public void StopListener()
{
if (!isListening)
{
return;
}
try
{
isListening = false;
listener.Stop();
listenerThread.Interrupt();
listenerThread.Abort();
}
catch (Exception ex) {
lock (this)
{
if (ErrorOccurred != null)
{
CPMErrorEventArgs err = new CPMErrorEventArgs();
err.Message = "Error: " + ex.Message;
ErrorOccurred(this, err);
}
}
}
}
public void StartListener()
{
if (!isListening)
{
status += "Starting TCP listener. ";
}
isListening = true;
listenerThread = new Thread(new ThreadStart(listenToPort));
try
{
listener.Start();
listenerThread.Start();
string result = OperationPerformer.Instance().Initialize(this);
status += result;
}
catch (SocketException ex)
{
if (ErrorOccurred != null)
{
CPMErrorEventArgs args = new CPMErrorEventArgs();
args.Message = ex.Message;
args.time = DateTime.Now;
ErrorOccurred(this, args);
}
status = "Error occurred when starting TCP listener: " + ex.Message;
isListening = false;
return;
}
}
private void listenToPort()
{
status += "listenToPort() was called. ";
while (isListening)
{
try
{
Socket skt = listener.AcceptSocket();
lock (sockets)
{
sockets.Add(skt);
}
new System.Threading.Thread(new System.Threading.ThreadStart(handleCommunication)).Start();
}
catch (Exception ex)
{
if (ErrorOccurred != null)
{
CPMErrorEventArgs args = new CPMErrorEventArgs();
args.Message = ex.Message;
args.time = DateTime.Now;
ErrorOccurred(this, args);
}
}
}
}
public void reportError(string error)
{
if (ErrorOccurred != null)
{
CPMErrorEventArgs err = new CPMErrorEventArgs();
err.Message = error;
ErrorOccurred(this, err);
}
}
private void handleCommunication()
{
try
{
System.Net.Sockets.Socket handlerSocket;
lock (sockets)
{
handlerSocket = (Socket)sockets[(sockets.Count - 1)]; // get the last socket that was added
sockets.RemoveAt((sockets.Count - 1));
}
System.Net.Sockets.NetworkStream networkStream = new System.Net.Sockets.NetworkStream(handlerSocket); //' get the stream from that socket
BinaryReader reader = new BinaryReader(networkStream);
int length = reader.ReadInt32();
byte[] bytesToRead = reader.ReadBytes(length);
String response = System.Text.Encoding.UTF8.GetString(bytesToRead);
//CPMPayAgentService.LoggingLayer.PayAgentLogger.Instance().logError(response);
operationresult res = performOperation(response, handlerSocket.RemoteEndPoint.ToString());
StringBuilder builder = new StringBuilder();
XmlWriter writer = XmlWriter.Create(builder);
new XmlSerializer(typeof(operationresult)).Serialize(writer, res);
//CPMPayAgentService.LoggingLayer.PayAgentLogger.Instance().logError(builder.ToString());
byte[] bytesToSend = System.Text.Encoding.UTF8.GetBytes(builder.ToString());
BinaryWriter binWriter = new BinaryWriter(networkStream);
binWriter.Write(bytesToSend.Length);
binWriter.Write(bytesToSend);
binWriter.Flush();
binWriter.Close();
handlerSocket.Close();
}
catch (Exception ex)
{
////TODO: need to send it to named pipe as well
if (ErrorOccurred != null)
{
CPMErrorEventArgs args = new CPMErrorEventArgs();
args.Message = "PerformOperation Error: " + ex.Message;
args.time = DateTime.Now;
ErrorOccurred(this, args);
}
status = "handleCommunication() error occurred: " + ex.Message;
}
status = "handleCommunication() was called. ";
}
private void OnErrorOccurred(object sender, CPMErrorEventArgs args)
{
//eventLogCPM.WriteEntry(args.Message);
CPMPayAgentService.LoggingLayer.PayAgentLogger.Instance().logError(args.Message);
}
