public Connection(TcpClient tc)
{
// ConnectionID = 99;
if (tc != null)
{
TcpClnt = tc;
}
else
{
//print some error to logger
throw new Exception("NullReference");
}
if (tc.Connected)
{
//Logger.Print("ctor:Connection, LocalEndPoint=" + tc.Client.LocalEndPoint.ToString());
//Logger.Print("ctor:Connection, RemoteEndPoint=" + tc.Client.RemoteEndPoint.ToString());
ValidateNStoreIPandPort(tc.Client.LocalEndPoint.ToString());
// since this constructor assumes TcpClient is delivered on call,
// it now initializes the Stream variables accordingly
// after connected , initialize strem and r\w bin.formatter or serialization objects
Stream = TcpClnt.GetStream();
BinFormatter = new BinaryFormatter();
}
}
public void ConnectToServer(IPEndPoint EP)
{
if (!TcpClnt.Connected)
{
TcpClnt.Connect(EP);
Logger.Print("INFO: ConnectToserver succeeded to " + EP.Address.ToString() + ":" + EP.Port);
// after connected , initialize strem and r\w bin.formatter or serialization objects
Stream = TcpClnt.GetStream();
BinFormatter = new BinaryFormatter();
}
else
{
// add code for:
// 1) throw error that connection is already active
// or
// 2) disconnect old connection and reconnect to new address
}
}
public void WaitForMessages()
{
try
{
while (TcpClnt.Connected)
{
if (Stream != null)
{
object obj = BinFormatter.Deserialize(Stream);
if (obj is ChatMessage && GotMessageEv != null)
{
GotMessageEv(this, new MessageEventArgs((ChatMessage)obj));
//Logger.Print("got msg: " + ((Message)obj));
}
else
{
// print warning , got strange input (not Message) on incomming stream
}
}
else
{
// print warning , incomming stream is null cant read messages
Logger.Print("Warning:incomming stream is null cant read messages");
}
}
}
catch (Exception e)
{
Logger.Print("Error: Connection fail on WaitForMessages with exp.info: " + e.Message);
//Logger.Print("INFO: stream is null="+ (Stream==null) );
//Logger.Print("INFO: GotMessage=" + (GotMessage).ToString());
TcpClnt.Close();
// throw e;
if (ConnectionClosedEv != null)
{
ConnectionClosedEv(this, new ConnectionEventArgs(this));
}
}
}
public void Close()
{
TcpClnt.Close();
}
