1 package org.apache.torque.dsfactory;
2
3 /* ====================================================================
4 * The Apache Software License, Version 1.1
5 *
6 * Copyright (c) 2001-2003 The Apache Software Foundation. All rights
7 * reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 *
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 *
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in
18 * the documentation and/or other materials provided with the
19 * distribution.
20 *
21 * 3. The end-user documentation included with the redistribution,
22 * if any, must include the following acknowledgment:
23 * "This product includes software developed by the
24 * Apache Software Foundation (http://www.apache.org/)."
25 * Alternately, this acknowledgment may appear in the software itself,
26 * if and wherever such third-party acknowledgments normally appear.
27 *
28 * 4. The names "Apache" and "Apache Software Foundation" and
29 * "Apache Turbine" must not be used to endorse or promote products
30 * derived from this software without prior written permission. For
31 * written permission, please contact apache@apache.org.
32 *
33 * 5. Products derived from this software may not be called "Apache",
34 * "Apache Turbine", nor may "Apache" appear in their name, without
35 * prior written permission of the Apache Software Foundation.
36 *
37 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
38 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
39 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
40 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
41 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
42 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
43 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
44 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
45 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
46 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
47 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
48 * SUCH DAMAGE.
49 * ====================================================================
50 *
51 * This software consists of voluntary contributions made by many
52 * individuals on behalf of the Apache Software Foundation. For more
53 * information on the Apache Software Foundation, please see
54 * <http://www.apache.org/>.
55 */
56
57 import javax.sql.ConnectionPoolDataSource;
58 import javax.sql.DataSource;
59
60 import org.apache.commons.configuration.Configuration;
61
62 import org.apache.commons.logging.Log;
63 import org.apache.commons.logging.LogFactory;
64
65 import org.apache.torque.Torque;
66 import org.apache.torque.TorqueException;
67 import org.apache.torque.pool.TorqueClassicDataSource;
68
69 /***
70 * A factory that uses the "old" Torque Pools for fetching a DataSource.
71 *
72 * @author <a href="mailto:jmcnally@apache.org">John McNally</a>
73 * @author <a href="mailto:hps@intermeta.de">Henning P. Schmiedehausen</a>
74 * @version $Id: TorqueDataSourceFactory.java,v 1.13 2003/08/19 18:30:34 mpoeschl Exp $
75 * @deprecated as of version 3.1, use Jdbc2PoolDataSourceFactory
76 */
77 public class TorqueDataSourceFactory
78 extends AbstractDataSourceFactory
79 implements DataSourceFactory
80 {
81
82 /*** The log. */
83 private static Log log = LogFactory.getLog(TorqueDataSourceFactory.class);
84
85 /*** The wrapped <code>DataSource</code>. */
86 private DataSource ds;
87
88 /***
89 * @see org.apache.torque.dsfactory.DataSourceFactory#getDataSource
90 */
91 public DataSource getDataSource()
92 {
93 return ds;
94 }
95
96 /***
97 * @see org.apache.torque.dsfactory.DataSourceFactory#initialize
98 */
99 public void initialize(Configuration configuration) throws TorqueException
100 {
101 if (configuration == null)
102 {
103 throw new TorqueException(
104 "Torque cannot be initialized without "
105 + "a valid configuration. Please check the log files "
106 + "for further details.");
107 }
108 ConnectionPoolDataSource cpds = initCPDS(configuration);
109 TorqueClassicDataSource tcds = initTorqueClassic(configuration);
110 tcds.setConnectionPoolDataSource(cpds);
111 ds = tcds;
112 }
113
114 /***
115 * Initializes the TorqueClassicDataSource.
116 *
117 * @param configuration where to read the settings from
118 * @throws TorqueException if a property set fails
119 * @return a configured <code>TorqueClassicDataSource</code>
120 */
121 protected TorqueClassicDataSource initTorqueClassic(
122 Configuration configuration)
123 throws TorqueException
124 {
125 log.debug("Starting initTorqueClassic");
126 TorqueClassicDataSource ds = new TorqueClassicDataSource();
127
128 Configuration c = null;
129
130 c = Torque.getConfiguration().subset(DEFAULT_POOL_KEY);
131 applyConfiguration(c, ds);
132
133 c = configuration.subset(POOL_KEY);
134 applyConfiguration(c, ds);
135 return ds;
136 }
137 }
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