C#HttpClient上传⽂件到服务器（multipartform-data）string reqUrl = JsonrpcHttpClient.MakeRpcUrl(typeof(Wfm_SimReport).Name, "save");
using (HttpClient client = new HttpClient(new HttpClientHandler() { UseCookies = false }))//若想⼿动设置Cookie则必须设置UseCookies = false {
string boundary = string.Format("----WebKitFormBoundary{0}",DateTime.Now.Ticks.ToString("x"));
MultipartFormDataContent content = new MultipartFormDataContent(boundary);getsavefilename
#region 设置请求参数
content.Headers.ContentType = MediaTypeHeaderValue.Parse("multipart/form-data");
content.Headers.Add("Cookie", TokenManager.Token);
content.Headers.Add("client", "true");
#endregion
if (string.IsNullOrEmpty(fullPath) && !File.Exists(fullPath))
{
return false;
}
string fileName = Path.GetFileName(fullPath);
#region Stream请求
FileStream fStream = File.Open(fullPath, FileMode.Open, FileAccess.Read);
content.Add(new StreamContent(fStream, (int)fStream.Length), "file", fileName);
#endregion
content.Add(new StringContent(JsonHelper.Serialize(entity)), "dtoStr");
var result = client.PostAsync(reqUrl, content).Result;
try
{
if (result.IsSuccessStatusCode)
{
string rslt = result.Content.ReadAsStringAsync().Result;
Debug.WriteLine(rslt);
return true;
}
}
catch (Exception ex)
{
Debug.WriteLine(string.Format("获取服务器返回结果错误：消息：{0}，堆栈：{1}",ex.Message,ex.StackTrace));
}
finally
{
//关闭⽂件流
fStream.Close();
client.Dispose();
}
}

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