public  void close() 
{

}

 public  void closeConnection(Connection conn) throws SQLException 
{
		conn.close();
}

 public  void configure(Properties props) throws HibernateException 
{
		String jndiName = props.getProperty( Environment.DATASOURCE );
		if ( jndiName == null ) {
			String msg = "datasource JNDI name was not specified by property " + Environment.DATASOURCE;
			log.error( msg );
			throw new HibernateException( msg );
		}
		user = props.getProperty( Environment.USER );
		pass = props.getProperty( Environment.PASS );
		try {
			ds = ( DataSource ) NamingHelper.getInitialContext( props ).lookup( jndiName );
		}
		catch ( Exception e ) {
			log.error( "Could not find datasource: " + jndiName, e );
			throw new HibernateException( "Could not find datasource", e );
		}
		if ( ds == null ) {
			throw new HibernateException( "Could not find datasource: " + jndiName );
		}
		log.info( "Using datasource: " + jndiName );
}

 public Connection getConnection() throws SQLException 
{
		if (user != null || pass != null) {
			return ds.getConnection(user, pass);
		}
		else {
			return ds.getConnection();
		}
}

 public DataSource getDataSource() 
{
	   
		return ds;
}

 public  void setDataSource(DataSource ds) 
{
		this.ds = ds;
}

 public boolean supportsAggressiveRelease() 
{
		return true;
}