/*
* Copyright 2007-2014 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springbyexample.orm.hibernate3.dao;
import java.util.Collection;
import org.hibernate.SessionFactory;
import org.springbyexample.orm.hibernate3.bean.Person;
import org.springframework.dao.DataAccessException;
import org.springframework.orm.hibernate3.HibernateTemplate;
import org.springframework.stereotype.Repository;
import org.springframework.transaction.annotation.Propagation;
import org.springframework.transaction.annotation.Transactional;
/**
* Person DAO implementation.
*
* @author David Winterfeldt
*/
@Repository
@Transactional(readOnly = true)
public class PersonDaoImpl implements PersonDao {
protected HibernateTemplate template = null;
/**
* Sets Hibernate session factory.
*/
public void setSessionFactory(SessionFactory sessionFactory) {
template = new HibernateTemplate(sessionFactory);
}
/**
* Find persons.
*/
@Override
@SuppressWarnings("unchecked")
public Collection<Person> findPersons() throws DataAccessException {
return (Collection<Person>) template.find("from Person");
}
/**
* Find persons by last name.
*/
@Override
@SuppressWarnings("unchecked")
public Collection<Person> findPersonsByLastName(String lastName) throws DataAccessException {
return (Collection<Person>) template.find("from Person p where p.lastName = ?", lastName);
}
/**
* Saves person.
*/
@Override
@Transactional(readOnly = false, propagation = Propagation.REQUIRES_NEW)
public void save(Person person) {
template.saveOrUpdate(person);
}
}