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.dao.jdbc.DataAccess;
26  import com.liferay.portal.kernel.uuid.PortalUUIDUtil;
27  import com.liferay.portal.upgrade.UpgradeException;
28  import com.liferay.portal.upgrade.UpgradeProcess;
29  
30  import java.sql.Connection;
31  import java.sql.PreparedStatement;
32  import java.sql.ResultSet;
33  
34  import org.apache.commons.logging.Log;
35  import org.apache.commons.logging.LogFactory;
36  
37  /**
38   * <a href="UpgradeUUID.java.html"><b><i>View Source</i></b></a>
39   *
40   * @author Brian Wing Shun Chan
41   *
42   */
43  public class UpgradeUUID extends UpgradeProcess {
44  
45      public void upgrade() throws UpgradeException {
46          _log.info("Upgrading");
47  
48          try {
49              doUpgrade();
50          }
51          catch (Exception e) {
52              throw new UpgradeException(e);
53          }
54      }
55  
56      protected void doUpgrade() throws Exception {
57          upgradeTable("BlogsEntry", "entryId");
58          upgradeTable("BookmarksEntry", "entryId");
59          upgradeTable("BookmarksFolder", "folderId");
60          upgradeTable("DLFileEntry", "fileEntryId");
61          upgradeTable("DLFileShortcut", "fileShortcutId");
62          upgradeTable("DLFolder", "folderId");
63          upgradeTable("CalEvent", "eventId");
64          upgradeTable("IGFolder", "folderId");
65          upgradeTable("IGImage", "imageId");
66          upgradeTable("JournalArticle", "id_");
67          upgradeTable("JournalStructure", "id_");
68          upgradeTable("JournalTemplate", "id_");
69          upgradeTable("MBCategory", "categoryId");
70          upgradeTable("MBMessage", "messageId");
71          upgradeTable("PollsChoice", "choiceId");
72          upgradeTable("PollsQuestion", "questionId");
73          upgradeTable("User_", "userId");
74          upgradeTable("WikiNode", "nodeId");
75          upgradeTable("WikiPage", "pageId");
76      }
77  
78      protected void upgradeTable(String tableName, String pkColName)
79          throws Exception {
80  
81          Connection con = null;
82          PreparedStatement ps = null;
83          ResultSet rs = null;
84  
85          try {
86              con = DataAccess.getConnection();
87  
88              ps = con.prepareStatement(
89                  "SELECT " + pkColName + " FROM " + tableName +
90                      " WHERE uuid_ IS NULL or uuid_ = ''");
91  
92              rs = ps.executeQuery();
93  
94              while (rs.next()) {
95                  long pkColValue = rs.getLong(pkColName);
96  
97                  String uuid = PortalUUIDUtil.generate();
98  
99                  ps = con.prepareStatement(
100                     "UPDATE " + tableName + " SET uuid_ = '" + uuid +
101                         "' WHERE " + pkColName + " = " + pkColValue);
102 
103                 ps.executeUpdate();
104 
105                 ps.close();
106             }
107         }
108         finally {
109             DataAccess.cleanUp(con, ps, rs);
110         }
111     }
112 
113     private static Log _log = LogFactory.getLog(UpgradeUUID.class);
114 
115 }