暂时

 /**
     * 使HTML的标签失去作用
     * 
     * @param input
     *            被操作的字符串
     * @return String
     */
    public static final String escapeHTMLTag(String input) {
        if (input == null) {
            input = "";
            return input;
        }
        input = input.trim().replaceAll("&", "&");
        input = input.trim().replaceAll("<", "<");
        input = input.trim().replaceAll(">", ">");
        input = input.trim().replaceAll("\t", "    ");
        input = input.trim().replaceAll("\r\n", "\n");
        input = input.trim().replaceAll("\n", "<br>");
        input = input.trim().replaceAll("  ", "  ");
        input = input.trim().replaceAll("'", "'");
        input = input.trim().replaceAll("\\\\", "\");
        return input;
    }