protected override void StartEngine(Key key)
{
if (!IsKeyApproved(key))
{
throw new SecurityException("Invalid key");
}
}
public void Start(Key key)
{
CheckSeat();
CheckMirrors();
if (BeforeStartEngine != null)
{
BeforeStartEngine(this, new EventArgs());
}
StartEngine(key);
}
protected override void StartEngine(Key key)
{
Debug.WriteLine("Hand cranking car to start");
}
protected abstract void StartEngine(Key key);
protected bool IsKeyApproved(Key key)
{
return key.KeySignature == keySignature;
}