/**
 *  Copyright (C) 2010 Cloud.com, Inc.  All rights reserved.
 * 
 * This software is licensed under the GNU General Public License v3 or later.
 * 
 * It is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or any later version.
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 * 
 */
package com.cloud.offering;

/**
 * An offering is a package of features offered to the end user.  OfferingManager
 * is responsible for the life cycle of the offerings available from CloudStack.
 * An administrator can create, delete, enable, and disable offerings.  
 * 
 * There are three types of offerings:
 *   - Service Offering - package of computing power and the root disk.
 *   - Disk Offering - package of disk performance and size specification.
 *   - Network Offering - package of services available on a network.
 *
 */
public interface OfferingManager {
    /**
     * Creates a service offering.
     * @return ServiceOffering
     */
    ServiceOffering createServiceOffering();

    /**
     * Creates a disk offering.
     * @return DiskOffering
     */
    DiskOffering createDiskOffering();

    /**
     * Creates a network offering.
     * @return NetworkOffering
     */
    NetworkOffering createNetworkOffering();
}