/*
 * Copyright (C) 2005-2008 Alfresco Software Limited.
 *
 * This program 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 2
 * of the License, or (at your option) any later version.

 * 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.

 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

 * As a special exception to the terms and conditions of version 2.0 of
 * the GPL, you may redistribute this Program in connection with Free/Libre
 * and Open Source Software ("FLOSS") applications as described in Alfresco's
 * FLOSS exception.  You should have recieved a copy of the text describing
 * the FLOSS exception, and it is also available here:
 * http://www.alfresco.com/legal/licensing"
 */
package org.alfresco.web.bean.wcm;

import java.util.List;
import java.util.Map;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

/**
 * Class for compareToCurrentSnapshot dialog
 * @author ValerySh
 *
 */
public class CompareToCurrentSnapshotDialog extends CompareSnapshotDialog
{

    private static final long serialVersionUID = 5483551383286687197L;
    /** description for dialog */
    private static final String MSG_COMPARE_TO_CURRENT_DESCRIPTION = "snapshot_compare_to_current_description";

    @SuppressWarnings("unused")
    private static final Log logger = LogFactory.getLog(CompareToPreviousSnapshotDialog.class);

    /*
     * (non-Javadoc)
     *
     * @see org.alfresco.web.bean.wcm.CompareSnapshot#getComparedNodes()
     */
    public List<Map<String, String>> getComparedNodes()
    {
        if (finished)
        {
            finished = false;
            return null;
        }
        finished = true;
        return AVMCompareUtils.getComparedNodes(getAvmSyncService(), version, storeRoot, -1, storeRoot, null);
    }

    /*
     * (non-Javadoc)
     *
     * @see org.alfresco.web.bean.wcm.CompareSnapshot#getDescription()
     */
    protected String getDescription()
    {
        return MSG_COMPARE_TO_CURRENT_DESCRIPTION;
    }

}