001 /*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements. See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License. You may obtain a copy of the License at
008 *
009 * http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017
018 package org.apache.commons.codec.language;
019
020 import org.apache.commons.codec.EncoderException;
021 import org.apache.commons.codec.StringEncoder;
022
023 /**
024 * Encodes a string into a Caverphone 2.0 value. Delegate to a {@link Caverphone2} instance.
025 *
026 * This is an algorithm created by the Caversham Project at the University of Otago. It implements the Caverphone 2.0
027 * algorithm:
028 *
029 * @version $Id: Caverphone.html 889935 2013-12-11 05:05:13Z ggregory $
030 * @see <a href="http://en.wikipedia.org/wiki/Caverphone">Wikipedia - Caverphone</a>
031 * @see <a href="http://caversham.otago.ac.nz/files/working/ctp150804.pdf">Caverphone 2.0 specification</a>
032 * @since 1.4
033 * @deprecated 1.5 Replaced by {@link Caverphone2}, will be removed in 2.0.
034 */
035 @Deprecated
036 public class Caverphone implements StringEncoder {
037
038 /**
039 * Delegate to a {@link Caverphone2} instance to avoid code duplication.
040 */
041 final private Caverphone2 encoder = new Caverphone2();
042
043 /**
044 * Creates an instance of the Caverphone encoder
045 */
046 public Caverphone() {
047 super();
048 }
049
050 /**
051 * Encodes the given String into a Caverphone value.
052 *
053 * @param source
054 * String the source string
055 * @return A caverphone code for the given String
056 */
057 public String caverphone(String source) {
058 return this.encoder.encode(source);
059 }
060
061 /**
062 * Encodes an Object using the caverphone algorithm. This method is provided in order to satisfy the requirements of
063 * the Encoder interface, and will throw an EncoderException if the supplied object is not of type java.lang.String.
064 *
065 * @param obj
066 * Object to encode
067 * @return An object (or type java.lang.String) containing the caverphone code which corresponds to the String
068 * supplied.
069 * @throws EncoderException
070 * if the parameter supplied is not of type java.lang.String
071 */
072 @Override
073 public Object encode(Object obj) throws EncoderException {
074 if (!(obj instanceof String)) {
075 throw new EncoderException("Parameter supplied to Caverphone encode is not of type java.lang.String");
076 }
077 return this.caverphone((String) obj);
078 }
079
080 /**
081 * Encodes a String using the Caverphone algorithm.
082 *
083 * @param str
084 * String object to encode
085 * @return The caverphone code corresponding to the String supplied
086 */
087 @Override
088 public String encode(String str) {
089 return this.caverphone(str);
090 }
091
092 /**
093 * Tests if the caverphones of two strings are identical.
094 *
095 * @param str1
096 * First of two strings to compare
097 * @param str2
098 * Second of two strings to compare
099 * @return {@code true} if the caverphones of these strings are identical, {@code false} otherwise.
100 */
101 public boolean isCaverphoneEqual(String str1, String str2) {
102 return this.caverphone(str1).equals(this.caverphone(str2));
103 }
104
105 }