/*
 * Copyright (C) 2006 Alfresco, Inc.
 *
 * Licensed under the Mozilla Public License version 1.1 
 * with a permitted attribution clause. You may obtain a
 * copy of the License at
 *
 *   http://www.alfresco.org/legal/license.txt
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific
 * language governing permissions and limitations under the
 * License.
 */

package org.alfresco.repo.avm.hibernate;

import org.hibernate.SessionFactory;
import org.hibernate.cfg.Configuration;

/**
 * Like 83.7 gazillion others, a HibernateHelper. This will go away.
 * @author britt
 */
public class HibernateHelper
{
    /**
     * The single instance of this.
     */
    private static HibernateHelper fgInstance = null;
    
    /**
     * The Hibernate Configuration object.
     */
    private Configuration fCfg;
    
    /**
     * The Hibernate SessionFactory;
     */
    private SessionFactory fFactory;

    public HibernateHelper()
    {
        fCfg = null;
        fFactory = null;
        setup();
        fgInstance = this;
    }
    
    public SessionFactory getSessionFactory()
    {
        return fFactory;
    }
    
    public Configuration getConfiguration()
    {
        return fCfg;
    }
    
    public void setup()
    {
        try
        {
            fCfg = new Configuration();
            fCfg.configure();
            fFactory = fCfg.buildSessionFactory();
        }
        catch (Throwable t)
        {
            t.printStackTrace(System.err);
            System.exit(1);
        }
    }
    
    public void shutdown()
    {
        fFactory.close();
    }
    
    public static HibernateHelper GetInstance()
    {
        return fgInstance;
    }
}