internal async Task<IAsyncTransport> ConnectAsync(Address address, Action<ClientWebSocketOptions> options)
{
Uri uri = new UriBuilder()
{
Scheme = address.Scheme,
Port = GetDefaultPort(address.Scheme, address.Port),
Host = address.Host,
Path = address.Path
}.Uri;
ClientWebSocket cws = new ClientWebSocket();
cws.Options.AddSubProtocol(WebSocketSubProtocol);
if (options != null)
{
options(cws.Options);
}
await cws.ConnectAsync(uri, CancellationToken.None);
if (cws.SubProtocol != WebSocketSubProtocol)
{
cws.Abort();
throw new NotSupportedException(
string.Format(
CultureInfo.InvariantCulture,
"WebSocket SubProtocol used by the host is not the same that was requested: {0}",
cws.SubProtocol ?? "<null>"));
}
this.webSocket = cws;
return this;
}
