OnJava8-Examples/collectionsindepth/Enumerations.java

// collectionsindepth/Enumerations.java
// (c)2016 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://mindviewinc.com/Books/OnJava/ for more book information.
// Java 1.0/1.1 Vector and Enumeration
import java.util.*;
import onjava.*;

public class Enumerations {
  public static void main(String[] args) {
    Vector<String> v =
      new Vector<>(Countries.names(10));
    Enumeration<String> e = v.elements();
    while(e.hasMoreElements())
      System.out.print(e.nextElement() + ", ");
    // Produce an Enumeration from a Collection:
    e = Collections.enumeration(new ArrayList<>());
  }
}
/* Output:
ALGERIA, ANGOLA, BENIN, BOTSWANA, BURKINA FASO, BURUNDI,
CAMEROON, CAPE VERDE, CENTRAL AFRICAN REPUBLIC, CHAD,
*/