HTTP请求方法

 #region HTTP请求方法 ???????public string HttpPost(string Url, string postDataStr = "", string access_token = "") ???????{ ???????????//CookieContainer cookie = new CookieContainer(); ???????????HttpWebRequest request = (HttpWebRequest)WebRequest.Create(Url); ???????????if (!string.IsNullOrWhiteSpace(access_token)) ???????????{ ???????????????request.Headers.Add("Authorization", access_token); ???????????} ???????????request.Method = "POST"; ???????????request.ContentType = "application/json;charset=utf-8"; ???????????if (!string.IsNullOrWhiteSpace(postDataStr)) ???????????{ ???????????????request.ContentLength = Encoding.UTF8.GetByteCount(postDataStr); ???????????} ???????????//request.CookieContainer = cookie; ???????????Stream myRequestStream = request.GetRequestStream(); ???????????StreamWriter myStreamWriter = new StreamWriter(myRequestStream, Encoding.GetEncoding("gb2312")); ???????????//StreamWriter myStreamWriter = new StreamWriter(myRequestStream, Encoding.GetEncoding("utf-8")); ???????????if (!string.IsNullOrWhiteSpace(postDataStr)) ???????????{ ???????????????myStreamWriter.Write(postDataStr); ???????????} ???????????myStreamWriter.Close(); ???????????HttpWebResponse response = (HttpWebResponse)request.GetResponse(); ???????????//response.Cookies = cookie.GetCookies(response.ResponseUri); ???????????Stream myResponseStream = response.GetResponseStream(); ???????????StreamReader myStreamReader = new StreamReader(myResponseStream, Encoding.GetEncoding("utf-8")); ???????????string retString = myStreamReader.ReadToEnd(); ???????????myStreamReader.Close(); ???????????myResponseStream.Close(); ???????????return retString; ???????} ???????public string HttpGet(string Url, string postDataStr = "", string access_token = "") ???????{ ???????????HttpWebRequest request = (HttpWebRequest)WebRequest.Create(Url + (postDataStr == "" ? "" : "?") + postDataStr); ???????????request.Method = "GET"; ???????????request.ContentType = "text/html;charset=UTF-8"; ???????????if (!string.IsNullOrWhiteSpace(access_token)) ???????????{ ???????????????request.Headers.Add("Authorization", access_token); ???????????} ???????????HttpWebResponse response = (HttpWebResponse)request.GetResponse(); ???????????Stream myResponseStream = response.GetResponseStream(); ???????????StreamReader myStreamReader = new StreamReader(myResponseStream, Encoding.GetEncoding("utf-8")); ???????????string retString = myStreamReader.ReadToEnd(); ???????????myStreamReader.Close(); ???????????myResponseStream.Close(); ???????????return retString; ???????} ???????#endregion