001    /**
002     * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.upgrade.v4_3_0.util;
016    
017    import com.liferay.portal.kernel.upgrade.StagnantRowException;
018    import com.liferay.portal.kernel.upgrade.util.UpgradeColumn;
019    import com.liferay.portal.kernel.upgrade.util.ValueMapper;
020    import com.liferay.portal.kernel.upgrade.util.ValueMapperFactoryUtil;
021    import com.liferay.portal.upgrade.util.PKUpgradeColumnImpl;
022    
023    /**
024     * @author Brian Wing Shun Chan
025     */
026    public class LayoutPlidUpgradeColumnImpl extends PKUpgradeColumnImpl {
027    
028            public LayoutPlidUpgradeColumnImpl(
029                    UpgradeColumn upgradeLayoutOwnerIdColumn,
030                    LayoutOwnerIdUpgradeColumnImpl groupIdColumn,
031                    LayoutOwnerIdUpgradeColumnImpl privateLayoutColumn,
032                    UpgradeColumn layoutIdColumn) {
033    
034                    super("plid", false);
035    
036                    _upgradeLayoutOwnerIdColumn = upgradeLayoutOwnerIdColumn;
037                    _groupIdColumn = groupIdColumn;
038                    _privateLayoutColumn = privateLayoutColumn;
039                    _layoutIdColumn = layoutIdColumn;
040                    _layoutPlidMapper = ValueMapperFactoryUtil.getValueMapper();
041            }
042    
043            public Object getNewValue(Object oldValue) throws Exception {
044                    Object newValue = super.getNewValue(oldValue);
045    
046                    Long groupId = _groupIdColumn.getGroupId();
047                    Boolean privateLayout = _privateLayoutColumn.isPrivateLayout();
048                    Long layoutId = (Long)_layoutIdColumn.getOldValue();
049    
050                    if ((groupId == null) || (privateLayout == null) ||
051                            (layoutId == null)) {
052    
053                            throw new StagnantRowException(
054                                    "{groupId=" + groupId + ",privateLayout=" + privateLayout +
055                                            ",layoutId=" + layoutId + "}");
056                    }
057    
058                    String oldOwnerId = (String)_upgradeLayoutOwnerIdColumn.getOldValue();
059    
060                    String oldPlidValue =
061                            "{layoutId=" + layoutId + ", ownerId=" + oldOwnerId + "}";
062    
063                    _layoutPlidMapper.mapValue(oldPlidValue, newValue);
064    
065                    return newValue;
066            }
067    
068            public ValueMapper getValueMapper() {
069                    return _layoutPlidMapper;
070            }
071    
072            private UpgradeColumn _upgradeLayoutOwnerIdColumn;
073            private LayoutOwnerIdUpgradeColumnImpl _groupIdColumn;
074            private LayoutOwnerIdUpgradeColumnImpl _privateLayoutColumn;
075            private UpgradeColumn _layoutIdColumn;
076            private ValueMapper _layoutPlidMapper;
077    
078    }