/*
 * Copyright (C) 2005-2010 Alfresco Software Limited.
 *
 * This file is part of Alfresco
 *
 * Alfresco is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Alfresco 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
 */
package org.alfresco.repo.domain.hibernate;

import java.util.List;

import org.alfresco.repo.transaction.AlfrescoTransactionSupport;
import org.springframework.orm.hibernate3.support.HibernateDaoSupport;

/**
 * Utililty support against hibernate sessions. Supported by a super event listener which is registered on the even
 * listener of the hibernate session.
 * 
 * @author andyh
 */
public class HibernateSessionHelper extends HibernateDaoSupport implements HibernateSessionSupport
{
    /**
     * 
     */
    private static final long serialVersionUID = -2532286150392812816L;
    private static final String HIBERNATE_SESSION_EVENT_LISTENER = "HibernateSessionEventListener";

    public void mark()
    {
        HibernateSessionHelperResourceProvider resource = getResource();
        resource.mark(getSession());
    }

    public void mark(String label)
    {
        HibernateSessionHelperResourceProvider resource = getResource();
        resource.mark(getSession(), label);
    }

    public void reset()
    {
        HibernateSessionHelperResourceProvider resource = getResource();
        resource.reset(getSession());
    }

    public void reset(String label)
    {
        HibernateSessionHelperResourceProvider resource = getResource();
        resource.reset(getSession(), label);
    }
    
    public void removeMark()
    {
        HibernateSessionHelperResourceProvider resource = getResource();
        resource.removeMark(getSession());
    }

    public void removeMark(String label)
    {
        HibernateSessionHelperResourceProvider resource = getResource();
        resource.removeMark(getSession(), label);
    }

    public void resetAndRemoveMark()
    {
        HibernateSessionHelperResourceProvider resource = getResource();
        resource.resetAndRemoveMark(getSession());
    }

    public void resetAndRemoveMark(String label)
    {
        HibernateSessionHelperResourceProvider resource = getResource();
        resource.resetAndRemoveMark(getSession(), label);
    }

    public List<String> getMarks()
    {
        HibernateSessionHelperResourceProvider resource = getResource();
        return resource.getMarks(getSession());
    }
    
    public String getCurrentMark()
    {
        HibernateSessionHelperResourceProvider resource = getResource();
        return resource.getCurrentMark();
    }

    public static HibernateSessionHelperResourceProvider getResource()
    {
        HibernateSessionHelperResourceProvider listener = (HibernateSessionHelperResourceProvider) AlfrescoTransactionSupport.getResource(HIBERNATE_SESSION_EVENT_LISTENER);
        if (listener == null)
        {
            listener = new HibernateSessionHelperResource();
            AlfrescoTransactionSupport.bindResource(HIBERNATE_SESSION_EVENT_LISTENER, listener);
        }
        return listener;
    }

   

    
}