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Java > Open Source Codes > com > caucho > transaction > cfg > TransactionManagerConfig


1 /*
2  * Copyright (c) 1998-2006 Caucho Technology -- all rights reserved
3  *
4  * This file is part of Resin(R) Open Source
5  *
6  * Each copy or derived work must preserve the copyright notice and this
7  * notice unmodified.
8  *
9  * Resin Open Source is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  *
14  * Resin Open Source is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17  * of NON-INFRINGEMENT. See the GNU General Public License for more
18  * details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with Resin Open Source; if not, write to the
22  * Free SoftwareFoundation, Inc.
23  * 59 Temple Place, Suite 330
24  * Boston, MA 02111-1307 USA
25  *
26  * @author Scott Ferguson
27  */
28
29 package com.caucho.transaction.cfg;
30
31 import com.caucho.config.ConfigException;
32 import com.caucho.transaction.TransactionManagerImpl;
33 import com.caucho.transaction.xalog.AbstractXALogManager;
34 import com.caucho.util.L10N;
35 import com.caucho.util.Log;
36
37 import java.io.IOException JavaDoc;
38 import java.util.logging.Level JavaDoc;
39 import java.util.logging.Logger JavaDoc;
40
41 /**
42  * Configures the transaction manager.
43  */
44 public class TransactionManagerConfig {
45   private static L10N L = new L10N(TransactionManagerConfig.class);
46   private static Logger JavaDoc log = Log.open(TransactionManagerConfig.class);
47
48   private AbstractXALogManager _xaLog;
49
50   /**
51    * Configures the xa log.
52    */
53   public AbstractXALogManager createTransactionLog()
54     throws ConfigException
55   {
56     try {
57       Class JavaDoc cl = Class.forName("com.caucho.transaction.xalog.XALogManager");
58       
59       _xaLog = (AbstractXALogManager) cl.newInstance();
60     } catch (Throwable JavaDoc e) {
61       log.log(Level.FINER, e.toString(), e);
62     }
63
64     if (_xaLog == null)
65       throw new ConfigException(L.l("<transaction-log> requires Resin Professional. See http://www.caucho.com for information and licensing."));
66
67     return _xaLog;
68   }
69
70   /**
71    * Initializes the XA manager.
72    */
73   public void start()
74     throws ConfigException
75   {
76     try {
77       TransactionManagerImpl tm = TransactionManagerImpl.getLocal();
78
79       tm.setXALogManager(_xaLog);
80
81       _xaLog.start();
82     } catch (IOException JavaDoc e) {
83       throw new ConfigException(e);
84     }
85   }
86 }
87
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