C#模擬HTTP請求並發送二進制
阿新 • • 發佈:2017-11-17
keep lose type response ica con new urn for
public static String Submit(String methodName) { string postData = "this is post data";//請求的數據,後面轉換成二進制請求 HttpWebRequest request = (HttpWebRequest)WebRequest.Create(new Uri(URL)); request.Method = "POST"; request.ContentType = "application/x-www-form-urlencoded"; request.Timeout = 60000;//一分鐘 request.ReadWriteTimeout = 60000;//一分鐘 request.KeepAlive = false; byte[] datas = Encoding.UTF8.GetBytes(postData); request.ContentLength = datas.Length; Stream requestStream = request.GetRequestStream(); requestStream.Write(datas, 0, datas.Length); requestStream.Close(); HttpWebResponse response= null; string responseDatas = string.Empty; try { //多線程中調用 HttpWebRequest 時,需要設置 ServicePointManager.DefaultConnectionLimit 數(默認連接數是 2)。 //當多線程請求時,同時的連接數超過Limit時,GetResponse會拋出 Timeout WebException。 ServicePointManager.DefaultConnectionLimit = 100; response = (HttpWebResponse)request.GetResponse(); Stream streamResponse= response.GetResponseStream(); if (streamResponse != null) { using (StreamReader sr = new StreamReader(streamResponse)) { responseDatas = sr.ReadToEnd(); } } else { responseDatas = "{\"Code\":-1,\"Data\":\"[]\"}"; } } finally { if (response != null) { try { response.Close(); } catch { request.Abort(); } } } return responseDatas; }
C#模擬HTTP請求並發送二進制