public void setHostReservationSet(java.util.Collection<HostReservation> hostReservationSet) {
        if (hostReservationSet == null) {
            this.hostReservationSet = null;
            return;
        }

        this.hostReservationSet = new com.amazonaws.internal.SdkInternalList<HostReservation>(hostReservationSet);
    }
<p>
Details about the reservation's configuration.
</p>

@param hostReservationSet
       Details about the reservation's configuration.
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/model/DescribeHostReservationsResult.java