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.v6_0_0.util;
016    
017    import com.liferay.portal.kernel.upgrade.util.BaseUpgradeColumnImpl;
018    import com.liferay.portal.kernel.upgrade.util.UpgradeColumn;
019    import com.liferay.portal.kernel.util.FileUtil;
020    import com.liferay.portal.kernel.util.StringPool;
021    import com.liferay.portal.kernel.util.Validator;
022    
023    /**
024     * @author Alexander Chow
025     */
026    public class DLFileEntryTitleUpgradeColumnImpl extends BaseUpgradeColumnImpl {
027    
028            public DLFileEntryTitleUpgradeColumnImpl(
029                    UpgradeColumn nameColumn, String title) {
030    
031                    super(title);
032    
033                    _nameColumn = nameColumn;
034            }
035    
036            public Object getNewValue(Object oldValue) throws Exception {
037                    String title = (String)oldValue;
038    
039                    String name = (String)_nameColumn.getOldValue();
040                    String extension = FileUtil.getExtension(name);
041    
042                    if (Validator.isNotNull(extension)) {
043                            return title + StringPool.PERIOD + extension;
044                    }
045                    else {
046                            return title;
047                    }
048            }
049    
050            private UpgradeColumn _nameColumn;
051    
052    }