package com.temenos.interaction.example.hateoas.simple;
/*
* #%L
* interaction-example-hateoas-simple
* %%
* Copyright (C) 2012 - 2013 Temenos Holdings N.V.
* %%
* 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 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/>.
* #L%
*/
import java.util.List;
import javax.persistence.Access;
import javax.persistence.AccessType;
import javax.persistence.EntityManager;
import javax.persistence.EntityManagerFactory;
import javax.persistence.PersistenceContext;
import javax.persistence.PersistenceContextType;
import javax.persistence.Query;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.temenos.interaction.example.hateoas.simple.model.Note;
import com.temenos.interaction.example.hateoas.simple.model.Profile;
public class Persistence {
private final static Logger logger = LoggerFactory.getLogger(Persistence.class);
@PersistenceContext(unitName = "ResponderServiceHibernate", type = PersistenceContextType.EXTENDED)
@Access(AccessType.FIELD)
private EntityManager entityManager;
public Persistence(EntityManagerFactory entityManagerFactory) {
entityManager = entityManagerFactory.createEntityManager();
}
@SuppressWarnings("unchecked")
public List<Note> getNotes() {
List<Note> entities = null;
try {
Query jpaQuery = entityManager.createQuery("SELECT n FROM note n");
entities = jpaQuery.getResultList();
} catch(Exception e) {
logger.error("Error while loading entities: ", e);
}
return entities;
}
public Note getNote(Long id) {
Note note = null;
try {
note = entityManager.find(Note.class, id);
} catch(Exception e) {
logger.error("Error while loading entity [" + id + "]: ", e);
}
return note;
}
public Note removeNote(Long id) {
Note note = null;
try {
entityManager.getTransaction().begin();
note = entityManager.find(Note.class, id);
entityManager.remove(note);
entityManager.getTransaction().commit();
} catch(Exception e) {
logger.error("Error while removing entity [" + id + "]: ", e);
}
return note;
}
public Note insertNote(Note note) {
try {
entityManager.getTransaction().begin();
//note = entityManager.find(Note.class, id);
entityManager.persist(note);
entityManager.getTransaction().commit();
} catch(Exception e) {
logger.error("Error while removing entity [" + note.getNoteID() + "]: ", e);
}
return note;
}
@SuppressWarnings("unchecked")
public List<Profile> getProfiles() {
List<Profile> entities = null;
try {
Query jpaQuery = entityManager.createQuery("SELECT p FROM Profile p");
entities = jpaQuery.getResultList();
} catch (Exception e) {
logger.error("Error while loading entities: ", e);
}
return entities;
}
public Profile getProfile(String profileId) {
Profile profile = null;
try {
profile = entityManager.find(Profile.class, profileId);
} catch (Exception e) {
logger.error("Error while loading entity [" + profileId + "]: ", e);
}
return profile;
}
}