1 /***
2 * @(#)XADataSourceFactory.java
3 *
4 * JFoxSOAF, Service-Oriented Application Framework
5 *
6 * Copyright(c) JFoxSOAF Team
7 *
8 * Licensed under the GNU LGPL, Version 2.1 (the "License");
9 * you may not use this file except in compliance with the License.
10 * You may obtain a copy of the License at
11 *
12 * http://www.gnu.org/copyleft/lesser.html
13 *
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
19 *
20 * For more information, please visit:
21 * http://www.jfox.cn/confluence/display/JFoxSOAF/Home
22 * http://www.huihoo.org/jfox/jfoxsoaf
23 */
24
25 package org.huihoo.jfox.soaf.services.jdbc;
26
27 import java.util.Hashtable;
28 import java.util.ResourceBundle;
29
30 import javax.sql.DataSource;
31
32 import org.apache.commons.lang.math.NumberUtils;
33 import org.apache.commons.logging.Log;
34 import org.apache.commons.logging.LogFactory;
35 import org.enhydra.jdbc.standard.StandardXADataSource;
36 import org.huihoo.jfox.soaf.container.ServiceFactory;
37 import org.huihoo.jfox.soaf.services.transaction.JotmTransactionService;
38
39 import com.jenkov.mrpersister.jdbc.DataSourceFactory;
40
41 /***
42 * <p>
43 * XADataSource Factory.
44 * </p>
45 *
46 * @author <a href="mailto:founder_chen@yahoo.com.cn">Peter Cheng </a>
47 * @version $Revision: 1.5 $ $Date: 2005/05/22 06:49:48 $
48 * @version Revision: 1.0
49 */
50
51 public class XADataSourceFactory extends DataSourceFactory {
52
53 /***
54 * @param arg0
55 */
56 public XADataSourceFactory(ResourceBundle arg0) {
57 super(arg0);
58 }
59
60 private DataSource xads;
61
62 private Hashtable attributes = new Hashtable();
63
64 private JotmTransactionService jotmTS = (JotmTransactionService) ServiceFactory
65 .getInstance().getService(JotmTransactionService.class);
66
67 private final Log logger = LogFactory.getLog(getClass());
68
69 public DataSource getInstance() {
70 xads = new StandardXADataSource();
71 try {
72 ((StandardXADataSource) xads)
73 .setDriverName((String) getAttribute(DatabaseConstant.JDBC_DRIVER_CLASS_NAME));
74 ((StandardXADataSource) xads)
75 .setUrl((String) getAttribute(DatabaseConstant.JDBC_URL));
76 ((StandardXADataSource) xads)
77 .setUser((String) getAttribute(DatabaseConstant.JDBC_USERNAME));
78 ((StandardXADataSource) xads)
79 .setPassword((String) getAttribute(DatabaseConstant.JDBC_PASSWORD));
80 String maxConNum = (String) getAttribute(DatabaseConstant.JDBC_MAX_POOL_SIZE);
81 String minConNum = (String) getAttribute(DatabaseConstant.JDBC_MIN_POOL_SIZE);
82 ((StandardXADataSource) xads).setMaxCon(NumberUtils
83 .toInt(maxConNum));
84 ((StandardXADataSource) xads).setMinCon(NumberUtils
85 .toInt(minConNum));
86 ((StandardXADataSource) xads).setTransactionManager(jotmTS
87 .getTransactionManager());
88 } catch (Exception e) {
89 logger.error("Init XADataSource failed " + e.getMessage());
90 }
91 return xads;
92 }
93
94 /***
95 * Return the configuration attribute with the specified name (if any), or
96 * <code>null</code> if there is no such attribute.
97 *
98 * @param name
99 * Name of the attribute to return
100 * @return attribute
101 */
102 public Object getAttribute(String name) {
103 return attributes.get(name);
104 }
105 }