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1   /***
2    * @(#) DataSourceServiceImpl.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 javax.sql.DataSource;
28  
29  import org.huihoo.jfox.soaf.exception.DataSourceConfigurationException;
30  import org.huihoo.jfox.soaf.exception.ServiceLocatorException;
31  import org.huihoo.jfox.soaf.services.ejb.ServiceLocator;
32  
33  import org.apache.commons.lang.StringUtils;
34  
35  /***
36   * Database datasource serivce implementation
37   * 
38   * @author <a href="mailto:founder_chen@yahoo.com.cn">Peter Cheng </a>
39   * @version $Revision: 1.5 $ $Date: 2006/02/15 08:45:45 $
40   * @version Revision: 1.0
41   */
42  
43  public class DataSourceServiceImpl implements DataSourceService {
44  
45      private ServiceLocator serviceLocator;
46  
47      /***
48       * @param serviceLocator
49       */
50      public DataSourceServiceImpl(ServiceLocator serviceLocator) {
51          this.serviceLocator = serviceLocator;
52      }
53  
54      /***
55       * @see org.huihoo.jfox.soaf.services.jdbc.DataSourceService#getDataSource(java.lang.String)
56       */
57      public DataSource getDataSource(String dataSourceName)
58              throws DataSourceConfigurationException, ServiceLocatorException {
59          if (StringUtils.isEmpty(dataSourceName)) {
60              return DataSourceFactory.getDataSource();
61          } else {
62              return serviceLocator.getDataSource(dataSourceName);
63          }
64      }   
65      
66  
67  }