commons-codec-1.11.jar - Apache Commons Codec

commons-codec-1.11.jar is the JAR file for Apache Commons Codec 1.11, which provides implementations of common encoders and decoders such as Base64, Hex, Phonetic and URLs.

JAR File Size and Download Location:

JAR name: commons-codec.jar
Target JDK version: 1.8
Dependency: None
File name: commons-codec-1.11.jar
File size: 335,042 bytes
Date modified: 10/17/2017 
Download: Apache Commons Codec

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org/apache/commons/codec/language/Caverphone1.java

/*
 * 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.commons.codec.language;

/**
 * Encodes a string into a Caverphone 1.0 value.
 *
 * This is an algorithm created by the Caversham Project at the University of Otago. It implements the Caverphone 1.0
 * algorithm:
 *
 * @version $Id: Caverphone.java 1075947 2011-03-01 17:56:14Z ggregory $
 * @see <a href="http://en.wikipedia.org/wiki/Caverphone">Wikipedia - Caverphone</a>
 * @see <a href="http://caversham.otago.ac.nz/files/working/ctp060902.pdf">Caverphone 1.0 specification</a>
 * @since 1.5
 *
 * <p>This class is immutable and thread-safe.</p>
 */
public class Caverphone1 extends AbstractCaverphone {

    private static final String SIX_1 = "111111";

    /**
     * Encodes the given String into a Caverphone value.
     *
     * @param source
     *            String the source string
     * @return A caverphone code for the given String
     */
    @Override
    public String encode(final String source) {
        String txt = source;
        if (txt == null || txt.length() == 0) {
            return SIX_1;
        }

        // 1. Convert to lowercase
        txt = txt.toLowerCase(java.util.Locale.ENGLISH);

        // 2. Remove anything not A-Z
        txt = txt.replaceAll("[^a-z]", "");

        // 3. Handle various start options
        // 2 is a temporary placeholder to indicate a consonant which we are no longer interested in.
        txt = txt.replaceAll("^cough", "cou2f");
        txt = txt.replaceAll("^rough", "rou2f");
        txt = txt.replaceAll("^tough", "tou2f");
        txt = txt.replaceAll("^enough", "enou2f");
        txt = txt.replaceAll("^gn", "2n");

        // End
        txt = txt.replaceAll("mb$", "m2");

        // 4. Handle replacements
        txt = txt.replaceAll("cq", "2q");
        txt = txt.replaceAll("ci", "si");
        txt = txt.replaceAll("ce", "se");
        txt = txt.replaceAll("cy", "sy");
        txt = txt.replaceAll("tch", "2ch");
        txt = txt.replaceAll("c", "k");
        txt = txt.replaceAll("q", "k");
        txt = txt.replaceAll("x", "k");
        txt = txt.replaceAll("v", "f");
        txt = txt.replaceAll("dg", "2g");
        txt = txt.replaceAll("tio", "sio");
        txt = txt.replaceAll("tia", "sia");
        txt = txt.replaceAll("d", "t");
        txt = txt.replaceAll("ph", "fh");
        txt = txt.replaceAll("b", "p");
        txt = txt.replaceAll("sh", "s2");
        txt = txt.replaceAll("z", "s");
        txt = txt.replaceAll("^[aeiou]", "A");
        // 3 is a temporary placeholder marking a vowel
        txt = txt.replaceAll("[aeiou]", "3");
        txt = txt.replaceAll("3gh3", "3kh3");
        txt = txt.replaceAll("gh", "22");
        txt = txt.replaceAll("g", "k");
        txt = txt.replaceAll("s+", "S");
        txt = txt.replaceAll("t+", "T");
        txt = txt.replaceAll("p+", "P");
        txt = txt.replaceAll("k+", "K");
        txt = txt.replaceAll("f+", "F");
        txt = txt.replaceAll("m+", "M");
        txt = txt.replaceAll("n+", "N");
        txt = txt.replaceAll("w3", "W3");
        txt = txt.replaceAll("wy", "Wy"); // 1.0 only
        txt = txt.replaceAll("wh3", "Wh3");
        txt = txt.replaceAll("why", "Why"); // 1.0 only
        txt = txt.replaceAll("w", "2");
        txt = txt.replaceAll("^h", "A");
        txt = txt.replaceAll("h", "2");
        txt = txt.replaceAll("r3", "R3");
        txt = txt.replaceAll("ry", "Ry"); // 1.0 only
        txt = txt.replaceAll("r", "2");
        txt = txt.replaceAll("l3", "L3");
        txt = txt.replaceAll("ly", "Ly"); // 1.0 only
        txt = txt.replaceAll("l", "2");
        txt = txt.replaceAll("j", "y"); // 1.0 only
        txt = txt.replaceAll("y3", "Y3"); // 1.0 only
        txt = txt.replaceAll("y", "2"); // 1.0 only

        // 5. Handle removals
        txt = txt.replaceAll("2", "");
        txt = txt.replaceAll("3", "");

        // 6. put ten 1s on the end
        txt = txt + SIX_1;

        // 7. take the first six characters as the code
        return txt.substring(0, SIX_1.length());
    }

}

org/apache/commons/codec/language/Caverphone1.java

 

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