main.List (1 of 2)

import java.util.ArrayList;
import java.util.Iterator;
import java.util.ListIterator;
import java.util.TreeSet;

public class Main {
    public static void main(String[] args) {
        ArrayList<Employee> list = new ArrayList<Employee>();
        list.add(new Employee("Vasya", "Pupkin"));
        list.add(new Employee("Petya", "Pipetkin"));
        list.add(new Employee("Leonid", "Space"));

        for (Employee a:list){
            System.out.println(a);
        }

        System.out.println();

        Iterator<Employee> it = list.iterator();
        while (it.hasNext()){
            System.out.println(it.next());
        }
        ListIterator<Employee> lit= list.listIterator();

//        while (lit.hasNext()){
//            Employee elem = lit.next();
//            elem.setName("NewName");
//           // elem.setSurname("NewSurname");
//            lit.set(elem);
//        }

        System.out.println();
        lit = list.listIterator();
        while (lit.hasNext()){
            System.out.println(lit.next());
        }
        System.out.println();
        while (lit.hasPrevious()){
            System.out.println(lit.previous());
        }

        TreeSet<Employee> ts = new TreeSet<Employee>();
        it = list.iterator();
        while (it.hasNext()){
            ts.add(it.next());
        }
        System.out.println();
        it = ts.iterator();
        while (it.hasNext()){
            System.out.println(it.next());
        }
    }
}