001/*
002 * HA-JDBC: High-Availability JDBC
003 * Copyright (c) 2004-2007 Paul Ferraro
004 * 
005 * This library is free software; you can redistribute it and/or modify it 
006 * under the terms of the GNU Lesser General Public License as published by the 
007 * Free Software Foundation; either version 2.1 of the License, or (at your 
008 * option) any later version.
009 * 
010 * This library is distributed in the hope that it will be useful, but WITHOUT
011 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 
012 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License 
013 * for more details.
014 * 
015 * You should have received a copy of the GNU Lesser General Public License
016 * along with this library; if not, write to the Free Software Foundation, 
017 * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
018 * 
019 * Contact: ferraro@users.sourceforge.net
020 */
021package net.sf.hajdbc.sql;
022
023import java.sql.Connection;
024import java.sql.SQLException;
025
026import javax.sql.DataSource;
027
028
029/**
030 * A database described by a {@link DataSource}.
031 * @author  Paul Ferraro
032 */
033public class DataSourceDatabase extends CommonDataSourceDatabase<DataSource>
034{
035        /**
036         * Constructs a new database described by a {@link DataSource}.
037         */
038        public DataSourceDatabase()
039        {
040                super(DataSource.class);
041        }
042
043        /**
044         * @param dataSource A DataSource
045         * @return a database connection
046         * @throws SQLException if a database connection could not be made
047         * @see net.sf.hajdbc.Database#connect(Object)
048         */
049        @Override
050        public Connection connect(DataSource dataSource) throws SQLException
051        {
052                String user = this.getUser();
053                
054                return (user != null) ? dataSource.getConnection(user, this.getPassword()) : dataSource.getConnection();
055        }
056}