1   /**
2    * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
3    *
4    * This library is free software; you can redistribute it and/or modify it under
5    * the terms of the GNU Lesser General Public License as published by the Free
6    * Software Foundation; either version 2.1 of the License, or (at your option)
7    * any later version.
8    *
9    * This library is distributed in the hope that it will be useful, but WITHOUT
10   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11   * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
12   * details.
13   */
14  
15  package com.liferay.portal.upgrade.v5_2_3.util;
16  
17  import com.liferay.portal.kernel.upgrade.util.BaseUpgradeColumnImpl;
18  import com.liferay.portal.kernel.util.StringPool;
19  import com.liferay.portal.kernel.util.StringUtil;
20  import com.liferay.portal.kernel.util.Validator;
21  
22  /**
23   * <a href="TagsPropertyValueUpgradeColumnImpl.java.html"><b><i>View Source</i>
24   * </b></a>
25   *
26   * @author Brian Wing Shun Chan
27   */
28  public class TagsPropertyValueUpgradeColumnImpl extends BaseUpgradeColumnImpl {
29  
30      public TagsPropertyValueUpgradeColumnImpl(String name) {
31          super(name);
32      }
33  
34      public Object getNewValue(Object oldValue) throws Exception {
35          String value = (String)oldValue;
36  
37          if (Validator.isNull(value)) {
38              return StringPool.BLANK;
39          }
40          else {
41              return StringUtil.shorten(value, 255, StringPool.BLANK);
42          }
43      }
44  
45  }