HttpClient的post提交
- 开发笔记
- 2024/1/25 17:00:42
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简介
/// <summary> /// 普通的post提交 /// </summary> /// <param name="_url"></param> /// <param name="postData"></param> /// <returns></returns> public static string HttpPost(string _url, string postData) { using (HttpClient httpClient = new HttpClient()) { HttpContent httpContent = new StringContent(postData); httpContent.Headers.ContentType = new System.Net.Http.Headers.MediaTypeHeaderValue("application/json"); HttpResponseMessage response = httpClient.PostAsync(_url, httpContent).Result; if (response.IsSuccessStatusCode) { var data = response.Content.ReadAsStringAsync().Result; return data; } return ""; } } /// <summary> /// 墨斗文件上传 /// </summary> /// <param name="_url"></param> /// <param name="appId"></param> /// <param name="token"></param> /// <param name="fileParams"></param> /// <returns></returns> public static string HttpPostForm(string _url, string appId, string token, ModoFileItem fileParams) { try { using (HttpClient httpClient = new HttpClient()) { string boundary = string.Format("--{0}", DateTime.Now.Ticks.ToString("x")); MultipartFormDataContent postContent = new MultipartFormDataContent(); postContent.Headers.Add("ContentType", $"multipart/form-data;charset=utf-8;boundary={boundary}"); postContent.Headers.Add("appId", appId); postContent.Headers.Add("token", token); //文件参数 HttpContent content = new StreamContent(fileParams.file, (int)fileParams.file.Length); ContentDispositionHeaderValue contentDisposition = new ContentDispositionHeaderValue("form-data"); contentDisposition.Name = "file"; contentDisposition.FileName = fileParams.fileMd5; content.Headers.ContentDisposition = contentDisposition; content.Headers.ContentType = new MediaTypeHeaderValue("application/octet-stream"); postContent.Add(content); HttpResponseMessage response = httpClient.PostAsync(_url, postContent).Result; if (response.IsSuccessStatusCode) { var data = response.Content.ReadAsStringAsync().Result; return data; } return ""; } } catch (Exception ex) { return ""; } finally { fileParams.file.Close(); } }
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