package org.jtheque.core.spring.processors;

 import org.jtheque.core.managers.persistence.able.DataContainer;

 import org.jtheque.core.managers.persistence.able.DataContainerProvider;

 import org.jtheque.core.managers.persistence.able.Entity;

 import org.springframework.beans.factory.config.BeanPostProcessor;

 /*

  * 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/>.

  */

 /**

  * A post processor for the data container.

  *

  * @author Baptiste Wicht

  */

 public final class DataContainerPostProcessor implements BeanPostProcessor {

     @Override

     public Object postProcessAfterInitialization(Object bean, String beanName) {

         return bean;

     }

     @Override

     public Object postProcessBeforeInitialization(Object bean, String beanName) {

         Class<?> c = bean.getClass();

         if (isDataContainer(c)) {

             DataContainerProvider.getInstance().addContainer((DataContainer<Entity>) bean);

         }

         return bean;

     }

     /**

      * Test if a class is a data container or not.

      *

      * @param c The class to test.

      * @return true if the class is a data container else false.

      */

     private static boolean isDataContainer(Class<?> c) {

         return DataContainer.class.isAssignableFrom(c);

     }

 }