import java.util.*;
import edu.neu.ccs.demeter.dj.*;

public class Main 
{

	public static void main(String args[]) 
	{
	
		Vector employees = new Vector();
		Employee m = new Employee("test");
		employees.add(new Employee(new ParkingSticker(1000), "Emp1"));
		employees.add(new Employee(new ParkingSticker(2000), "Emp2"));
		employees.add(new Employee(new ParkingSticker(3000), "Emp3"));
		employees.add(new Employee(new ParkingSticker(4000), "Emp4"));
		employees.add(new Employee("Emp5"));
		employees.add(new Employee("Emp6"));
		
	
		University u = new University(new Employee(new ParkingSticker(1111), "Manager"),employees);
		
		ClassGraph cg = new ClassGraph();
		
		//System.out.println(cg);

		TraversalGraph tg = new TraversalGraph("from University to Employee" , cg);
		
		//System.out.println(tg);
		
		//Iterator it = employees.iterator();
		//while(it.hasNext())
		//	System.out.println(it.next());	


		tg.traverse(u, new tvisitor()
		{
			void after(Employee p)
			{
			
				System.out.println(p);

				System.out.println(getNumObj("ParkingSticker"));
				
				System.out.println(getLastObj("Employee"));
			}
		});
		
	
	}




}