/**
* Copyright (C) 2008 - Abiquo Holdings S.L. All rights reserved.
*
* Please see /opt/abiquo/tomcat/webapps/legal/ on Abiquo server
* or contact contact@abiquo.com for licensing information.
*/
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();
}
}