关于JPasswordField的getText（）方法过时问题解…

 try{
                String sql="SELECT * FROM username WHERE name=?";

                conn = DB.getConnection();
                prst = conn.prepareStatement(sql);
                String lll= Login.getText();
                System.out.println(lll);
                prst.setString(1,lll);

                prst.execute();
                rs = prst.executeQuery();
                if (rs.next()){

                    if( String.valueOf( regi.getPassword()).equals(rs.getString(3))){
                   
                        JOptionPane.showMessageDialog(Main, "成功", "错误",JOptionPane.WARNING_MESSAGE);
                    }else {
                        System.out.println(rs.getString(3));
                        System.out.println(regi.getPassword().toString());
                        JOptionPane.showMessageDialog(Main, "账户密码错误", "错误",JOptionPane.WARNING_MESSAGE);
                    }
                }else{
                    JOptionPane.showMessageDialog(Main, "无此用户", "错误",JOptionPane.WARNING_MESSAGE);
                }
            }catch (Exception e1){
                e1.printStackTrace();
            }     finally {
                DB.close(rs);
                DB.close(prst);
                DB.close(conn);
            }
        }