package org.jtheque.films.persistence;

 /*

  * This file is part of JTheque.

  *

  * JTheque is free software: you can redistribute it and/or modify

  * it under the terms of the GNU General Public License as published by

  * the Free Software Foundation, either version 3 of the License.

  *

  * JTheque 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 General Public License

  * along with JTheque.  If not, see <http://www.gnu.org/licenses/>.

  */

 import org.jtheque.core.managers.Managers;

 import org.jtheque.core.managers.beans.IBeansManager;

 import org.jtheque.films.controllers.able.IActorController;

 import org.jtheque.films.controllers.able.IFilmController;

 import org.jtheque.films.controllers.able.IRealizerController;

 import org.jtheque.films.services.able.IActorService;

 import org.jtheque.films.services.able.IFilmsService;

 import org.jtheque.films.services.able.IRealizersService;

 import org.jtheque.primary.od.abstraction.Data;

 import javax.annotation.Resource;

 import java.util.Collections;

 import java.util.List;

 /**

  * This class give a data access to the sorters. It simplifies the access to the data without know the exact type

  * of data.

  *

  * @author Baptiste Wicht

  */

 public final class DataProvider {

     private final String content;

     @Resource

     private IFilmController filmController;

     @Resource

     private IActorController actorController;

     @Resource

     private IRealizerController realizerController;

     /**

      * Construct a new <code>SorterDataProvider</code> with a specific type of content.

      *

      * @param content The content to search

      */

     public DataProvider(String content) {

         super();

         Managers.getManager(IBeansManager.class).inject(this);

         this.content = content;

     }

     /**

      * Return all the data of the specified type.

      *

      * @return A collection of <code>Data</code>

      */

     public List<? extends Data> getDatas() {

         final List<? extends Data> datas;

         if (IFilmsService.DATA_TYPE.equals(content)) {

             datas = filmController.getViewModel().getDisplayList();

         } else if (IActorService.DATA_TYPE.equals(content)) {

             datas = actorController.getViewModel().getDisplayList();

         } else if (IRealizersService.DATA_TYPE.equals(content)) {

             datas = realizerController.getViewModel().getDisplayList();

         } else {

             datas = Collections.<Data>emptyList();

         }

         return datas;

     }

 }