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.kernel.util.Validator;
022    import com.liferay.portal.upgrade.util.PKUpgradeColumnImpl;
023    
024    /**
025     * @author Brian Wing Shun Chan
026     */
027    public class LayoutPlidUpgradeColumnImpl extends PKUpgradeColumnImpl {
028    
029            public LayoutPlidUpgradeColumnImpl(
030                    UpgradeColumn upgradeLayoutOwnerIdColumn,
031                    LayoutOwnerIdUpgradeColumnImpl groupIdColumn,
032                    LayoutOwnerIdUpgradeColumnImpl privateLayoutColumn,
033                    UpgradeColumn layoutIdColumn) {
034    
035                    super("plid", false);
036    
037                    _upgradeLayoutOwnerIdColumn = upgradeLayoutOwnerIdColumn;
038                    _groupIdColumn = groupIdColumn;
039                    _privateLayoutColumn = privateLayoutColumn;
040                    _layoutIdColumn = layoutIdColumn;
041                    _layoutPlidMapper = ValueMapperFactoryUtil.getValueMapper();
042            }
043    
044            public Object getNewValue(Object oldValue) throws Exception {
045                    Object newValue = super.getNewValue(oldValue);
046    
047                    Long groupId = _groupIdColumn.getGroupId();
048                    Boolean privateLayout = _privateLayoutColumn.isPrivateLayout();
049                    Long layoutId = (Long)_layoutIdColumn.getOldValue();
050    
051                    if ((groupId == null) || (privateLayout == null) ||
052                            (Validator.isNull(layoutId))) {
053    
054                            throw new StagnantRowException(
055                                    "{groupId=" + groupId + ",privateLayout=" + privateLayout +
056                                            ",layoutId=" + layoutId + "}");
057                    }
058    
059                    String oldOwnerId = (String)_upgradeLayoutOwnerIdColumn.getOldValue();
060    
061                    String oldPlidValue =
062                            "{layoutId=" + layoutId + ", ownerId=" + oldOwnerId + "}";
063    
064                    _layoutPlidMapper.mapValue(oldPlidValue, newValue);
065    
066                    return newValue;
067            }
068    
069            public ValueMapper getValueMapper() {
070                    return _layoutPlidMapper;
071            }
072    
073            private UpgradeColumn _upgradeLayoutOwnerIdColumn;
074            private LayoutOwnerIdUpgradeColumnImpl _groupIdColumn;
075            private LayoutOwnerIdUpgradeColumnImpl _privateLayoutColumn;
076            private UpgradeColumn _layoutIdColumn;
077            private ValueMapper _layoutPlidMapper;
078    
079    }