Java XML Encode xmlEncodeAttr(String src)

Description

xml Encode Attr

License

Open Source License

Declaration

public static String xmlEncodeAttr(String src) 

Method Source Code

//package com.java2s;
/*/* w  w  w .  j  a  va  2s .  c  o m*/
 * ====================================================================
 * Copyright (c) 2004-2012 TMate Software Ltd.  All rights reserved.
 *
 * This software is licensed as described in the file COPYING, which
 * you should have received as part of this distribution.  The terms
 * are also available at http://svnkit.com/license.html
 * If newer versions of this license are posted there, you may use a
 * newer version instead, at your option.
 * ====================================================================
 */

public class Main {
    public static String xmlEncodeAttr(String src) {
        StringBuffer sb = new StringBuffer(src.length());
        for (int i = 0; i < src.length(); i++) {
            char ch = src.charAt(i);
            switch (ch) {
            case '&':
                if (sb == null) {
                    sb = createStringBuffer(src, i);
                }
                sb.append("&amp;");
                break;
            case '<':
                if (sb == null) {
                    sb = createStringBuffer(src, i);
                }
                sb.append("&lt;");
                break;
            case '>':
                if (sb == null) {
                    sb = createStringBuffer(src, i);
                }
                sb.append("&gt;");
                break;
            case '\'':
                if (sb == null) {
                    sb = createStringBuffer(src, i);
                }
                sb.append("&apos;");
                break;
            case '\"':
                if (sb == null) {
                    sb = createStringBuffer(src, i);
                }
                sb.append("&quot;");
                break;
            case '\r':
                if (sb == null) {
                    sb = createStringBuffer(src, i);
                }
                sb.append("&#13;");
                break;
            case '\n':
                if (sb == null) {
                    sb = createStringBuffer(src, i);
                }
                sb.append("&#10;");
                break;
            case '\t':
                if (sb == null) {
                    sb = createStringBuffer(src, i);
                }
                sb.append("&#9;");
                break;
            default:
                if (sb != null) {
                    sb.append(ch);
                }
            }
        }
        return sb != null ? sb.toString() : src;
    }

    private static StringBuffer createStringBuffer(String src, int length) {
        StringBuffer sb = new StringBuffer(src.length());
        sb.append(src.toCharArray(), 0, length);
        return sb;
    }
}

Related

1. xmlEncode(String text)
2. xmlEncode(String text)
3. xmlEncode(String text)
4. xmlEncode(String text, String invalidCharReplacement)
5. XMLEncode(String value)
6. xmlEncodeCDATA(String src)