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;
16  
17  import com.liferay.portal.kernel.upgrade.UpgradeProcess;
18  import com.liferay.portal.kernel.upgrade.util.UpgradeTable;
19  import com.liferay.portal.kernel.upgrade.util.UpgradeTableFactoryUtil;
20  import com.liferay.portal.kernel.util.StringBundler;
21  import com.liferay.portal.upgrade.v5_2_3.util.WikiPageTable;
22  
23  /**
24   * <a href="UpgradeWiki.java.html"><b><i>View Source</i></b></a>
25   *
26   * @author Brian Wing Shun Chan
27   */
28  public class UpgradeWiki extends UpgradeProcess {
29  
30      protected void doUpgrade() throws Exception {
31          try {
32              runSQL("alter_column_type WikiPage title VARCHAR(255) null");
33          }
34          catch (Exception e) {
35  
36              // WikiPage
37  
38              UpgradeTable upgradeTable = UpgradeTableFactoryUtil.getUpgradeTable(
39                  WikiPageTable.TABLE_NAME, WikiPageTable.TABLE_COLUMNS);
40  
41              upgradeTable.setCreateSQL(WikiPageTable.TABLE_SQL_CREATE);
42  
43              upgradeTable.updateTable();
44          }
45  
46          // groupId
47  
48          updateGroupId();
49      }
50  
51      protected void updateGroupId() throws Exception {
52          StringBundler sb = new StringBundler(2);
53  
54          sb.append("update WikiPage set groupId = (select groupId from ");
55          sb.append("WikiNode where WikiNode.nodeId = WikiPage.nodeId)");
56  
57          runSQL(sb.toString());
58      }
59  
60  }