001    /**
002     * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
003     *
004     * The contents of this file are subject to the terms of the Liferay Enterprise
005     * Subscription License ("License"). You may not use this file except in
006     * compliance with the License. You can obtain a copy of the License by
007     * contacting Liferay, Inc. See the License for the specific language governing
008     * permissions and limitations under the License, including but not limited to
009     * distribution rights of the Software.
010     *
011     *
012     *
013     */
014    
015    package com.liferay.portal.upgrade.v4_3_0.util;
016    
017    import com.liferay.portal.kernel.upgrade.util.UpgradeColumn;
018    import com.liferay.portal.kernel.upgrade.util.ValueMapper;
019    import com.liferay.portal.kernel.upgrade.util.ValueMapperFactoryUtil;
020    import com.liferay.portal.upgrade.util.PKUpgradeColumnImpl;
021    
022    import java.sql.Types;
023    
024    /**
025     * @author Brian Wing Shun Chan
026     */
027    public class PollsChoiceIdUpgradeColumnImpl extends PKUpgradeColumnImpl {
028    
029            public PollsChoiceIdUpgradeColumnImpl(UpgradeColumn questionIdColumn) {
030                    super("choiceId", new Integer(Types.VARCHAR), false);
031    
032                    _questionIdColumn = questionIdColumn;
033                    _pollsChoiceIdMapper = ValueMapperFactoryUtil.getValueMapper();
034            }
035    
036            public Object getNewValue(Object oldValue) throws Exception {
037                    Object newValue = super.getNewValue(oldValue);
038    
039                    Long oldQuestionId = (Long)_questionIdColumn.getOldValue();
040    
041                    String oldChoiceIdValue =
042                            "{questionId=" + oldQuestionId + ", choiceId=" + oldValue + "}";
043    
044                    _pollsChoiceIdMapper.mapValue(oldChoiceIdValue, newValue);
045    
046                    return newValue;
047            }
048    
049            public ValueMapper getValueMapper() {
050                    return _pollsChoiceIdMapper;
051            }
052    
053            private UpgradeColumn _questionIdColumn;
054            private ValueMapper _pollsChoiceIdMapper;
055    
056    }