private void DisposeCurrentConsumer(ChannelWrapper channelWrapper)
{
if (channelWrapper?.Consumer != null)
{
ExecutionLog.Info($"Closing the consumer channel with channelNumber: {UniqueId} and queueName: {_queueName}.");
channelWrapper.Consumer.Received -= OnDataReceived;
channelWrapper.Consumer.Registered -= OnRegistered;
channelWrapper.Consumer.Unregistered -= OnUnregistered;
channelWrapper.Consumer.Shutdown -= OnShutdown;
channelWrapper.Consumer.ConsumerCancelled -= OnConsumerCancelled;
channelWrapper.Consumer = null;
}
}
/// <summary>
/// Returns a <see cref="ChannelWrapper"/> containing a channel used to communicate with the broker
/// </summary>
/// <returns>a <see cref="ChannelWrapper"/> containing a channel used to communicate with the broker</returns>
public ChannelWrapper GetChannel(int id)
{
lock (_lock)
{
if (_connection == null)
{
CreateConnection();
}
else
{
if (!_connectionStatus.IsConnected)
{
// try to reconnect
try
{
// check if the connection can be made
var connection = _connectionFactory.CreateConnection();
if (connection.IsOpen)
{
connection.Close();
RemoveChannels();
RemoveConnection();
Thread.Sleep(1000);
CreateConnection();
}
}
catch (Exception)
{
// ignored
}
}
}
if (!_connection.IsOpen)
{
throw new ConnectFailureException("Cannot create the channel because the connection is closed.", null);
}
if (_models.TryGetValue(id, out var wrapper))
{
if (wrapper != null)
{
return(wrapper);
}
}
var model = _connection.CreateModel();
//ExecutionLog.LogDebug($"Channel created with internal number: {model?.ChannelNumber}.");
wrapper = new ChannelWrapper(id, model);
if (_models.ContainsKey(id))
{
_models.Remove(id);
_models.Add(id, wrapper);
//_connection.AutoClose = true;
return(wrapper);
}
_models.Add(id, wrapper);
//_connection.AutoClose = true;
return(wrapper);
}
}
