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.verify;
24  
25  import com.liferay.portal.kernel.dao.db.DB;
26  import com.liferay.portal.kernel.dao.db.DBFactoryUtil;
27  import com.liferay.portal.kernel.dao.jdbc.DataAccess;
28  import com.liferay.portal.kernel.log.Log;
29  import com.liferay.portal.kernel.log.LogFactoryUtil;
30  import com.liferay.portal.util.PropsValues;
31  
32  import java.sql.Connection;
33  import java.sql.PreparedStatement;
34  import java.sql.ResultSet;
35  
36  /**
37   * <a href="VerifyMySQL.java.html"><b><i>View Source</i></b></a>
38   *
39   * @author Brian Wing Shun Chan
40   */
41  public class VerifyMySQL extends VerifyProcess {
42  
43      protected void alterTableEngine(String tableName) throws Exception {
44          if (_log.isInfoEnabled()) {
45              _log.info(
46                  "Updating table " + tableName + " to use engine " +
47                      PropsValues.DATABASE_MYSQL_ENGINE);
48          }
49  
50          Connection con = null;
51          PreparedStatement ps = null;
52  
53          try {
54              con = DataAccess.getConnection();
55  
56              ps = con.prepareStatement(
57                  "alter table " + tableName + " engine " +
58                      PropsValues.DATABASE_MYSQL_ENGINE);
59  
60              ps.executeUpdate();
61          }
62          finally {
63              DataAccess.cleanUp(con, ps);
64          }
65      }
66  
67      protected void doVerify() throws Exception {
68          DB db = DBFactoryUtil.getDB();
69  
70          if (!db.getType().equals(DB.TYPE_MYSQL)) {
71              return;
72          }
73  
74          Connection con = null;
75          PreparedStatement ps = null;
76          ResultSet rs = null;
77  
78          try {
79              con = DataAccess.getConnection();
80  
81              ps = con.prepareStatement("show table status");
82  
83              rs = ps.executeQuery();
84  
85              while (rs.next()) {
86                  String tableName = rs.getString("Name");
87                  String engine = rs.getString("Engine");
88  
89                  if (!engine.equalsIgnoreCase(
90                          PropsValues.DATABASE_MYSQL_ENGINE)) {
91  
92                      alterTableEngine(tableName);
93                  }
94              }
95          }
96          finally {
97              DataAccess.cleanUp(con, ps, rs);
98          }
99      }
100 
101     private static Log _log = LogFactoryUtil.getLog(VerifyMySQL.class);
102 
103 }