private static final Idn impl; 44 static { 45 Idn _impl; 46 try { 47 _impl = new JdkIdn(); 48 } catch (final Exception e) { 49 _impl = new Rfc3492Idn(); 50 } 51 impl = _impl; 52 } 53 54 public static String toUnicode(final String punycode) { 55 return impl.toUnicode(punycode); 56 } 57 58 }