public IMqttChannelAdapter CreateClientAdapter(IMqttClientOptions options)
{
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
switch (options.ChannelOptions)
{
case MqttClientTcpOptions tcpOptions:
{
var endpoint = new DnsEndPoint(tcpOptions.Server, tcpOptions.GetPort());
var tcpConnection = new TcpConnection(endpoint);
var writer = new SpanBasedMqttPacketWriter();
var formatter = new MqttPacketFormatterAdapter(options.ProtocolVersion, writer);
return(new MqttConnectionContext(formatter, tcpConnection));
}
default:
{
throw new NotSupportedException();
}
}
}
public async Task OnConnectedAsync(ConnectionContext connection)
{
try
{
var writer = new SpanBasedMqttPacketWriter();
var formatter = new MqttPacketFormatterAdapter(writer);
var context = new MqttConnectionContext(formatter, connection);
Context.TrySetResult(context);
await ClientHandler(context);
}
catch (Exception ex)
{
Context.TrySetException(ex);
}
}
