001/*
002 * This library is part of OpenCms -
003 * the Open Source Content Management System
004 *
005 * Copyright (c) Alkacon Software GmbH & Co. KG (http://www.alkacon.com)
006 *
007 * This library is free software; you can redistribute it and/or
008 * modify it under the terms of the GNU Lesser General Public
009 * License as published by the Free Software Foundation; either
010 * version 2.1 of the License, or (at your option) any later version.
011 *
012 * This library is distributed in the hope that it will be useful,
013 * but WITHOUT ANY WARRANTY; without even the implied warranty of
014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
015 * Lesser General Public License for more details.
016 *
017 * For further information about Alkacon Software, please see the
018 * company website: http://www.alkacon.com
019 *
020 * For further information about OpenCms, please see the
021 * project website: http://www.opencms.org
022 *
023 * You should have received a copy of the GNU Lesser General Public
024 * License along with this library; if not, write to the Free Software
025 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
026 */
027
028package org.opencms.ui.dialogs.history.diff;
029
030import org.opencms.file.CmsObject;
031import org.opencms.gwt.shared.CmsHistoryResourceBean;
032import org.opencms.main.CmsException;
033import org.opencms.ui.CmsVaadinUtils;
034import org.opencms.ui.Messages;
035import org.opencms.workplace.comparison.CmsAttributeComparison;
036import org.opencms.workplace.comparison.CmsResourceComparison;
037
038import java.util.List;
039
040/**
041 * Displays changes between attributes (size, modification date, etc. ).<p>
042 */
043public class CmsAttributeDiff extends A_CmsAttributeDiff {
044
045    /**
046     * @see org.opencms.ui.dialogs.history.diff.A_CmsAttributeDiff#getCaption()
047     */
048    @Override
049    public String getCaption() {
050
051        return CmsVaadinUtils.getMessageText(Messages.GUI_HISTORY_DIALOG_ATTRIBUTES_CAPTION_0);
052    }
053
054    /**
055     * @see org.opencms.ui.dialogs.history.diff.A_CmsAttributeDiff#getDifferences(org.opencms.file.CmsObject, org.opencms.gwt.shared.CmsHistoryResourceBean, org.opencms.gwt.shared.CmsHistoryResourceBean)
056     */
057    @Override
058    public List<CmsAttributeComparison> getDifferences(
059        CmsObject cms,
060        CmsHistoryResourceBean v1,
061        CmsHistoryResourceBean v2) throws CmsException {
062
063        return filterDifferent(
064            CmsResourceComparison.compareAttributes(cms, readResource(cms, v1), readResource(cms, v2)));
065
066    }
067
068}