public async Task <RPCResponse> SendCommandAsync(RPCRequest request, bool throwIfRPCError = true) { HttpWebRequest webRequest = (HttpWebRequest)WebRequest.Create(Address); webRequest.Credentials = Credentials; webRequest.ContentType = "application/json-rpc"; webRequest.Method = "POST"; var writer = new StringWriter(); request.WriteJSON(writer); writer.Flush(); var json = writer.ToString(); var bytes = Encoding.UTF8.GetBytes(json); #if !PORTABLE webRequest.ContentLength = bytes.Length; #endif Stream dataStream = await webRequest.GetRequestStreamAsync().ConfigureAwait(false); dataStream.Write(bytes, 0, bytes.Length); dataStream.Dispose(); RPCResponse response = null; try { WebResponse webResponse = await webRequest.GetResponseAsync().ConfigureAwait(false); response = RPCResponse.Load(webResponse.GetResponseStream()); if (throwIfRPCError) { response.ThrowIfError(); } } catch (WebException ex) { if (ex.Response == null) { throw; } response = RPCResponse.Load(ex.Response.GetResponseStream()); if (throwIfRPCError) { response.ThrowIfError(); } } return(response); }
async Task <RPCResponse> SendCommandAsyncCore(RPCRequest request, bool throwIfRPCError) { RPCResponse response = null; var batches = _BatchedRequests; if (batches != null) { TaskCompletionSource <RPCResponse> source = new TaskCompletionSource <RPCResponse>(); batches.Enqueue(Tuple.Create(request, source)); response = await source.Task.ConfigureAwait(false); } HttpWebRequest webRequest = response == null?CreateWebRequest() : null; if (response == null) { var writer = new StringWriter(); request.WriteJSON(writer); writer.Flush(); var json = writer.ToString(); var bytes = Encoding.UTF8.GetBytes(json); #if !(PORTABLE || NETCORE) webRequest.ContentLength = bytes.Length; #endif var dataStream = await webRequest.GetRequestStreamAsync().ConfigureAwait(false); await dataStream.WriteAsync(bytes, 0, bytes.Length).ConfigureAwait(false); await dataStream.FlushAsync().ConfigureAwait(false); dataStream.Dispose(); } WebResponse webResponse = null; WebResponse errorResponse = null; try { webResponse = response == null ? await webRequest.GetResponseAsync().ConfigureAwait(false) : null; response = response ?? RPCResponse.Load(await ToMemoryStreamAsync(webResponse.GetResponseStream()).ConfigureAwait(false)); if (throwIfRPCError) { response.ThrowIfError(); } } catch (WebException ex) { if (ex.Response == null || ex.Response.ContentLength == 0) { throw; } errorResponse = ex.Response; response = RPCResponse.Load(await ToMemoryStreamAsync(errorResponse.GetResponseStream()).ConfigureAwait(false)); if (throwIfRPCError) { response.ThrowIfError(); } } finally { if (errorResponse != null) { errorResponse.Dispose(); errorResponse = null; } if (webResponse != null) { webResponse.Dispose(); webResponse = null; } } return(response); }