/*
* This file is part of LibrePlan
*
* Copyright (C) 2009-2010 Fundación para o Fomento da Calidade Industrial e
* Desenvolvemento Tecnolóxico de Galicia
* Copyright (C) 2010-2011 Igalia, S.L.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.libreplan.business.common.daos;
import java.util.List;
import org.apache.commons.lang3.StringUtils;
import org.hibernate.criterion.Order;
import org.hibernate.criterion.Restrictions;
import org.libreplan.business.common.IntegrationEntity;
import org.libreplan.business.common.exceptions.InstanceNotFoundException;
import org.springframework.transaction.annotation.Propagation;
import org.springframework.transaction.annotation.Transactional;
/**
* Default implementation of <code>IIntegrationEntityDAO</code>.
* DAOs of entities used in application integration may extend from this interface.
*
* @author Fernando Bellas Permuy <fbellas@udc.es>
*/
public class IntegrationEntityDAO<E extends IntegrationEntity>
extends GenericDAOHibernate<E, Long>
implements IIntegrationEntityDAO<E> {
@Override
public boolean existsByCode(String code) {
try {
findByCode(code);
return true;
} catch (InstanceNotFoundException e) {
return false;
}
}
@Override
@Transactional(readOnly = true, propagation = Propagation.REQUIRES_NEW)
public boolean existsByCodeAnotherTransaction(String code) {
return existsByCode(code);
}
@SuppressWarnings("unchecked")
@Override
@Transactional(readOnly = true)
public E findByCode(String code) throws InstanceNotFoundException {
if (code == null || StringUtils.isBlank(code)) {
throw new InstanceNotFoundException(null, getEntityClass().getName());
}
E entity = (E) getSession()
.createCriteria(getEntityClass())
.add(Restrictions.eq("code", code.trim()).ignoreCase())
.uniqueResult();
if (entity == null) {
throw new InstanceNotFoundException(code, getEntityClass().getName());
} else {
return entity;
}
}
@Override
@Transactional(readOnly = true, propagation = Propagation.REQUIRES_NEW)
public E findByCodeAnotherTransaction(String code) throws InstanceNotFoundException {
return findByCode(code);
}
@Override
public E findExistingEntityByCode(String code) {
try {
return findByCode(code);
} catch (InstanceNotFoundException e) {
throw new RuntimeException(e);
}
}
@SuppressWarnings("unchecked")
@Override
public List<E> findAll() {
return getSession().createCriteria(getEntityClass()).addOrder(Order.asc("code")).list();
}
}