java sort array descending

/**
 * @author lautturi.com 
 * Java example:Sort the array in reverse order
 */

import java.util.*;

public class Lautturi {
	public static void main(String[] args){

        Integer[] numbers = new Integer[] { 11,4,12,7,55,8,12,8,13,55,12,7 };
        // Integer[] numbers = { 11,4,12,7,55,8,12,8,13,55,12,7 };
        Arrays.sort(numbers, Collections.reverseOrder());
		
        System.out.println(Arrays.toString(numbers)); // print the sorted array
	}
}

output:

[55, 55, 13, 12, 12, 12, 11, 8, 8, 7, 7, 4]