code: public void setCalendarUserType(CalendarUserType calendarUserType) {
  		replace(CUTYPE, (calendarUserType == null) ? null : calendarUserType.getValue());
  	}
docs: <p>
  Sets the CUTYPE (calendar user type) parameter value.
  </p>
  <p>
  This parameter is used by the {@link Attendee} property. It defines the
  type of object that the attendee is (for example, an "individual" or a
  "room").
  </p>
  @param calendarUserType the calendar user type or null to remove
  @see <a href="http://tools.ietf.org/html/rfc5545#page-16">RFC 5545
  p.16</a>