Duality.Log.FormatMessage C# (CSharp) Method

        private string FormatMessage(string format, object[] obj)
        {
            if (obj == null || obj.Length == 0) return format;
            string msg;
            try
            {
                msg = string.Format(System.Globalization.CultureInfo.InvariantCulture, format, obj);
            }
            catch (Exception e)
            {
                // Don't allow log message formatting to throw unhandled exceptions,
                // because they would result in another log - and probably more exceptions.

                // Instead, embed format, arguments and the exception in the resulting
                // log message, so the user can retrieve all necessary information for
                // fixing his log call.
                msg = format + Environment.NewLine;
                if (obj != null)
                {
                    try
                    {
                        msg += obj.ToString(", ") + Environment.NewLine;
                    }
                    catch (Exception)
                    {
                        msg += "(Error in ToString call)" + Environment.NewLine;
                    }
                }
                msg += Log.Exception(e);
            }
            return msg;
        }