/// <summary>
/// Creates and configures the provider to use to connect to the data feed.
/// </summary>
/// <param name="config"></param>
/// <returns></returns>
private IListenerProvider DetermineListenerProvider(Configuration config)
{
IListenerProvider result = Listener.Provider;
var settings = config.BaseStationSettings;
switch (config.BaseStationSettings.ConnectionType)
{
case ConnectionType.COM:
var existingSerialProvider = result as ISerialListenerProvider;
if (existingSerialProvider == null || existingSerialProvider.BaudRate != settings.BaudRate || existingSerialProvider.ComPort != settings.ComPort ||
existingSerialProvider.DataBits != settings.DataBits || existingSerialProvider.Handshake != settings.Handshake ||
existingSerialProvider.Parity != settings.Parity || existingSerialProvider.ShutdownText != settings.ShutdownText ||
existingSerialProvider.StartupText != settings.StartupText || existingSerialProvider.StopBits != settings.StopBits)
{
var serialProvider = Factory.Singleton.Resolve <ISerialListenerProvider>();
serialProvider.BaudRate = settings.BaudRate;
serialProvider.ComPort = settings.ComPort;
serialProvider.DataBits = settings.DataBits;
serialProvider.Handshake = settings.Handshake;
serialProvider.Parity = settings.Parity;
serialProvider.ShutdownText = settings.ShutdownText;
serialProvider.StartupText = settings.StartupText;
serialProvider.StopBits = settings.StopBits;
result = serialProvider;
}
break;
case ConnectionType.TCP:
var existingTcpProvider = result as ITcpListenerProvider;
if (existingTcpProvider == null || existingTcpProvider.Address != settings.Address || existingTcpProvider.Port != settings.Port)
{
var tcpProvider = Factory.Singleton.Resolve <ITcpListenerProvider>();
tcpProvider.Address = settings.Address;
tcpProvider.Port = settings.Port;
result = tcpProvider;
}
break;
default:
throw new NotImplementedException();
}
return(result);
}
/// <summary>
/// See interface docs.
/// </summary>
/// <param name="provider"></param>
/// <param name="bytesExtractor"></param>
/// <param name="rawMessageTranslator"></param>
/// <param name="autoReconnect"></param>
public void ChangeSource(IListenerProvider provider, IMessageBytesExtractor bytesExtractor, IRawMessageTranslator rawMessageTranslator, bool autoReconnect)
{
lock (_SyncLock) {
bool changed = false;
if (provider != Provider || bytesExtractor != BytesExtractor || rawMessageTranslator != RawMessageTranslator)
{
if (Provider != null)
{
Disconnect();
}
if (RawMessageTranslator != null && RawMessageTranslator != rawMessageTranslator)
{
RawMessageTranslator.Dispose();
}
Provider = provider;
BytesExtractor = bytesExtractor;
RawMessageTranslator = rawMessageTranslator;
TotalMessages = 0;
TotalBadMessages = 0;
changed = true;
}
if (changed)
{
OnSourceChanged(EventArgs.Empty);
if (autoReconnect)
{
Connect(false);
}
}
}
}
/// <summary>
/// See interface docs.
/// </summary>
/// <param name="provider"></param>
/// <param name="bytesExtractor"></param>
/// <param name="rawMessageTranslator"></param>
/// <param name="autoReconnect"></param>
public void ChangeSource(IListenerProvider provider, IMessageBytesExtractor bytesExtractor, IRawMessageTranslator rawMessageTranslator, bool autoReconnect)
{
lock(_SyncLock) {
bool changed = false;
if(provider != Provider || bytesExtractor != BytesExtractor || rawMessageTranslator != RawMessageTranslator) {
if(Provider != null) Disconnect();
if(RawMessageTranslator != null && RawMessageTranslator != rawMessageTranslator) RawMessageTranslator.Dispose();
Provider = provider;
BytesExtractor = bytesExtractor;
RawMessageTranslator = rawMessageTranslator;
TotalMessages = 0;
TotalBadMessages = 0;
changed = true;
}
if(changed) {
OnSourceChanged(EventArgs.Empty);
if(autoReconnect) Connect(false);
}
}
}
