Shuffle elements of Java ArrayList example

/*
  Shuffle elements of Java ArrayList example
  This java example shows how to shuffle elements of Java ArrayList object using
  shuffle method of Collections class.
*/
 
import java.util.ArrayList;
import java.util.Collections;
 
public class ShuffleElementsOfArrayListExample {
 
  public static void main(String[] args) {
 
    //create an ArrayList object
    ArrayList arrayList = new ArrayList();
 
    //Add elements to Arraylist
    arrayList.add("A");
    arrayList.add("B");
    arrayList.add("C");
    arrayList.add("D");
    arrayList.add("E");
 
    System.out.println("Before shuffling, ArrayList contains : " + arrayList);
 
    /*
      To shuffle elements of Java ArrayList use,
      static void shuffle(List list) method of Collections class.
    */
 
    Collections.shuffle(arrayList);
 
    System.out.println("After shuffling, ArrayList contains : " + arrayList);
 
  }
}
 
/*
Output would be
Before shuffling, ArrayList contains : [A, B, C, D, E]
After shuffling, ArrayList contains : [C, A, D, E, B]
*/