cloudstack/server/src/com/cloud/storage/dao/VolumeDao.java

62 lines
2.7 KiB
Java
Executable File

/**
* 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.storage.dao;
import java.util.List;
import com.cloud.exception.ConcurrentOperationException;
import com.cloud.hypervisor.Hypervisor.HypervisorType;
import com.cloud.storage.Storage.ImageFormat;
import com.cloud.storage.Volume;
import com.cloud.storage.VolumeVO;
import com.cloud.utils.Pair;
import com.cloud.utils.db.GenericDao;
public interface VolumeDao extends GenericDao<VolumeVO, Long> {
List<VolumeVO> findDetachedByAccount(long accountId);
List<VolumeVO> findByAccount(long accountId);
Pair<Long, Long> getCountAndTotalByPool(long poolId);
List<VolumeVO> findByInstance(long id);
List<VolumeVO> findByInstanceAndType(long id, Volume.Type vType);
List<VolumeVO> findByInstanceIdDestroyed(long vmId);
List<VolumeVO> findByAccountAndPod(long accountId, long podId);
List<VolumeVO> findByTemplateAndZone(long templateId, long zoneId);
void deleteVolumesByInstance(long instanceId);
void attachVolume(long volumeId, long vmId, long deviceId);
void detachVolume(long volumeId);
boolean isAnyVolumeActivelyUsingTemplateOnPool(long templateId, long poolId);
List<VolumeVO> findCreatedByInstance(long id);
List<VolumeVO> findByPoolId(long poolId);
List<VolumeVO> findByInstanceAndDeviceId(long instanceId, long deviceId);
List<VolumeVO> findUsableVolumesForInstance(long instanceId);
Long countAllocatedVolumesForAccount(long accountId);
/**
* Updates the volume only if the state in memory matches the state in the database.
* @param vol Volume to be updated.
* @param event event that causes the database change.
* @return true if update happened, false if not.
*/
boolean update(VolumeVO vol, Volume.Event event) throws ConcurrentOperationException;
HypervisorType getHypervisorType(long volumeId);
List<VolumeVO> listVolumesToBeDestroyed();
ImageFormat getImageFormat(Long volumeId);
List<VolumeVO> findReadyRootVolumesByInstance(long instanceId);
}