/// <summary>
/// Opens a database connection with the property settings specified by the <see cref="ConnectionString" />.
/// </summary>
/// <remarks>
/// The <see cref="AseConnection" /> draws an open connection from the connection pool if one is available.
/// Otherwise, it establishes a new connection to an instance of ASE.
/// </remarks>
public override void Open()
{
if (_isDisposed)
{
throw new ObjectDisposedException(nameof(AseConnection));
}
if (State == ConnectionState.Open)
{
return; //already open
}
if (State != ConnectionState.Closed)
{
throw new InvalidOperationException("Cannot open a connection which is not closed");
}
InternalState = ConnectionState.Connecting;
var parameters = ConnectionParameters.Parse(_connectionString);
_internal = _connectionPoolManager.Reserve(_connectionString, parameters);
InternalConnectionTimeout = parameters.LoginTimeout;
InternalState = ConnectionState.Open;
}
/// <summary>
/// Opens a database connection with the property settings specified by the <see cref="ConnectionString" />.
/// </summary>
/// <remarks>
/// The <see cref="AseConnection" /> draws an open connection from the connection pool if one is available.
/// Otherwise, it establishes a new connection to an instance of ASE.
/// </remarks>
public override void Open()
{
if (_isDisposed)
{
throw new ObjectDisposedException(nameof(AseConnection));
}
if (State == ConnectionState.Open)
{
return; //already open
}
if (State != ConnectionState.Closed)
{
throw new InvalidOperationException("Cannot open a connection which is not closed");
}
InternalState = ConnectionState.Connecting;
try
{
var parameters = ConnectionParameters.Parse(_connectionString);
_internal = _connectionPoolManager.Reserve(_connectionString, parameters, _eventNotifier, UserCertificateValidationCallback);
InternalConnectionTimeout = parameters.LoginTimeout;
}
catch (Exception)
{
InternalState = ConnectionState.Closed;
throw;
}
InternalState = ConnectionState.Open;
}