s.append(i.next().toString()); s.append("-----------------------------");
s.append(i.next().toString()+"\n"); s.append("-----------------------------\n");
  public String getExceptionSummary()  {    StringBuffer s = new StringBuffer();    for (Iterator i = exceptionMap.values().iterator(); i.hasNext();)    {      s.append(i.next().toString());      s.append("-----------------------------");    }    return s.toString();  }