001    /*
002     * Sonar, open source software quality management tool.
003     * Copyright (C) 2009 SonarSource SA
004     * mailto:contact AT sonarsource DOT com
005     *
006     * Sonar is free software; you can redistribute it and/or
007     * modify it under the terms of the GNU Lesser General Public
008     * License as published by the Free Software Foundation; either
009     * version 3 of the License, or (at your option) any later version.
010     *
011     * Sonar is distributed in the hope that it will be useful,
012     * but WITHOUT ANY WARRANTY; without even the implied warranty of
013     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
014     * Lesser General Public License for more details.
015     *
016     * You should have received a copy of the GNU Lesser General Public
017     * License along with Sonar; if not, write to the Free Software
018     * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02
019     */
020    package org.sonar.api.database;
021    
022    import org.apache.commons.configuration.Configuration;
023    import org.apache.commons.lang.StringUtils;
024    
025    import java.sql.Connection;
026    import java.sql.DriverManager;
027    import java.sql.SQLException;
028    import java.util.Properties;
029    
030    public class DriverDatabaseConnector extends AbstractDatabaseConnector {
031    
032      public DriverDatabaseConnector(Configuration configuration) {
033        super(configuration, true);
034      }
035    
036      public String getDriver() {
037        String driver = getConfiguration().getString(DatabaseProperties.PROP_DRIVER);
038        if (driver == null) {
039          driver = getConfiguration().getString(DatabaseProperties.PROP_DRIVER_DEPRECATED);
040        }
041        if (driver == null) {
042          driver = DatabaseProperties.PROP_DRIVER_DEFAULT_VALUE;
043        }
044        return driver;
045      }
046    
047      public String getUrl() {
048        return getConfiguration().getString(DatabaseProperties.PROP_URL, DatabaseProperties.PROP_URL_DEFAULT_VALUE);
049      }
050    
051      public String getUsername() {
052        String username = getConfiguration().getString(DatabaseProperties.PROP_USER);
053        if (username == null) {
054          username = getConfiguration().getString(DatabaseProperties.PROP_USER_DEPRECATED);
055        }
056        if (username == null) {
057          username = DatabaseProperties.PROP_USER_DEFAULT_VALUE;
058        }
059        return username;
060      }
061    
062      public String getPassword() {
063        return getConfiguration().getString(DatabaseProperties.PROP_PASSWORD, DatabaseProperties.PROP_PASSWORD_DEFAULT_VALUE);
064      }
065    
066      public Connection getConnection() throws SQLException {
067        try {
068          Class.forName(getDriver());
069        } catch (ClassNotFoundException e) {
070          SQLException ex = new SQLException("SQL driver not found " + getDriver());
071          ex.initCause(e);
072          throw ex;
073        }
074        return DriverManager.getConnection(getUrl(), getUsername(), getPassword());
075      }
076    
077      @Override
078      public void setupEntityManagerFactory(Properties factoryProps) {
079        factoryProps.put("hibernate.connection.url", getUrl());
080        factoryProps.put("hibernate.connection.driver_class", getDriver());
081        factoryProps.put("hibernate.connection.username", getUsername());
082        if (StringUtils.isNotEmpty(getPassword())) {
083          factoryProps.put("hibernate.connection.password", getPassword());
084        }
085      }
086    }