/**
* Abiquo community edition
* cloud management application for hybrid clouds
* Copyright (C) 2008-2010 - Abiquo Holdings S.L.
*
* This application is free software; you can redistribute it and/or
* modify it under the terms of the GNU LESSER GENERAL PUBLIC
* LICENSE as published by the Free Software Foundation under
* version 3 of the License
*
* This software 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
* LESSER GENERAL PUBLIC LICENSE v.3 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
package com.abiquo.server.core.scheduler;
import java.util.List;
import javax.persistence.EntityManager;
import org.hibernate.Criteria;
import org.hibernate.criterion.Criterion;
import org.hibernate.criterion.Restrictions;
import org.springframework.stereotype.Repository;
import com.abiquo.server.core.common.persistence.DefaultDAOBase;
import com.abiquo.server.core.infrastructure.Datacenter;
@Repository("jpaFitPolicyRuleDAO")
public class FitPolicyRuleDAO extends DefaultDAOBase<Integer, FitPolicyRule>
{
public FitPolicyRuleDAO()
{
super(FitPolicyRule.class);
}
public FitPolicyRuleDAO(EntityManager entityManager)
{
super(FitPolicyRule.class, entityManager);
}
/**
* Gets the global {@link FitPolicyRuleHB}.
*
* @return The global <code>FitPolicyRuleHB</code>.
*/
public FitPolicyRule getGlobalFitPolicy()
{
Criteria criteria = getSession().createCriteria(FitPolicyRule.class);
Criterion noDatacenter = Restrictions.isNull(FitPolicyRule.DATACENTER_PROPERTY);
criteria.add(noDatacenter);
FitPolicyRule result = getSingleResult(criteria);
return result;
}
/**
* Gets the global {@link FitPolicyRuleHB}.
*
* @return The global <code>FitPolicyRuleHB</code>.
*/
public List<FitPolicyRule> getDatacenterFitPolicies()
{
Criteria criteria = getSession().createCriteria(FitPolicyRule.class);
Criterion anyDatacenter = Restrictions.isNotNull(FitPolicyRule.DATACENTER_PROPERTY);
criteria.add(anyDatacenter);
// criteria.addOrder(Order.asc(FitPolicyRule.ID_PROPERTY));
List<FitPolicyRule> result = getResultList(criteria);
return result;
}
/**
* Returns the {@link FitPolicyRuleHB} that applies to the given datacenter.
*
* @param idDatacenter The id of the datacenter.
* @return The <code>FitPolicyRuleHB</code> that applies to the given datacenter.
*/
public FitPolicyRule getFitPolicyForDatacenter(final Integer idDatacenter)
{
Criteria crit = createNestedCriteria(FitPolicyRule.DATACENTER_PROPERTY);
crit.add(Restrictions.eq(Datacenter.ID_PROPERTY, idDatacenter));
return (FitPolicyRule) crit.uniqueResult();
}
}