import java.util.*;public class AddListsTest{ static long start, end; static List l; static Object foo = new Object(); public static void main(String args[]) { final int iter = 2000000; if (args[0].equals("ArrayList")) { // add start = System.currentTimeMillis(); l = new ArrayList(); for (int i = 0; i < iter; i++) l.add(foo); end = System.currentTimeMillis(); System.out.println("ArrayList time: "+(end-start)+" ms"); } else { // add start = System.currentTimeMillis(); l = new LinkedList(); for (int i = 0; i < iter; i++) l.add(foo); end = System.currentTimeMillis(); System.out.println("LinkedList time: "+(end-start)+" ms"); } }}