java jtds连接数据库

public   void  sqlTest  throws  SQLException
    {
         try  {
            Class.forName( " net.sourceforge.jtds.jdbc.Driver " );
            Connection con  =  DriverManager.getConnection( " jdbc:jtds:sqlserver://localhost:1433/pubs " , " sa " , " sa " );            
            Statement st  =  con.createStatement();            
            ResultSet rs  =  st.executeQuery( " SELECT * FROM table1 " );
             while (rs.next())
            {
                String a  =  rs.getString( 0 );        
                
            }
        }  catch  (ClassNotFoundException e) {
             //  TODO Auto-generated catch block
            e.printStackTrace();
        }    
        
    }