//
// MultiSubnetFailover
//
/// <summary>
/// used to block two scenarios if MultiSubnetFailover is true:
/// * server-provided failover partner - raising SqlException in this case
/// * connection string with failover partner and MultiSubnetFailover=true - raising argument one in this case with the
/// same message
/// </summary>
internal static Exception MultiSubnetFailoverWithFailoverPartner(bool serverProvidedFailoverPartner, SqlInternalConnectionTds internalConnection)
{
var msg = Strings.SQLMSF_FailoverPartnerNotSupported;
if (serverProvidedFailoverPartner)
{
// Replacing InvalidOperation with SQL exception
var errors = new SqlErrorCollection();
errors.Add(new SqlInfoAndError {
Class = TdsEnums.FATAL_ERROR_CLASS, Message = msg
});
var exc = SqlException.CreateException(errors, null);
exc._doNotReconnect = true; // disable open retry logic on this error
return(exc);
}
return(ADP.Argument(msg));
}
internal static SqlException CreateException(SqlErrorCollection errorCollection, string serverVersion, Guid conId, Exception innerException = null)
{
Debug.Assert(null != errorCollection && errorCollection.Count > 0, "no errorCollection?");
var message = new StringBuilder();
for (var i = 0; i < errorCollection.Count; i++)
{
if (i > 0)
{
message.Append(Environment.NewLine);
}
message.Append(errorCollection[i].Message);
}
var exception = new SqlException(message.ToString(), errorCollection, innerException, conId);
return(exception);
}
internal static SqlException CreateException(SqlErrorCollection errorCollection, string serverVersion) => CreateException(errorCollection, serverVersion, Guid.Empty);
private SqlException(string message, SqlErrorCollection errorCollection, Exception?innerException, Guid conId) : base(message, innerException)
{
HResult = SqlExceptionHResult;
_errors = errorCollection;
ClientConnectionId = conId;
}
