content: /*
   * Copyright (C) 2012-2023 52°North Spatial Information Research GmbH
   *
   * This program is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 as published
   * by the Free Software Foundation.
   *
   * If the program is linked with libraries which are licensed under one of
   * the following licenses, the combination of the program with the linked
   * library is not considered a "derivative work" of the program:
   *
   *     - Apache License, version 2.0
   *     - Apache Software License, version 1.0
   *     - GNU Lesser General Public License, version 3
   *     - Mozilla Public License, versions 1.0, 1.1 and 2.0
   *     - Common Development and Distribution License (CDDL), version 1.0
   *
   * Therefore the distribution of the program linked with libraries licensed
   * under the aforementioned licenses, is permitted by the copyright holders
   * if the distribution is compliant with both the GNU General Public
   * License version 2 and the aforementioned licenses.
   *
   * 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.
   */
  package org.n52.sos.ds.hibernate;
  
  import org.hibernate.HibernateException;
  import org.hibernate.SessionFactory;
  import org.n52.iceland.ds.ConnectionProvider;
  import org.n52.janmayen.lifecycle.Destroyable;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  /**
   * @since 4.0.0
   *
   */
  public abstract class AbstractSessionFactoryProvider implements Destroyable, ConnectionProvider {
  
      private static final Logger LOG = LoggerFactory.getLogger(AbstractSessionFactoryProvider.class);
  
      @Override
      public void destroy() {
          SessionFactory sessionFactory = getSessionFactory();
          if (sessionFactory == null || sessionFactory.isClosed()) {
              return;
          }
          try {
              sessionFactory.close();
              LOG.info("Connection provider closed successfully!");
          } catch (HibernateException he) {
              LOG.error("Error while closing connection provider!", he);
          }
      }
  
      protected abstract SessionFactory getSessionFactory();
  
  }
  