/// <summary> /// Post请求返回实体 /// </summary> /// <param name="url">请求地址</param> /// <param name="postData">请求数据</param> /// <returns>实体</returns> public static T PostResponse <T>(string url, object obj) { HttpClient httpClient = new HttpClient(new HttpClientHandler() { AutomaticDecompression = DecompressionMethods.GZip }); HttpResponseMessage response = null; try { //using (HttpClient httpClient = new HttpClient()) //{ httpClient.MaxResponseContentBufferSize = 256000; httpClient.DefaultRequestHeaders.Add("user-agent", "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/36.0.1985.143 Safari/537.36"); httpClient.CancelPendingRequests(); httpClient.DefaultRequestHeaders.Clear(); string postData = JsonConvertTool.SerializeObject(obj); HttpContent httpContent = new StringContent(postData); httpContent.Headers.ContentType = new MediaTypeHeaderValue("application/json"); T result = default(T); Task <HttpResponseMessage> taskResponse = httpClient.PostAsync(url, httpContent); taskResponse.Wait(); response = taskResponse.Result; //using (HttpResponseMessage response = taskResponse.Result) //{ //HttpResponseMessage response = httpClient.PostAsync(url, httpContent).Result; if (response.IsSuccessStatusCode) { //Task<string> t = response.Content.ReadAsStringAsync(); //t.Wait(); //string s = t.Result; Task <System.IO.Stream> taskStream = response.Content.ReadAsStreamAsync(); taskStream.Wait(); System.IO.Stream dataStream = taskStream.Result; System.IO.StreamReader reader = new System.IO.StreamReader(dataStream); string s = reader.ReadToEnd(); result = JsonConvertTool.DeserializeObject <T>(s); } //} return(result); //} } catch (Exception ex) { LogHelper.ErrorFormat("url:{0},Obj:{1}", url, JsonConvertTool.SerializeObject(obj)); return(default(T)); } finally { if (response != null) { response.Dispose(); } if (httpClient != null) { httpClient.Dispose(); } } }