async Task <HttpURLConnection> SetupRequestInternal(HttpRequestMessage request, URLConnection conn)
{
if (conn == null)
{
throw new ArgumentNullException(nameof(conn));
}
var httpConnection = conn.JavaCast <HttpURLConnection> ();
if (httpConnection == null)
{
throw new InvalidOperationException($"Unsupported URL scheme {conn.URL.Protocol}");
}
httpConnection.RequestMethod = request.Method.ToString();
// SSL context must be set up as soon as possible, before adding any content or
// headers. Otherwise Java won't use the socket factory
SetupSSL(httpConnection as HttpsURLConnection);
if (request.Content != null)
{
AddHeaders(httpConnection, request.Content.Headers);
}
AddHeaders(httpConnection, request.Headers);
List <string> accept_encoding = null;
decompress_here = false;
if ((AutomaticDecompression & DecompressionMethods.GZip) != 0)
{
AppendEncoding(GZIP_ENCODING, ref accept_encoding);
decompress_here = true;
}
if ((AutomaticDecompression & DecompressionMethods.Deflate) != 0)
{
AppendEncoding(DEFLATE_ENCODING, ref accept_encoding);
decompress_here = true;
}
if (AutomaticDecompression == DecompressionMethods.None)
{
accept_encoding?.Clear();
AppendEncoding(IDENTITY_ENCODING, ref accept_encoding); // Turns off compression for the Java client
}
if (accept_encoding?.Count > 0)
{
httpConnection.SetRequestProperty("Accept-Encoding", String.Join(",", accept_encoding));
}
if (UseCookies && CookieContainer != null)
{
string cookieHeaderValue = CookieContainer.GetCookieHeader(request.RequestUri);
if (!String.IsNullOrEmpty(cookieHeaderValue))
{
httpConnection.SetRequestProperty("Cookie", cookieHeaderValue);
}
}
HandlePreAuthentication(httpConnection);
await SetupRequest(request, httpConnection).ConfigureAwait(continueOnCapturedContext: false);;
SetupRequestBody(httpConnection, request);
return(httpConnection);
}
