public async Task StopAsync()
{
try
{
_cancellationTokenSource?.Cancel(false);
_cancellationTokenSource?.Dispose();
_cancellationTokenSource = null;
if (_adapter != null)
{
await _adapter.DisconnectAsync(_options.DefaultCommunicationTimeout).ConfigureAwait(false);
_adapter = null;
}
_logger.LogInformation("Client '{0}': Session stopped.", ClientId);
}
finally
{
var willMessage = _willMessage;
if (willMessage != null)
{
_willMessage = null; //clear willmessage so it is send just once
await _sessionsManager.DispatchApplicationMessageAsync(this, willMessage);
}
}
}
public async Task PublishAsync(IEnumerable <MqttApplicationMessage> applicationMessages)
{
if (applicationMessages == null)
{
throw new ArgumentNullException(nameof(applicationMessages));
}
if (_cancellationTokenSource == null)
{
throw new InvalidOperationException("The server is not started.");
}
foreach (var applicationMessage in applicationMessages)
{
await _clientSessionsManager.DispatchApplicationMessageAsync(null, applicationMessage);
}
}