/**
* 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.pricing;
import java.util.List;
import javax.persistence.EntityManager;
import org.apache.commons.lang.StringUtils;
import org.hibernate.Criteria;
import org.hibernate.criterion.Criterion;
import org.hibernate.criterion.Disjunction;
import org.hibernate.criterion.Order;
import org.hibernate.criterion.Restrictions;
import org.springframework.stereotype.Repository;
import com.abiquo.server.core.common.persistence.DefaultDAOBase;
import com.abiquo.server.core.util.PagedList;
import com.softwarementors.bzngine.entities.PersistentEntity;
@Repository("jpaPricingTemplateDAO")
public class PricingTemplateDAO extends DefaultDAOBase<Integer, PricingTemplate>
{
public PricingTemplateDAO()
{
super(PricingTemplate.class);
}
public PricingTemplateDAO(final EntityManager entityManager)
{
super(PricingTemplate.class, entityManager);
}
public static Criterion sameName(final String name)
{
return Restrictions.eq(PricingTemplate.NAME_PROPERTY, name);
}
public boolean existAnyOtherPricingTempWithName(final PricingTemplate pt, final String name)
{
return existsAnyOtherByCriterions(pt, sameName(name));
}
private Criterion filterBy(final String filter)
{
Disjunction filterDisjunction = Restrictions.disjunction();
filterDisjunction.add(Restrictions.like(PricingTemplate.NAME_PROPERTY, '%' + filter + '%'));
return filterDisjunction;
}
/**
* Look up in the DB for a pricing template with same name.
*
* @param name.
* @return boolean true if exists, false otherwise.
*/
public boolean existAnyPricTempWithSameName(final String name)
{
return existsAnyByCriterions(sameName(name));
}
/**
* @param startwith first element to retrieve.
* @param numResults number of elements to retrieve.
* @param has filter %like%
* @param orderBy ordering filter.
* @param asc ordering filter, ascending = true, descending = false.
* @return List of Pricing Templates addresses that pass the filter.
*/
public List<PricingTemplate> find(final String has, final String orderBy, final boolean desc,
Integer numResults, Integer startwith)
{
Criteria criteria = createCriteria(has, orderBy, desc);
Integer totalResults = count(criteria).intValue();
criteria = createCriteria(has, orderBy, desc);
// Limit 0 means no size filter
if (numResults == 0)
{
numResults = totalResults;
startwith = 0;
}
else if (startwith >= totalResults)
{
startwith = totalResults - numResults;
}
if (startwith != -1)
{
criteria.setFirstResult(startwith);
}
criteria.setMaxResults(numResults);
PagedList<PricingTemplate> ptList = new PagedList<PricingTemplate>(getResultList(criteria));
ptList.setTotalResults(totalResults);
ptList.setPageSize(numResults);
ptList.setCurrentElement(startwith);
return ptList;
}
private Criteria createCriteria(final String filter, final String orderBy, final boolean desc)
{
Criteria criteria = createCriteria();
if (!StringUtils.isEmpty(filter))
{
criteria.add(filterBy(filter));
}
if (!StringUtils.isEmpty(orderBy))
{
Order order = Order.asc(orderBy);
if (desc)
{
order = Order.desc(orderBy);
}
if (!orderBy.equals(PricingTemplate.NAME_PROPERTY))
{
criteria.addOrder(Order.asc(PricingTemplate.CURRENCY_PROPERTY));
}
criteria.addOrder(order);
criteria.addOrder(Order.asc(PricingTemplate.NAME_PROPERTY));
}
return criteria;
}
public List<PricingTemplate> findAllPricingTemplateByName(final String name)
{
Criteria criteria = createCriteria(sameName(name));
criteria.addOrder(Order.asc(PricingTemplate.NAME_PROPERTY));
return criteria.list();
}
public List<PricingTemplate> findPricingTemplatesByCurrency(final Integer idCurrency)
{
Criteria crit = createNestedCriteria(PricingTemplate.CURRENCY_PROPERTY);
crit.add(Restrictions.eq(PersistentEntity.ID_PROPERTY, idCurrency));
return getResultList(crit);
}
}