Create List containing n Copies of Specified Object Example

/*
  Create List containing n Copies of Specified Object Example
  This java example shows how to create a list consisting n copies of specified
  copies using nCopies method of Collections class.
*/
 
import java.util.Collections;
import java.util.List;
import java.util.Iterator;
 
public class CreateListOfNCopiesExample {
 
  public static void main(String[] args) {
 
    /*
      To create a List containing n copies of specified Object use,
      static List nCopies(int n, Object obj) method of Java Collections class.
     
      This method returns immutable List containing n copies of the
      specified Object.
    */
 
    List list = Collections.nCopies(5,"A");
 
    //iterate through newly created list
    System.out.println("List contains, ");
    Iterator itr = list.iterator();
 
    while(itr.hasNext())
      System.out.println(itr.next());
 
  }
}
 
/*
Output would be
List contains,
A
A
A
A
A
*/