/**
 * Title:        Chapter 19, "Java Data Structures"
 * Description:  Examples
 * Copyright:    Copyright (c) 2000
 * Company:      Armstrong Atlantic State University
 * @author Y. Daniel Liang
 * @version 1.0
 */

package chapter19;

import java.util.*;

public class TestHashSet
{
  public static void main(String[] args)
  {
    // Create a hash set
    Set set = new HashSet();
    set.add("Red");
    set.add("Yellow");
    set.add("White");
    set.add("Green");
    set.add("Orange");
    set.add("Gray");
    set.add("Black");
    set.add("Red");

    System.out.println(set);

    // Obtain an iterator for the hash set
    Iterator iterator = set.iterator();

    // Display the elements in the hash set
    while (iterator.hasNext())
    {
      System.out.print(iterator.next() + " ");
    }
  }
}