code: public java.util.List<HostReservation> getHostReservationSet() {
          if (hostReservationSet == null) {
              hostReservationSet = new com.amazonaws.internal.SdkInternalList<HostReservation>();
          }
          return hostReservationSet;
      }
docs: <p>
  Details about the reservation's configuration.
  </p>
  
  @return Details about the reservation's configuration.