coding_login

if (username.getText().equals("ani")){
       if(pass.getText().equals("ani")){
           new PenjualanKu().show();
           this.dispose();
       }else {
           JOptionPane.showMessageDialog(rootPane, "Password salah");
           pass.setText("");
           pass.requestFocus();
       }

   }else {
       JOptionPane.showMessageDialog(rootPane, "Username Salah");
       username.setText("");
       pass.setText("");
           username.requestFocus();
   }