code: public static Date parseTimestamp(String date) {
  		try {
  			return hasText(date) ? timestampParser.parse(date) : null;
  		} catch (ParseException e) {
  			logger.log(Level.WARNING, "parseTimestamp - ParseException caught.", e);
  		}
  
  		return null;
  	}
docs: Parses the <code>date</code> based on the ISO 8601 format.
  
  @param date
  @return