/// <summary>
/// Initializes a new Artist object, and saves it in the persistence subsystem
/// </summary>
/// <param name="artistName">Name of artist</param>
/// <param name="dataAccessFacade">Facade to persistence subsystem</param>
/// <exception cref="System.ArgumentOutOfRangeException">Thrown when artistName is an empty string or whitespace</exception>
internal Artist(string artistName, IDataAccessFacade dataAccessFacade)
{
validateArtistName(artistName);
_artistEntity = dataAccessFacade.CreateArtist(artistName);
}
