// Copyright 2012 Citrix Systems, Inc. Licensed under the
// Apache License, Version 2.0 (the "License"); you may not use this
// file except in compliance with the License.  Citrix Systems, Inc.
// reserves all rights not expressly granted by the License.
// You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// 
// Automatically generated by addcopyright.py at 04/03/2012
package com.cloud.offerings.dao;

import java.util.List;

import com.cloud.network.Network;
import com.cloud.network.Networks.TrafficType;
import com.cloud.offering.NetworkOffering;
import com.cloud.offering.NetworkOffering.Availability;
import com.cloud.offerings.NetworkOfferingVO;
import com.cloud.utils.db.GenericDao;

/**
 * NetworkOfferingDao deals with searches and operations done on the
 * network_offering table.
 * 
 */
public interface NetworkOfferingDao extends GenericDao<NetworkOfferingVO, Long> {
    /**
     * Returns the network offering that matches the name.
     * 
     * @param uniqueName
     *            name
     * @return NetworkOfferingVO
     */
    NetworkOfferingVO findByUniqueName(String uniqueName);

    /**
     * If not, then it persists it into the database.
     * 
     * @param offering
     *            network offering to persist if not in the database.
     * @return NetworkOfferingVO backed by a row in the database
     */
    NetworkOfferingVO persistDefaultNetworkOffering(NetworkOfferingVO offering);

    List<NetworkOfferingVO> listSystemNetworkOfferings();

    List<NetworkOfferingVO> listByAvailability(Availability availability, boolean isSystem);

    List<Long> getOfferingIdsToUpgradeFrom(NetworkOffering originalOffering);

    List<NetworkOfferingVO> listByTrafficTypeGuestTypeAndState(NetworkOffering.State state, TrafficType trafficType, Network.GuestType type);

}