1   /**
2    * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portal.upgrade.v4_4_0;
24  
25  import com.liferay.portal.kernel.uuid.PortalUUIDUtil;
26  import com.liferay.portal.spring.hibernate.HibernateUtil;
27  import com.liferay.portal.upgrade.UpgradeException;
28  import com.liferay.portal.upgrade.UpgradeProcess;
29  import com.liferay.util.dao.DataAccess;
30  
31  import java.sql.Connection;
32  import java.sql.PreparedStatement;
33  import java.sql.ResultSet;
34  
35  import org.apache.commons.logging.Log;
36  import org.apache.commons.logging.LogFactory;
37  
38  /**
39   * <a href="UpgradeUUID.java.html"><b><i>View Source</i></b></a>
40   *
41   * @author Brian Wing Shun Chan
42   *
43   */
44  public class UpgradeUUID extends UpgradeProcess {
45  
46      public void upgrade() throws UpgradeException {
47          _log.info("Upgrading");
48  
49          try {
50              doUpgrade();
51          }
52          catch (Exception e) {
53              throw new UpgradeException(e);
54          }
55      }
56  
57      protected void doUpgrade() throws Exception {
58          upgradeTable("BlogsEntry", "entryId");
59          upgradeTable("BookmarksEntry", "entryId");
60          upgradeTable("BookmarksFolder", "folderId");
61          upgradeTable("DLFileEntry", "fileEntryId");
62          upgradeTable("DLFileShortcut", "fileShortcutId");
63          upgradeTable("DLFolder", "folderId");
64          upgradeTable("CalEvent", "eventId");
65          upgradeTable("IGFolder", "folderId");
66          upgradeTable("IGImage", "imageId");
67          upgradeTable("JournalArticle", "id_");
68          upgradeTable("JournalStructure", "id_");
69          upgradeTable("JournalTemplate", "id_");
70          upgradeTable("MBCategory", "categoryId");
71          upgradeTable("MBMessage", "messageId");
72          upgradeTable("PollsChoice", "choiceId");
73          upgradeTable("PollsQuestion", "questionId");
74          upgradeTable("User_", "userId");
75          upgradeTable("WikiNode", "nodeId");
76          upgradeTable("WikiPage", "pageId");
77      }
78  
79      protected void upgradeTable(String tableName, String pkColName)
80          throws Exception {
81  
82          Connection con = null;
83          PreparedStatement ps = null;
84          ResultSet rs = null;
85  
86          try {
87              con = HibernateUtil.getConnection();
88  
89              ps = con.prepareStatement(
90                  "SELECT " + pkColName + " FROM " + tableName +
91                      " WHERE uuid_ IS NULL or uuid_ = ''");
92  
93              rs = ps.executeQuery();
94  
95              while (rs.next()) {
96                  long pkColValue = rs.getLong(pkColName);
97  
98                  String uuid = PortalUUIDUtil.generate();
99  
100                 ps = con.prepareStatement(
101                     "UPDATE " + tableName + " SET uuid_ = '" + uuid +
102                         "' WHERE " + pkColName + " = " + pkColValue);
103 
104                 ps.executeUpdate();
105 
106                 ps.close();
107             }
108         }
109         finally {
110             DataAccess.cleanUp(con, ps, rs);
111         }
112     }
113 
114     private static Log _log = LogFactory.getLog(UpgradeUUID.class);
115 
116 }