private void ReceiveCallBack(IAsyncResult ar)
{
Settings settings = ar.AsyncState as Settings;
TransactionProtocol transaction = ar.AsyncState as TransactionProtocol;
try
{
SocketError response;
int buffsize = _socket.EndReceive(ar, out response);
if (response == SocketError.Success)
{
byte[] payloadbytes = new byte[buffsize];
Array.Copy(settings.Buffer, payloadbytes, payloadbytes.Length);
PayloadHandler.Handle(payloadbytes, settings);
}
}
catch (Exception e)
{
Console.WriteLine($"Can't receive data from Queue Server {e.Message}");
}
finally
{
try
{
settings.Socket.BeginReceive(settings.Buffer, 0, settings.Buffer.Length, SocketFlags.None, ReceiveCallBack, transaction);
}
catch (Exception e)
{
Console.WriteLine($"{e.Message}");
settings.Socket.Close();
}
}
}
private void ReceiveCallback(IAsyncResult asyncResult)
{
ConnectionInfo connectionInfo = asyncResult.AsyncState as ConnectionInfo;
try
{
SocketError response;
int buffSize = socket.EndReceive(asyncResult, out response);
if (response == SocketError.Success)
{
byte[] payloadBytes = new byte[buffSize];
Array.Copy(connectionInfo.Data, payloadBytes, payloadBytes.Length);
PayloadHandler.Handle(payloadBytes);
}
}
catch (Exception e)
{
MessageBox.Show($"Could not receive the data from the Broker ! {e.Message}", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
finally
{
try
{
connectionInfo.Socket.BeginReceive(connectionInfo.Data, 0, connectionInfo.Data.Length, SocketFlags.None, ReceiveCallback, connectionInfo);
}
catch (Exception e)
{
//MessageBox.Show($"Error: {e.Message}", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
connectionInfo.Socket.Close();
}
}
}