/// <inheritdoc />
public override void StartDecode()
{
// TODO: This is a bit memory hungry, because all data gets read in first, but the implementation is only suited for statistical analysis now and
// not for replaying large data sets. Can be improved later.
MemoryStream ms = new MemoryStream();
foreach (var fileToRead in _filesToRead)
{
using (StreamReader sr = File.OpenText(fileToRead))
{
string? line = sr.ReadLine();
Encoding raw = new Raw8BitEncoding();
while (line != null)
{
if (line.Contains("|"))
{
var splits = line.Split(new char[]
{
'|'
}, StringSplitOptions.None);
line = splits[2]; // Raw message
}
// Pack data into memory stream, from which the parser will get it again
byte[] bytes = raw.GetBytes(line + "\r\n");
ms.Write(bytes, 0, bytes.Length);
line = sr.ReadLine();
}
}
}
ms.Position = 0;
ManualResetEvent ev = new ManualResetEvent(false);
var parser = new NmeaParser(InterfaceName, ms, null);
parser.SuppressOutdatedMessages = false; // parse all incoming messages, ignoring any timing
parser.OnNewSequence += ForwardDecoded;
parser.OnParserError += (source, s, error) =>
{
if (error == NmeaError.PortClosed)
{
ev.Set();
}
};
parser.StartDecode();
ev.WaitOne(); // Wait for end of file
parser.StopDecode();
ms.Dispose();
}
private void ConnectionWatcher()
{
while (!_terminated && _server != null)
{
try
{
var client = _server.AcceptTcpClient();
lock (_lock)
{
NmeaParser parser = new NmeaParser($"{InterfaceName}: {_activeParsers.Count}", client.GetStream(), client.GetStream());
parser.OnNewSequence += OnSentenceReceivedFromClient;
parser.OnParserError += ParserOnParserError;
parser.StartDecode();
_activeParsers.Add(parser);
}
}
catch (SocketException)
{
// Ignore (probably going to close the socket)
}
}
}