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.util.BaseUpgradeColumnImpl;
018    import com.liferay.portal.kernel.upgrade.util.ValueMapper;
019    import com.liferay.portal.kernel.util.GetterUtil;
020    
021    /**
022     * @author Brian Wing Shun Chan
023     */
024    public class ShoppingCartItemIdUpgradeColumnImpl extends BaseUpgradeColumnImpl {
025    
026            public ShoppingCartItemIdUpgradeColumnImpl(
027                    ValueMapper shoppingItemIdMapper) {
028    
029                    super("itemId");
030    
031                    _shoppingItemIdMapper = shoppingItemIdMapper;
032            }
033    
034            public Object getNewValue(Object oldValue) throws Exception {
035                    String itemId = (String)oldValue;
036    
037                    int pos = itemId.indexOf("|");
038    
039                    if (pos == -1) {
040                            return String.valueOf(_shoppingItemIdMapper.getNewValue(
041                                    new Long(GetterUtil.getLong(itemId))));
042                    }
043                    else {
044                            Long oldItemId = new Long(
045                                    GetterUtil.getLong(itemId.substring(0, pos)));
046    
047                            return _shoppingItemIdMapper.getNewValue(oldItemId) +
048                                    itemId.substring(pos, itemId.length());
049                    }
050            }
051    
052            private ValueMapper _shoppingItemIdMapper;
053    
054    }