Java String Quote quoted(String i, char q)

Description

Surround a string in quotes.

License

Open Source License

Parameter

Parameter	Description
i	the string to quote
q	The quote character to use

Return

the quoted string

Declaration

public static String quoted(String i, char q) 

Method Source Code

//package com.java2s;
/*//w  w  w  .  java 2  s  .  c o  m
 * $Source$
 * $Revision$
 *
 * Copyright (C) 2000 William Chesters
 *
 * Part of Melati (http://melati.org), a framework for the rapid
 * development of clean, maintainable web applications.
 *
 * Melati is free software; Permission is granted to copy, distribute
 * and/or modify this software under the terms either:
 *
 * a) the GNU General Public License as published by the Free Software
 *    Foundation; either version 2 of the License, or (at your option)
 *    any later version,
 *
 *    or
 *
 * b) any version of the Melati Software License, as published
 *    at http://melati.org
 *
 * You should have received a copy of the GNU General Public License and
 * the Melati Software License along with this program;
 * if not, write to the Free Software Foundation, Inc.,
 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA to obtain the
 * GNU General Public License and visit http://melati.org to obtain the
 * Melati Software License.
 *
 * Feel free to contact the Developers of Melati (http://melati.org),
 * if you would like to work out a different arrangement than the options
 * outlined here.  It is our intention to allow Melati to be used by as
 * wide an audience as possible.
 *
 * 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 for more details.
 *
 * Contact details for copyright holder:
 *
 *     William Chesters <williamc At paneris.org>
 *     http://paneris.org/~williamc
 *     Obrechtstraat 114, 2517VX Den Haag, The Netherlands
 */

public class Main {
    /**
     * Surround a string in quotes.
     *
     * @param i the string to quote
     * @param q The quote character to use
     * @return the quoted string
     */
    public static String quoted(String i, char q) {
        StringBuffer b = new StringBuffer();
        appendQuoted(b, i, q);
        return b.toString();
    }

    /**
     * Append a String to a StringBuffer, first quoting it with a quote
     * character and escaping any occurances of the quote char in the String.
     *
     * @param b the buffer to append to
     * @param s the String to append
     * @param q the quote character
     */
    public static void appendQuoted(StringBuffer b, String s, char q) {
        b.append(q);
        appendEscaped(b, s, q);
        b.append(q);
    }

    /**
     * Append a String to a StringBuffer, and escaping any occurances
     * of the char in the String.
     *
     * @param b the buffer to append to
     * @param s the String to append
     * @param e the character to escape
     */
    public static void appendEscaped(StringBuffer b, String s, char e) {
        int l = s.length();
        for (int i = 0; i < l; ++i) {
            char c = s.charAt(i);
            if (c == '\\' || c == e) {
                // damn, found one; catch up to here ...

                for (int j = 0; j < i; ++j)
                    b.append(s.charAt(j));
                b.append('\\');
                b.append(c);

                // ... and continue

                for (++i; i < l; ++i) {
                    c = s.charAt(i);
                    if (c == '\\' || c == e)
                        b.append('\\');
                    b.append(c);
                }

                return;
            }
        }

        b.append(s);
    }
}

Related

1. quoteCSV(Object val)
2. quoteCSVValue(String value, String sep)
3. quoted(CharSequence s)
4. quoted(CharSequence s)
5. quoted(final String str)
6. quoted(String path)
7. quoteD(String s)
8. quoted(String s)
9. quoted(String str)