package collection;

import java.util.ArrayList;

import java.util.List;

public class UserArrayList {

public static void main(String[] args) {

List<User> userList = new ArrayList<User>(); // or LinkedList

userList.add(new User(1, "User1"));

userList.add(new User(2, "User2"));

userList.add(new User(3, "User3"));

userList.add(new User(4, "User4"));

userList.add(new User(5, "User5"));

System.out.println("User at index 2: " + userList.get(2) + "\n");

userList.add(2, new User(10, "New USER"));

for (User user : userList) {

System.out.println(user);

}

}

}