Coverage report

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org.apache.commons.jelly.tags.sql.DataSourceWrapper
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 1  
 /*
 2  
  * Copyright 2002,2004 The Apache Software Foundation.
 3  
  *
 4  
  * Licensed under the Apache License, Version 2.0 (the "License");
 5  
  * you may not use this file except in compliance with the License.
 6  
  * You may obtain a copy of the License at
 7  
  *
 8  
  *      http://www.apache.org/licenses/LICENSE-2.0
 9  
  *
 10  
  * Unless required by applicable law or agreed to in writing, software
 11  
  * distributed under the License is distributed on an "AS IS" BASIS,
 12  
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 13  
  * See the License for the specific language governing permissions and
 14  
  * limitations under the License.
 15  
  */
 16  
 
 17  
 package org.apache.commons.jelly.tags.sql;
 18  
 
 19  
 import java.io.PrintWriter;
 20  
 import java.sql.Connection;
 21  
 import java.sql.DriverManager;
 22  
 import java.sql.SQLException;
 23  
 
 24  
 import javax.sql.DataSource;
 25  
 
 26  
 import org.apache.commons.jelly.tags.Resources;
 27  
 import org.apache.commons.jelly.util.ClassLoaderUtils;
 28  
 import org.apache.commons.logging.Log;
 29  
 import org.apache.commons.logging.LogFactory;
 30  
 
 31  
 /**
 32  
  * <p>A simple <code>DataSource</code> wrapper for the standard
 33  
  * <code>DriverManager</code> class.
 34  
  *
 35  
  * @author Hans Bergsten
 36  
  */
 37  0
 public class DataSourceWrapper implements DataSource {
 38  
 
 39  
     /** The Log to which logging calls will be made. */
 40  0
     private static final Log log = LogFactory.getLog(DataSourceWrapper.class);
 41  
 
 42  
     private String driverClassName;
 43  
     private String jdbcURL;
 44  
     private String userName;
 45  
     private String password;
 46  
 
 47  
     public void setDriverClassName(String driverClassName)
 48  
         throws ClassNotFoundException, InstantiationException, IllegalAccessException {
 49  
 
 50  0
         if (log.isDebugEnabled()) {
 51  0
             log.debug("Loading JDBC driver: [" + driverClassName + "]");
 52  
         }
 53  
 
 54  0
         this.driverClassName = driverClassName;
 55  0
         ClassLoaderUtils.getClassLoader(getClass()).loadClass(driverClassName).newInstance();
 56  0
     }
 57  
 
 58  
     public void setJdbcURL(String jdbcURL) {
 59  0
         this.jdbcURL = jdbcURL;
 60  0
     }
 61  
 
 62  
     public void setUserName(String userName) {
 63  0
         this.userName = userName;
 64  0
     }
 65  
 
 66  
     public void setPassword(String password) {
 67  0
         this.password = password;
 68  0
     }
 69  
 
 70  
     /**
 71  
      * Returns a Connection using the DriverManager and all
 72  
      * set properties.
 73  
      */
 74  
     public Connection getConnection() throws SQLException {
 75  0
         Connection conn = null;
 76  0
         if (userName != null) {
 77  0
             if (log.isDebugEnabled()) {
 78  0
                 log.debug(
 79  
                     "Creating connection from url: " + jdbcURL + " userName: " + userName);
 80  
             }
 81  
 
 82  0
             conn = DriverManager.getConnection(jdbcURL, userName, password);
 83  
         }
 84  
         else {
 85  0
             if (log.isDebugEnabled()) {
 86  0
                 log.debug("Creating connection from url: " + jdbcURL);
 87  
             }
 88  
 
 89  0
             conn = DriverManager.getConnection(jdbcURL);
 90  
         }
 91  0
         if (log.isDebugEnabled()) {
 92  0
             log.debug(
 93  
                 "Created connection: " + conn );
 94  
         }
 95  0
         return conn;
 96  
     }
 97  
 
 98  
     /**
 99  
      * Always throws a SQLException. Username and password are set
 100  
      * in the constructor and can not be changed.
 101  
      */
 102  
     public Connection getConnection(String username, String password)
 103  
         throws SQLException {
 104  0
         throw new SQLException(Resources.getMessage("NOT_SUPPORTED"));
 105  
     }
 106  
 
 107  
     /**
 108  
      * Always throws a SQLException. Not supported.
 109  
      */
 110  
     public int getLoginTimeout() throws SQLException {
 111  0
         throw new SQLException(Resources.getMessage("NOT_SUPPORTED"));
 112  
     }
 113  
 
 114  
     /**
 115  
      * Always throws a SQLException. Not supported.
 116  
      */
 117  
     public PrintWriter getLogWriter() throws SQLException {
 118  0
         throw new SQLException(Resources.getMessage("NOT_SUPPORTED"));
 119  
     }
 120  
 
 121  
     /**
 122  
      * Always throws a SQLException. Not supported.
 123  
      */
 124  
     public void setLoginTimeout(int seconds) throws SQLException {
 125  0
         throw new SQLException(Resources.getMessage("NOT_SUPPORTED"));
 126  
     }
 127  
 
 128  
     /**
 129  
      * Always throws a SQLException. Not supported.
 130  
      */
 131  
     public synchronized void setLogWriter(PrintWriter out) throws SQLException {
 132  0
         throw new SQLException(Resources.getMessage("NOT_SUPPORTED"));
 133  
     }
 134  
 
 135  
 }

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