Java tutorial
/* * Copyright (C) 2010, Emergya (http://www.emergya.es) * * @author <a href="mailto:jlrodriguez@emergya.es">Juan Lus Rodrguez</a> * @author <a href="mailto:marias@emergya.es">Mara Arias</a> * * This file is part of GoFleet * * This software is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * * As a special exception, if you link this library with other files to * produce an executable, this library does not by itself cause the * resulting executable to be covered by the GNU General Public License. * This exception does not however invalidate any other reasons why the * executable file might be covered by the GNU General Public License. */package es.emergya.bbdd.dao; import java.util.Collection; import java.util.LinkedList; import java.util.List; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.appfuse.dao.hibernate.GenericDaoHibernate; import org.hibernate.Criteria; import org.hibernate.Session; import org.hibernate.criterion.Order; import org.hibernate.criterion.Restrictions; import org.springframework.stereotype.Repository; import org.springframework.transaction.annotation.Propagation; import org.springframework.transaction.annotation.Transactional; import es.emergya.bbdd.bean.Street; @Repository("streetHome") public class StreetHome extends GenericDaoHibernate<Street, Long> { private static final Log LOG = LogFactory.getLog(StreetHome.class); public StreetHome() { super(Street.class); } @Transactional(readOnly = true, rollbackFor = Throwable.class, propagation = Propagation.REQUIRES_NEW) public Street get(Integer id) { return (Street) getSession().get(Street.class, id); } @SuppressWarnings("unchecked") @Transactional(readOnly = true, rollbackFor = Throwable.class, propagation = Propagation.REQUIRES_NEW) public Collection<Street> getAllMatching(String expression) { Collection<Street> res = new LinkedList<Street>(); Session currentSession = getSession(); currentSession.flush(); Criteria criteria = currentSession.createCriteria(Street.class) .add(Restrictions.ilike("nombreviaine", expression)).addOrder(Order.asc("nombreviaine")) .setResultTransformer(Criteria.DISTINCT_ROOT_ENTITY); res = criteria.list(); return res; } @SuppressWarnings("unchecked") @Transactional(readOnly = true, rollbackFor = Throwable.class, propagation = Propagation.REQUIRES_NEW) public List<Street> getStreet(String nombre) { List<Street> res = new LinkedList<Street>(); Session currentSession = getSession(); currentSession.flush(); Criteria criteria = currentSession.createCriteria(Street.class) .add(Restrictions.ilike("nombreviaine", nombre)).addOrder(Order.asc("nombreviaine")) .setResultTransformer(Criteria.DISTINCT_ROOT_ENTITY); res = criteria.list(); return res; } @Transactional(readOnly = false, rollbackFor = Throwable.class, propagation = Propagation.REQUIRES_NEW) public boolean saveOrUpdate(Street s) { boolean res = true; if (s == null || s.getId() == null) { return res; } Session currentSession = getSession(); currentSession.clear(); Street entity = get(s.getId()); if (entity != null) { entity.setCentroid(s.getCentroid()); currentSession.saveOrUpdate(entity); } return res; } /** * Devuelve la calle que tenga el codigo INE pasado como parmetro. * * @param codigoine * @return */ @Transactional(readOnly = true, rollbackFor = Throwable.class, propagation = Propagation.REQUIRES_NEW) public Street getByCodigoIne(Integer codigoine) { Street res = null; Session currentSession = getSession(); currentSession.flush(); Criteria criteria = currentSession.createCriteria(Street.class) .add(Restrictions.eq("codigoine", codigoine)); res = (Street) criteria.uniqueResult(); return res; } @Transactional(readOnly = false, rollbackFor = Throwable.class, propagation = Propagation.REQUIRES_NEW) public Street save(Street s) { return (Street) getSession().merge(s); } }