package headfirst.templatemethod.sort;import java.util.ArrayList;import java.util.Arrays;public class DuckSortTestDrive {	public static void main(String[] args) {		Duck[] ducks = { 						new Duck("Daffy", 8), 						new Duck("Dewey", 2),						new Duck("Howard", 7),						new Duck("Louie", 2),						new Duck("Donald", 10), 						new Duck("Huey", 2)		 };		System.out.println("Before sorting:");		display(ducks);		Arrays.sort(ducks); 		System.out.println("\nAfter sorting:");		display(ducks);	}	public static void display(Duck[] ducks) {		for (int i = 0; i < ducks.length; i++) {			System.out.println(ducks[i]);		}	}}