1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights 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.upgrade.UpgradeProcess;
27  import com.liferay.portal.kernel.uuid.PortalUUIDUtil;
28  
29  import java.sql.Connection;
30  import java.sql.PreparedStatement;
31  import java.sql.ResultSet;
32  
33  /**
34   * <a href="UpgradeUUID.java.html"><b><i>View Source</i></b></a>
35   *
36   * @author Brian Wing Shun Chan
37   */
38  public class UpgradeUUID extends UpgradeProcess {
39  
40      protected void doUpgrade() throws Exception {
41          updateTable("BlogsEntry", "entryId");
42          updateTable("BookmarksEntry", "entryId");
43          updateTable("BookmarksFolder", "folderId");
44          updateTable("DLFileEntry", "fileEntryId");
45          updateTable("DLFileShortcut", "fileShortcutId");
46          updateTable("DLFolder", "folderId");
47          updateTable("CalEvent", "eventId");
48          updateTable("IGFolder", "folderId");
49          updateTable("IGImage", "imageId");
50          updateTable("JournalArticle", "id_");
51          updateTable("JournalStructure", "id_");
52          updateTable("JournalTemplate", "id_");
53          updateTable("MBCategory", "categoryId");
54          updateTable("MBMessage", "messageId");
55          updateTable("PollsChoice", "choiceId");
56          updateTable("PollsQuestion", "questionId");
57          updateTable("User_", "userId");
58          updateTable("WikiNode", "nodeId");
59          updateTable("WikiPage", "pageId");
60      }
61  
62      protected void updateTable(String tableName, String pkColName)
63          throws Exception {
64  
65          Connection con = null;
66          PreparedStatement ps = null;
67          ResultSet rs = null;
68  
69          try {
70              con = DataAccess.getConnection();
71  
72              ps = con.prepareStatement(
73                  "select " + pkColName + " from " + tableName +
74                      " where uuid_ IS NULL or uuid_ = ''");
75  
76              rs = ps.executeQuery();
77  
78              while (rs.next()) {
79                  long pkColValue = rs.getLong(pkColName);
80  
81                  String uuid = PortalUUIDUtil.generate();
82  
83                  runSQL(
84                      "update " + tableName + " set uuid_ = '" + uuid +
85                          "' where " + pkColName + " = " + pkColValue);
86              }
87          }
88          finally {
89              DataAccess.cleanUp(con, ps, rs);
90          }
91      }
92  
93  }