for (java.util.Iterator i = map.values().iterator(); i.hasNext(); ) {
for (Iterator i = map.values().iterator(); i.hasNext(); ) {
  public String toString() {    String result = "";    for (java.util.Iterator i = map.values().iterator(); i.hasNext(); ) {      Vector v = (Vector)i.next();      for (Enumeration e = v.elements(); e.hasMoreElements(); ) {        result += e.nextElement() + "\n";      }    }    return result;  }