private bool IsCityExists(City newCity) { City aCity = aCityGateway.GetCityByName(newCity.Name); if (aCity != null) { return(true); } return(false); }
public bool IsCityNameExist(string cityName) { bool isCityNameExist = false; City city = cityGateway.GetCityByName(cityName); if (city != null) { isCityNameExist = true; } return(isCityNameExist); }