code: private String getTimeString(Date value)
     {
        Calendar cal = DateHelper.popCalendar(value);
        int hours = cal.get(Calendar.HOUR_OF_DAY);
        int minutes = cal.get(Calendar.MINUTE);
        DateHelper.pushCalendar(cal);
        
        StringBuilder sb = new StringBuilder(4);
        sb.append(m_twoDigitFormat.format(hours));
        sb.append(m_twoDigitFormat.format(minutes));
  
        return (sb.toString());
     }
docs: Convert a Java date into a Planner time.
  
  0800
  
  @param value Java Date instance
  @return Planner time value