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    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: 1.1 $ $Date: 2006/02/15 08:45:45 $
    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 }