Map parameters = new HashMap();
Connection connex = DriverManager.getConnection("jdbc:mysql://localhost:3306/Bakery_System","root",null);
InputStream jasper1 = getClass().getResourceAsStream("print_order.jasper");
JasperPrint jp1 = JasperFillManager.fillReport(jasper1, parameters,connex);
JasperViewer.viewReport(jp1,false);