xml特殊字符处理


protected void Button1_Click(object sender, EventArgs e)
{
string strpageContent = string.Empty;
string strXML = string.Empty;

//从xml文件中读取内容
StreamReader reader = new StreamReader("D:\\SMS.xml", Encoding.GetEncoding("GB2312"));

strpageContent = reader.ReadToEnd();

//正则表达式匹配Message
string regText = @"<Message>(.*)</Message>";

//替换匹配结果
string xmlResult = Regex.Replace(strpageContent, regText, new MatchEvaluator(RefineMessage), RegexOptions.Multiline);

ArrayOfSmsReceiveEntity arrayOfSmsReceiveEntity = ObjectToXml<ArrayOfSmsReceiveEntity>.Deserialize(xmlResult);

List<SmsReceiveEntity> smsReceiveEntityList = new List<SmsReceiveEntity>();

if (arrayOfSmsReceiveEntity != null && arrayOfSmsReceiveEntity.SmsReceiveEntity.Length > 0)
{
smsReceiveEntityList.AddRange(arrayOfSmsReceiveEntity.SmsReceiveEntity);

foreach (SmsReceiveEntity smsReceiveEntity in smsReceiveEntityList)
{
string message = smsReceiveEntity.Message;

//Base64解码，还原
byte[] bytes = Convert.FromBase64String(message);

string decodeMessage = Encoding.GetEncoding("GB2312").GetString(bytes);
}
}
}

private string RefineMessage(Match match)
{
string message = match.ToString();
message = message.Replace("<Message>", "");
message = message.Replace("</Message>", "");

//对内容进行Base64编码，特殊字符转化为了Base64
message = Convert.ToBase64String(Encoding.GetEncoding("GB2312").GetBytes(message));

return string.Format("<Message>{0}</Message>", message);
}