/// <summary>
/// Invoked by the SsmInterface when the ECU identifier has been received
/// </summary>
private void GetEcuIdentifierCallback(IAsyncResult asyncResult)
{
Trace.WriteLine("SsmBasicLogger.GetEcuIdentifierCallback");
ConnectAsyncResult internalState = (ConnectAsyncResult)asyncResult.AsyncState;
try
{
this.ecu.EndGetEcuIdentifier(asyncResult);
Trace.WriteLine("SsmBasicLogger.GetEcuIdentifierCallback: creating database");
// TODO: remove ParameterDatabase from SsmBasicLogger, pass ParameterSource to GetEcuIdentifier callback
internalState.ParameterSource = SsmParameterSource.GetInstance(
configurationDirectory,
this.ecu.EcuIdentifier,
this.ecu.CompatibilityMap);
}
catch (UnauthorizedAccessException ex)
{
internalState.Exception = ex;
}
catch (IOException ex)
{
internalState.Exception = ex;
}
catch (System.Security.SecurityException ex)
{
internalState.Exception = ex;
}
internalState.Completed();
}
/// <summary>
/// Begins an asyncrhonous operation to connect to the ECU, get the
/// ECU ID, and load the supported parameters from the database.
/// </summary>
public IAsyncResult BeginConnect(AsyncCallback callback, object asyncState)
{
Trace.WriteLine("SsmBasicLogger.BeginConnect");
ConnectAsyncResult asyncResult = new ConnectAsyncResult(callback, asyncState);
this.ecu.BeginGetEcuIdentifier(GetEcuIdentifierCallback, asyncResult);
return(asyncResult);
}
public ParameterSource EndConnect(IAsyncResult asyncResult)
{
Trace.WriteLine("SsmBasicLogger.EndConnect");
ConnectAsyncResult internalState = (ConnectAsyncResult)asyncResult;
if (internalState.Exception != null)
{
throw internalState.Exception;
}
return(internalState.ParameterSource);
}