package general;

import java.util.Random;

import common.ArrayUtils;

public class Shuffle {
	public static void shuffle(int[] array) {
		if (array == null) {
			return;
		}

		Random rand = new Random();
		for (int index = array.length - 1; index >= 1; index--) {
			ArrayUtils.swap(array, index, rand.nextInt(index));
		}
	}
}

@@ -64,16 +64,61 @@
 Utils;%0A%0A
+/**%0A * Shuffle the contents of an array.%0A */%0A
 public c

Improve comment.