Java String Quote quote(String string)

Description

Escapes the special characters {}$&#_^~\".

License

Open Source License

Declaration

public static String quote(String string) 

Method Source Code

//package com.java2s;
/*//from  w ww.  jav  a 2s  .co  m
 * The MIT License (MIT)
 * 
 * Copyright (c) 2010 Technische Universitaet Berlin
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

public class Main {
    /**
     * Whether double quotes (<code>"</code>) should be quoted by {@link #quote} as well or
     * not.
     */

    protected static boolean quoteDoubleQuotes = false;

    /**
     * Escapes the special characters <code>{}$&#_^~\"</code>.
     */

    public static String quote(String string) {
        char[] chars = string.toCharArray();
        StringBuffer buffer = new StringBuffer();
        for (int i = 0; i < chars.length; i++) {
            char c = chars[i];
            switch (c) {
            case '{':
                ;
            case '}':
                ;
            case '$':
                ;
            case '&':
                ;
            case '#':
                ;
            case '_':
                ;
            case '%':
                buffer.append('\\').append(c);
                break;
            case '\\':
                buffer.append("\\ensuremath{\\backslash}");
                break;
            case '^':
                buffer.append("\\symbol{94}");
                break;
            case '~':
                buffer.append("\\symbol{126}");
                break;
            case '"':
                if (quoteDoubleQuotes) {
                    buffer.append("\\symbol{125}");
                    break;
                }
            default:
                buffer.append(c);
            }
        }
        return buffer.toString();
    }
}

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