public static void Main(string[] args) { if (args.Length == 0) { DisplayUsage(); return; } if (args[0] == "/?" || args[0] == "--help") { DisplayUsage(); return; } ExcelMapper.Configuration.ExcelMapper.SetUp(); IEngine buildDtoFromExcelEngine = new Engine(new FileParser(new FileSystemService()), ServiceLocator.Current.GetInstance<IExcelToDTOMapper>()); Console.WriteLine(buildDtoFromExcelEngine.Run(args)); }