private static void ConnectOrThrow(
ABB.Vtrin.cDataLoader dataloader,
string data_source,
string db_username,
string db_password)
{
// Set up a memory stream to catch exceptions
using (MemoryStream memoryStream = new MemoryStream())
{
TraceListener listener = new TextWriterTraceListener(memoryStream, "connectlistener");
Trace.Listeners.Add(listener);
// Convert password to a secure string
SecureString db_password_secure = new SecureString();
db_password.ToList().ForEach(c => db_password_secure.AppendChar(c));
// Initialize the database driver
driver = dataloader.Connect(
data_source,
db_username,
db_password_secure,
ABB.Vtrin.cDataLoader.cConnectOptions.AcceptNewServerKeys
| ABB.Vtrin.cDataLoader.cConnectOptions.AcceptServerKeyChanges,
out _);
// Unbind the connect listener
Trace.Listeners.Remove("connectlistener");
// Case: driver is null, something went wrong
// > throw an error
if (driver == null)
{
// Read stack trace from the memorystream buffer
string msg = Encoding.UTF8.GetString(memoryStream.GetBuffer());
throw new ApplicationException(msg);
}
}
}
private static void ConnectOrThrow(
ABB.Vtrin.cDataLoader dataloader,
string rtdbHost,
string rtdbUsername,
string rtdbPassword)
{
// Set up a memory stream to catch exceptions
using (System.IO.MemoryStream memoryStream = new System.IO.MemoryStream())
{
var listener = new System.Diagnostics.TextWriterTraceListener(memoryStream, "connectlistener");
System.Diagnostics.Trace.Listeners.Add(listener);
// Set connection options
dataloader.ConnectOptions =
ABB.Vtrin.cDataLoader.cConnectOptions.AcceptNewServerKeys
| ABB.Vtrin.cDataLoader.cConnectOptions.AcceptServerKeyChanges;
// Initialize the database driver
RTDBDriver = dataloader.Connect(
rtdbHost,
rtdbUsername,
rtdbPassword,
false);
// Unbind the connect listener
System.Diagnostics.Trace.Listeners.Remove("connectlistener");
// Case: driver is null, something went wrong
// > throw an error
if (RTDBDriver == null)
{
// Read stack trace from the memorystream buffer
string msg = System.Text.Encoding.UTF8.GetString(memoryStream.GetBuffer());
throw new System.ApplicationException(msg);
}
}
}
