private static SwiftMessage SelectMessageType(string Content)
{
SwiftMessage ret = null;
string[] lines = SwiftMessage.Lines(Content);
int pos = lines[0].IndexOf("{1:");
string applicationID = lines[0].Substring(pos + 3, 1);
string serviceID = lines[0].Substring(pos + 4, 2);
string logicalTerminalAddress = lines[0].Substring(pos + 6, 12);
int sessionNumber = int.Parse(lines[0].Substring(pos + 18, 4));
int sequenceNumber = int.Parse(lines[0].Substring(pos + 22, 6));
switch (serviceID)
{
case "21": // ACK/NAK
ret = new Acknowledgement(Content, applicationID, serviceID, logicalTerminalAddress, sessionNumber, sequenceNumber);
break;
case "01": // FIN/GPA
pos = lines[0].IndexOf("{2:");
if (pos == -1)
{
throw new Exception("Section 2 missing from Swift message\r\n----------\r\n{0}".Args(Content));
}
string messageType = lines[0].Substring(pos + 4, 3);
switch (messageType)
{
case "300":
ret = new MT300(Content, applicationID, serviceID, logicalTerminalAddress, sessionNumber, sequenceNumber);
break;
case "535":
ret = new MT535(Content, applicationID, serviceID, logicalTerminalAddress, sessionNumber, sequenceNumber);
break;
case "940":
ret = new MT940(Content, applicationID, serviceID, logicalTerminalAddress, sessionNumber, sequenceNumber);
break;
case "950":
ret = new MT950(Content, applicationID, serviceID, logicalTerminalAddress, sessionNumber, sequenceNumber);
break;
default:
throw new NotImplementedException("Message Type not supported.");
}
break;
default:
throw new Exception("Service type in message is not supported [{0}]".Args(serviceID));
}
ret.Parse();
return(ret);
}
public SwiftFile(string SwiftFileName)
{
filename = SwiftFileName;
ReadFile();
// Split into SwiftMessages
List <string> blocks = SplitIntoMessages();
SwiftMessage message = null;
// for each SwiftMessage
foreach (string block in blocks)
{
// now we can determine the message type so we know which to import
message = SelectMessageType(block);
if (message.Type != MessageType.ACK)
{
Messages.Add(message);
}
}
}