static void Main(string[] args)
{
Data store = new Data();
store.Number = 9;
{
// Write and read based on number
NumberMemento mem1 = new NumberMemento(store);
BinaryFormatter bf1 = new BinaryFormatter();
FileStream fs = new FileStream("numstore.dat", FileMode.Create);
bf1.Serialize(fs, mem1);
fs.Close();
// clear data and deserialize
store.Number = 0;
fs = new FileStream("numstore.dat", FileMode.Open);
mem1 = bf1.Deserialize(fs) as NumberMemento;
fs.Close();
store.FromNumberStore(mem1);
// check store.Number == 9
}
{
// Write and read based on square
SquareMemento mem2 = new SquareMemento(store);
BinaryFormatter bf2 = new BinaryFormatter();
FileStream fs = new FileStream("sqrstore.dat", FileMode.Create);
bf2.Serialize(fs, mem2);
fs.Close();
// clear data and deserialize
store.Number = 0;
fs = new FileStream("sqrstore.dat", FileMode.Open);
mem2 = bf2.Deserialize(fs) as SquareMemento;
fs.Close();
store.FromSqureStore(mem2);
// check store.Number == 9
}
}
public void FromNumberStore(NumberMemento mem)
{
this.Number = mem.Number;
}
