// 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.storage.dao;


import java.util.List;

import javax.ejb.Local;

import com.cloud.storage.SnapshotPolicyVO;
import com.cloud.utils.DateUtil.IntervalType;
import com.cloud.utils.db.Filter;
import com.cloud.utils.db.GenericDaoBase;
import com.cloud.utils.db.SearchBuilder;
import com.cloud.utils.db.SearchCriteria;

@Local (value={SnapshotPolicyDao.class})
public class SnapshotPolicyDaoImpl extends GenericDaoBase<SnapshotPolicyVO, Long> implements SnapshotPolicyDao {
	private final SearchBuilder<SnapshotPolicyVO> VolumeIdSearch;
	private final SearchBuilder<SnapshotPolicyVO> VolumeIdIntervalSearch;
	private final SearchBuilder<SnapshotPolicyVO> ActivePolicySearch;
	
	@Override
	public SnapshotPolicyVO findOneByVolumeInterval(long volumeId, IntervalType intvType) {
		SearchCriteria<SnapshotPolicyVO> sc = VolumeIdIntervalSearch.create();
        sc.setParameters("volumeId", volumeId);
        sc.setParameters("interval", intvType.ordinal());
		return findOneBy(sc);
	}
	
   @Override
    public SnapshotPolicyVO findOneByVolume(long volumeId) {
        SearchCriteria<SnapshotPolicyVO> sc = VolumeIdSearch.create();
        sc.setParameters("volumeId", volumeId);
        sc.setParameters("active", true);
        return findOneBy(sc);
    }
	
	@Override
	public List<SnapshotPolicyVO> listByVolumeId(long volumeId) {
		return listByVolumeId(volumeId, null);
	}
	
    @Override
    public List<SnapshotPolicyVO> listByVolumeId(long volumeId, Filter filter) {
        SearchCriteria<SnapshotPolicyVO> sc = VolumeIdSearch.create();
        sc.setParameters("volumeId", volumeId);
        sc.setParameters("active", true);
        return listBy(sc, filter);
    }
	
    protected SnapshotPolicyDaoImpl() {
        VolumeIdSearch = createSearchBuilder();
        VolumeIdSearch.and("volumeId", VolumeIdSearch.entity().getVolumeId(), SearchCriteria.Op.EQ);
        VolumeIdSearch.and("active", VolumeIdSearch.entity().isActive(), SearchCriteria.Op.EQ);
        VolumeIdSearch.done();
        
        VolumeIdIntervalSearch = createSearchBuilder();
        VolumeIdIntervalSearch.and("volumeId", VolumeIdIntervalSearch.entity().getVolumeId(), SearchCriteria.Op.EQ);
        VolumeIdIntervalSearch.and("interval", VolumeIdIntervalSearch.entity().getInterval(), SearchCriteria.Op.EQ);
        VolumeIdIntervalSearch.done();
        
        ActivePolicySearch = createSearchBuilder();
        ActivePolicySearch.and("active", ActivePolicySearch.entity().isActive(), SearchCriteria.Op.EQ);
        ActivePolicySearch.done();
    }

    @Override
    public List<SnapshotPolicyVO> listActivePolicies() {
        SearchCriteria<SnapshotPolicyVO> sc = ActivePolicySearch.create();
        sc.setParameters("active", true);
        return listIncludingRemovedBy(sc);
    }	
}