/*
* Copyright 2002-2013 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.springframework.samples.petclinic.repository.jpa;
import java.util.List;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;
import javax.persistence.Query;
import org.springframework.samples.petclinic.model.Visit;
import org.springframework.samples.petclinic.repository.VisitRepository;
import org.springframework.stereotype.Repository;
/**
* JPA implementation of the ClinicService interface using EntityManager.
* <p/>
* <p>The mappings are defined in "orm.xml" located in the META-INF directory.
*
* @author Mike Keith
* @author Rod Johnson
* @author Sam Brannen
* @author Michael Isvy
* @since 22.4.2006
*/
@Repository
public class JpaVisitRepositoryImpl implements VisitRepository {
@PersistenceContext
private EntityManager em;
@Override
public void save(Visit visit) {
if (visit.getId() == null) {
this.em.persist(visit);
}
else {
this.em.merge(visit);
}
}
@Override
@SuppressWarnings("unchecked")
public List<Visit> findByPetId(Integer petId) {
Query query = this.em.createQuery("SELECT visit FROM Visit v where v.pets.id= :id");
query.setParameter("id", petId);
return query.getResultList();
}
}