/// <summary>
/// Handles the group communication message.
/// </summary>
private void Handle(NsMessage <GeneralGroupCommunicationMessage> value, bool isRegistration = false)
{
// This is mainly used to handle the case should ObserverContainer
// decide to trigger handlers concurrently for a single message.
if (isRegistration)
{
// Process the registration message
_registrationMessage = value;
}
else if (_registrationMessage != null && value == _registrationMessage)
{
// This means that we've already processed the message.
// Ignore this message and discard the reference.
_registrationMessage = null;
return;
}
var gcMessage = value.Data.First();
IObserver <NsMessage <GeneralGroupCommunicationMessage> > observer;
if (!_observers.TryGetValue(NodeObserverIdentifier.FromMessage(gcMessage), out observer))
{
throw new InvalidOperationException();
}
observer.OnNext(value);
}
/// <summary>
/// Compare equality of instance fields.
/// </summary>
private bool Equals(NodeObserverIdentifier other)
{
return(_type == other.Type &&
_groupName.Equals(other.GroupName) &&
_operatorName.Equals(other.OperatorName));
}
/// <summary>
/// Registers a node associated with the Task.
/// </summary>
public void RegisterNodeObserver <T>(NodeMessageObserver <T> observer)
{
_observers.Add(NodeObserverIdentifier.FromObserver(observer), observer);
}