public void Save()
{
if (Fullname == null)
{
throw new InvalidOperationException("Unable to save albm with no name");
}
AlbumStorage.WriteAlbum(Album, Fullname);
}
public void Save(string name, bool overwrite)
{
if (name == null)
{
throw new ArgumentNullException("name");
}
if (name != Fullname && AlbumExits(name) && !overwrite)
{
throw new ArgumentException("An album with this name exits");
}
AlbumStorage.WriteAlbum(Album, name);
Fullname = name;
}