Java String Pluralize pluralize(String word)

Description

pluralize

License

Open Source License

Return

the plural of word. This is done by applying a few rules. These cover most (but not all) cases: 1. If the word ends in s, ss, x, o, or ch, append es 2. If the word ends in a consonant followed by y, drop the y and add ies 3. Append an s and call it a day. The ultimate references is at http://en.wikipedia.org/wiki/English_plural

Declaration

public static String pluralize(String word)

Method Source Code

//package com.java2s;
/*/*  w  ww .  j  a va2  s. c  om*/
 * RHQ Management Platform
 * Copyright (C) 2005-2008 Red Hat, Inc.
 * All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License, version 2, as
 * published by the Free Software Foundation, and/or the GNU Lesser
 * General Public License, version 2.1, also as published by the Free
 * Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License and the GNU Lesser General Public License
 * for more details.
 *
 * You should have received a copy of the GNU General Public License
 * and the GNU Lesser General Public License along with this program;
 * if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 */

public class Main {
    /**
     * @return the plural of word. This is done by applying a few rules. These cover most (but not all) cases: 1. If the
     *         word ends in s, ss, x, o, or ch, append es 2. If the word ends in a consonant followed by y, drop the y
     *         and add ies 3. Append an s and call it a day. The ultimate references is at
     *         http://en.wikipedia.org/wiki/English_plural
     */
    public static String pluralize(String word) {
        if (word.endsWith("s") || word.endsWith("x") || word.endsWith("o") || word.endsWith("ch")) {
            return word + "es";
        }

        if (word.endsWith("y")) {
            // Odd case to avoid StringIndexOutOfBounds later
            if (word.length() == 1) {
                return word;
            }

            // Check next-to-last letter
            char next2last = word.charAt(word.length() - 2);
            if ((next2last != 'a') && (next2last != 'e') && (next2last != 'i') && (next2last != 'o')
                    && (next2last != 'u') && (next2last != 'y')) {
                return word.substring(0, word.length() - 1) + "ies";
            }
        }

        return word + "s";
    }
}