public override void AddMessageReader(IMessageReader <TMessage> reader)
{
if (m_Readers == null)
{
m_Readers = new HashSet <int>();
}
else if (m_Readers.Contains(reader.GetHashCode()))
{
throw new InvalidOperationException("This reader is already reading messages.");
}
// Create a new observable sequence and hook it up to the observable stream
IObservable <EventPattern <MessageReadArgs <TMessage> > > messages = Observable.FromEventPattern <MessageReadArgs <TMessage> >(reader, "MessageRead");
// When events are fired, they will be fed into the bi-directional
// observable stream implemented using a Subject<T>
messages.Subscribe(msg => this.Write(msg.EventArgs.Message));
reader.StartReading(Name);
m_Readers.Add(reader.GetHashCode());
}
