static void Main(string[] args)
{
ConcreteAggregate a = new ConcreteAggregate();
a[0] = "Item A";
a[1] = "Item B";
a[2] = "Item C";
a[3] = "Item D";
// Create Iterator and provide aggregate
AbstractIterator i = a.CreateIterator();
Console.WriteLine("Iterating over collection:");
object item = i.First();
while (item != null)
{
Console.WriteLine(item);
item = i.Next();
}
// Wait for user
Console.ReadKey();
}
private static void PrintStudents(AbstractIterator iter)
{
for (iter.First(); !iter.IsDone(); iter.MoveNext())
{
iter.GetCurrent().DisplayStudent();
}
}
public override void Display()
{
Console.WriteLine(_name + " " + _section);
AbstractIterator iter = CreateIterator();
for (iter.First(); !iter.IsDone(); iter.MoveNext())
{
iter.GetCurrent().Display();
}
}
