1   /**
2    * Copyright (c) 2000-2009 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.log.Log;
27  import com.liferay.portal.kernel.log.LogFactoryUtil;
28  import com.liferay.portal.kernel.uuid.PortalUUIDUtil;
29  import com.liferay.portal.upgrade.UpgradeException;
30  import com.liferay.portal.upgrade.UpgradeProcess;
31  
32  import java.sql.Connection;
33  import java.sql.PreparedStatement;
34  import java.sql.ResultSet;
35  
36  /**
37   * <a href="UpgradeUUID.java.html"><b><i>View Source</i></b></a>
38   *
39   * @author Brian Wing Shun Chan
40   *
41   */
42  public class UpgradeUUID extends UpgradeProcess {
43  
44      public void upgrade() throws UpgradeException {
45          _log.info("Upgrading");
46  
47          try {
48              doUpgrade();
49          }
50          catch (Exception e) {
51              throw new UpgradeException(e);
52          }
53      }
54  
55      protected void doUpgrade() throws Exception {
56          upgradeTable("BlogsEntry", "entryId");
57          upgradeTable("BookmarksEntry", "entryId");
58          upgradeTable("BookmarksFolder", "folderId");
59          upgradeTable("DLFileEntry", "fileEntryId");
60          upgradeTable("DLFileShortcut", "fileShortcutId");
61          upgradeTable("DLFolder", "folderId");
62          upgradeTable("CalEvent", "eventId");
63          upgradeTable("IGFolder", "folderId");
64          upgradeTable("IGImage", "imageId");
65          upgradeTable("JournalArticle", "id_");
66          upgradeTable("JournalStructure", "id_");
67          upgradeTable("JournalTemplate", "id_");
68          upgradeTable("MBCategory", "categoryId");
69          upgradeTable("MBMessage", "messageId");
70          upgradeTable("PollsChoice", "choiceId");
71          upgradeTable("PollsQuestion", "questionId");
72          upgradeTable("User_", "userId");
73          upgradeTable("WikiNode", "nodeId");
74          upgradeTable("WikiPage", "pageId");
75      }
76  
77      protected void upgradeTable(String tableName, String pkColName)
78          throws Exception {
79  
80          Connection con = null;
81          PreparedStatement ps = null;
82          ResultSet rs = null;
83  
84          try {
85              con = DataAccess.getConnection();
86  
87              ps = con.prepareStatement(
88                  "SELECT " + pkColName + " FROM " + tableName +
89                      " WHERE uuid_ IS NULL or uuid_ = ''");
90  
91              rs = ps.executeQuery();
92  
93              while (rs.next()) {
94                  long pkColValue = rs.getLong(pkColName);
95  
96                  String uuid = PortalUUIDUtil.generate();
97  
98                  ps = con.prepareStatement(
99                      "UPDATE " + tableName + " SET uuid_ = '" + uuid +
100                         "' WHERE " + pkColName + " = " + pkColValue);
101 
102                 ps.executeUpdate();
103 
104                 ps.close();
105             }
106         }
107         finally {
108             DataAccess.cleanUp(con, ps, rs);
109         }
110     }
111 
112     private static Log _log = LogFactoryUtil.getLog(UpgradeUUID.class);
113 
114 }