/*
 * Data Hub Service (DHuS) - For Space data distribution.
 * Copyright (C) 2013,2014,2015 GAEL Systems
 *
 * This file is part of DHuS software sources.
 *
 * 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 Affero 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/>.
 */
package fr.gael.dhus.database.dao;

import java.util.List;

import org.springframework.stereotype.Repository;

import fr.gael.dhus.database.dao.interfaces.HibernateDao;
import fr.gael.dhus.database.object.config.Configuration;

@Repository
public class ConfigurationDao extends HibernateDao<Configuration, Long>
{   
   @Override
   public void deleteAll ()
   {
      throw new UnsupportedOperationException ();
   }
      
   public Configuration getCurrentConfiguration ()
   {
      List<Configuration> configs = readAll ();
      if (configs.isEmpty ())
      {
         // Can only happen before first launch
         return null;
      }
      return configs.get (0);
   }
}