Iterate through elements of TreeSet in Java

  /*from  w w  w  .j a v  a 2  s.  c  o m*/

import java.util.Iterator;
import java.util.TreeSet;

public class Main {
  public static void main(String[] args) {
    TreeSet<Integer> tSet = new TreeSet<Integer>();

    tSet.add(new Integer("1"));
    tSet.add(new Integer("2"));
    tSet.add(new Integer("3"));

    Iterator itr = tSet.iterator();

    while (itr.hasNext()){
      System.out.println(itr.next());
    }
  }
}