public class GradeUpdateDialog extends JInternalFrame
{private static final long serialVersionUID = 1L;private IReload reload = null;private Grade grade = null;private JTextField txtGradeName;private GradeService gradeService = new GradeService();public GradeUpdateDialog(){init();}private void init(){setClosable(true);setBounds(100, 100, 450, 300);setDefaultCloseOperation(DISPOSE_ON_CLOSE);getContentPane().setLayout(null);JLabel label = new JLabel("班级编号");label.setBounds(62, 35, 111, 57);getContentPane().add(label);txtGradeName = new JTextField();txtGradeName.setColumns(10);txtGradeName.setBounds(151, 130, 158, 21);txtGradeName.setText(grade.getGradeName());getContentPane().add(txtGradeName);JLabel label_1 = new JLabel("班级名称");label_1.setBounds(62, 112, 111, 57);getContentPane().add(label_1);JLabel lblGradeId = new JLabel("");lblGradeId.setBounds(151, 50, 99, 21);lblGradeId.setText(Integer.toString(grade.getGradeId()));getContentPane().add(lblGradeId);JButton btnSave = new JButton("保存");btnSave.addActionListener(new ActionListener(){public void actionPerformed(ActionEvent e){int id = Integer.parseInt(lblGradeId.getText());String name = txtGradeName.getText();Grade g = new Grade(id, name);/* GradeService gradeService = new GradeService(); */boolean isSave = gradeService.update(g);if (isSave) {System.out.println("保存成功");reload.reload();GradeUpdateDialog.this.dispose();} else {System.out.println("保存失败");}}});btnSave.setBounds(62, 206, 93, 23);getContentPane().add(btnSave);JButton btnCancel = new JButton("取消");btnCancel.addActionListener(new ActionListener(){public void actionPerformed(ActionEvent e){GradeUpdateDialog.this.dispose();}});btnCancel.setBounds(236, 206, 93, 23);getContentPane().add(btnCancel);}}