public Magazine(int id, string magazineCollection, int editionNumber, DateTime releaseYear, StorageBox boxStored)
{
if (!isValidStorageBox(boxStored))
{
throw new ArgumentException("Friend property cannot be set instantiated as a null value.");
}
if (!IsValidDateTime(releaseYear))
{
throw new ArgumentException("ReleaseYear property cannot be set as a date from the future.");
}
this.id = id;
this.magazineCollection = magazineCollection;
this.editionNumber = editionNumber;
this.releaseYear = releaseYear;
this.boxStored = boxStored;
}
private bool isValidStorageBox(StorageBox box)
{
return(box != null);
}