/**
* GRANITE DATA SERVICES
* Copyright (C) 2006-2015 GRANITE DATA SERVICES S.A.S.
*
* This file is part of the Granite Data Services Platform.
*
* Granite Data Services is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Granite Data Services 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 Lesser
* General Public License for more details.
*
* You should have received a copy of the GNU Lesser 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, or see <http://www.gnu.org/licenses/>.
*/
package org.granite.tide.seam.lazy;
import java.io.Serializable;
import org.hibernate.Session;
import org.jboss.seam.Component;
import org.jboss.seam.Entity;
import org.jboss.seam.framework.PersistenceController;
/**
* Manager responsible for looking up the EntityHome from the Seam context.
* @author cingram
*
*/
public class HibernatePersistenceControllerManager extends PersistenceContextManager {
private String controllerName;
public HibernatePersistenceControllerManager(String controllerName) {
this.controllerName = controllerName;
}
/**
* Attach the passed in entity with the EntityManager stored
* in the EntityHome object.
* @param entity
* @return the attached hibernate object
*/
@Override
public Object fetchEntity(Object entity, String[] fetch) {
PersistenceController<?> controller = (PersistenceController<?>)Component.getInstance(controllerName);
Session session = (Session)controller.getPersistenceContext();
Serializable id = (Serializable)Entity.forClass(entity.getClass()).getIdentifier(entity);
if (id == null)
return null;
return session.get(entity.getClass(), id);
}
}