public void Receive(ReceiveMessageEventArgs eventargs)
{
Message message = eventargs.m_message;
if (!m_server.m_replicationService.IsMaster)
{
// TODO: reply, in future: redirect question?
DebugInfo ("Got request intended for master.");
m_server.m_replicationService.SendImNotMasterMessage (message);
return;
}
// All we need from the request is the source
// uri.
DebugInfo ("Server {0} got request for sequence number from {1}", m_server.UserName, message.GetSourceUserName ());
// Create response to the requester
Message response = new Message ();
response.SetSourceUri (m_server.UserName);
response.SetDestinationUsers (message.GetSourceUserName ());
response.SetMessageType ("sequencenumber");
long nextSequenceNumber = GetSequenceNumber ();
response.PushString (nextSequenceNumber.ToString ());
// this is implictly a blocking call
m_server.m_replicationService.ReplicateSequenceNumber (nextSequenceNumber);
m_server.m_sendReceiveMiddleLayer.Send (response);
}
public object Clone()
{
Message m = new Message ();
m.SetSourceUri (this.GetSourceUri ());
m.SetSourceUserName (this.GetSourceUserName ());
m.SetMessageType (this.GetMessageType ());
m.SetDestinationUsers (this.GetDestinationUsers ());
m.m_items = this.m_items;
return m;
}
public void Send(Message m, string uri)
{
// If channel is paused, then throw exception
// so that deferred send continues after
// the client re-connects
m.SetSourceUri (GetURI ());
// get reference to remote object
PointToPointInterface p2p_send;
if (m_dummy == null)
{
DebugLogic ("Sending to {0}", uri);
p2p_send = (PointToPointInterface) Activator.GetObject (typeof (PointToPointInterface), uri);
}
else
{
p2p_send = m_dummy;
}
// ohoy!
if (p2p_send == null)
{
DebugLogic ("Crash! Cannot find recipient: {0}", uri);
}
else
{
AsyncCallback cb = new AsyncCallback(MyCallBack);
RemoteAsyncDelegate d = new RemoteAsyncDelegate (p2p_send.Deliver);
d.BeginInvoke(m, cb, null);
e.WaitOne ();
}
}