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.dao.jdbc.pool.c3p0;
24  
25  import com.liferay.portal.kernel.log.Log;
26  import com.liferay.portal.kernel.log.LogFactoryUtil;
27  import com.liferay.portal.kernel.util.GetterUtil;
28  import com.liferay.portal.util.PropsUtil;
29  
30  import com.mchange.v2.c3p0.ConnectionCustomizer;
31  
32  import java.sql.Connection;
33  
34  /**
35   * <a href="PortalConnectionCustomizer.java.html"><b><i>View Source</i></b></a>
36   *
37   * @author Brian Wing Shun Chan
38   */
39  public class PortalConnectionCustomizer implements ConnectionCustomizer {
40  
41      public void onAcquire(
42              Connection connection, String parentDataSourceIdentityToken)
43          throws Exception {
44  
45          if (_log.isDebugEnabled()) {
46              _log.debug("JDBC property prefix " + parentDataSourceIdentityToken);
47          }
48  
49          String transactionIsolation = PropsUtil.get(
50              parentDataSourceIdentityToken + "transactionIsolation");
51  
52          if (_log.isDebugEnabled()) {
53              _log.debug("Custom transaction isolation " + transactionIsolation);
54          }
55  
56          if (transactionIsolation != null) {
57              connection.setTransactionIsolation(
58                  GetterUtil.getInteger(transactionIsolation));
59          }
60      }
61  
62      public void onCheckIn(
63          Connection connection, String parentDataSourceIdentityToken) {
64      }
65  
66      public void onCheckOut(
67          Connection connection, String parentDataSourceIdentityToken) {
68      }
69  
70      public void onDestroy(
71          Connection connection, String parentDataSourceIdentityToken) {
72      }
73  
74      private static Log _log =
75          LogFactoryUtil.getLog(PortalConnectionCustomizer.class);
76  
77  }