/// <summary>
/// Receive a message from parent BroadcastSender.
/// </summary>
/// <param name="cancellationSource">The cancellation token for the data reading operation cancellation</param>
/// <returns>The incoming message</returns>
public T Receive(CancellationTokenSource cancellationSource = null)
{
PipelineMessage <T> message;
var messageList = new List <PipelineMessage <T> >();
do
{
message = _topology.ReceiveFromParent(cancellationSource);
if (_topology.HasChildren())
{
_topology.SendToChildren(message, MessageType.Data);
}
messageList.Add(message);
}while (!message.IsLast);
return(PipelineDataConverter.FullMessage(messageList));
}
