code: static public long getDateTime(String s, String format, boolean useTZ)
      {
          return getDateTime(s, format, useTZ, false);
      }
docs: Returns the given date parsed using the given format.
  @param s The formatted date to be parsed
  @param format The format to use when parsing the date
  @param useTZ <CODE>true</CODE> if the date should be parsed using the current timezone
  @return The given date parsed using the given format