Java Swing + MyBatis框架实现的学生信息管理系统（源码+数据库）

package guanzhi.GUITest; import guanzhi.pojo.Student; import guanzhi.service.StudentService; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JOptionPane; import javax.swing.JPanel; import javax.swing.JTextField; import javax.swing.border.EmptyBorder; import java.util.Calendar; /** * @author CSDN 观止study * 碰到问题需要远程协助可添加微信：fsp365study */ public class UpdateView extends JFrame { private JPanel contentPane; private JTextField sidText; private JTextField nameText; private JTextField ageText; private JTextField majorText; private JTextField gradeText; private JTextField loveSubjText; private JTextField enterTimeText; private StudentService service = new StudentService(); public UpdateView(final int id, UserListView userListView) { setTitle("学生编辑"); setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE); setBounds(100, 100, 443, 450); setLocationRelativeTo(null); contentPane = new JPanel(); contentPane.setBorder(new EmptyBorder(5, 5, 5, 5)); setContentPane(contentPane); contentPane.setLayout(null); JLabel lblNewLabel = new JLabel("学号："); lblNewLabel.setBounds(112, 50, 43, 15); contentPane.add(lblNewLabel); sidText = new JTextField(); sidText.setBounds(151, 47, 160, 21); contentPane.add(sidText); sidText.setColumns(10); JLabel lblNewLabel_1 = new JLabel("姓名："); lblNewLabel_1.setBounds(112, 93, 43, 15); contentPane.add(lblNewLabel_1); nameText = new JTextField(); nameText.setBounds(151, 90, 160, 21); contentPane.add(nameText); nameText.setColumns(10); JLabel lblNewLabel_2 = new JLabel("年龄："); lblNewLabel_2.setBounds(112, 134, 43, 15); contentPane.add(lblNewLabel_2); ageText = new JTextField(); ageText.setBounds(151, 130, 160, 21); contentPane.add(ageText); ageText.setColumns(10); JLabel lblNewLabel_3 = new JLabel("专业："); lblNewLabel_3.setBounds(112, 177, 43, 15); contentPane.add(lblNewLabel_3); majorText = new JTextField(); majorText.setBounds(151, 177, 160, 21); contentPane.add(majorText); majorText.setColumns(10); JLabel lblNewLabel_4 = new JLabel("班级："); lblNewLabel_4.setBounds(111, 220, 43, 15); contentPane.add(lblNewLabel_4); gradeText = new JTextField(); gradeText.setBounds(151, 220, 160, 21); contentPane.add(gradeText); gradeText.setColumns(10); JLabel lblNewLabel_5 = new JLabel("偏爱学科："); lblNewLabel_5.setBounds(90, 263, 70, 15); contentPane.add(lblNewLabel_5); loveSubjText = new JTextField(); loveSubjText.setBounds(151, 263, 160, 21); contentPane.add(loveSubjText); loveSubjText.setColumns(10); JLabel lblNewLabel_6 = new JLabel("入学时间："); lblNewLabel_6.setBounds(90, 303, 70, 15); contentPane.add(lblNewLabel_6); enterTimeText = new JTextField(); enterTimeText.setBounds(151, 303, 160, 21); contentPane.add(enterTimeText); enterTimeText.setColumns(10); //保存 JButton saveBtn = new JButton("保存"); saveBtn.addActionListener(e -> { String sid = sidText.getText(); String name = nameText.getText(); String age = ageText.getText(); String major = majorText.getText(); String grade = gradeText.getText(); String loveSubj = loveSubjText.getText(); String enterTime = enterTimeText.getText(); if (sid == null || "".equals(sid)) { JOptionPane.showMessageDialog(contentPane, "请输入学号", "系统提示", JOptionPane.WARNING_MESSAGE); return; } if (name == null || "".equals(name)) { JOptionPane.showMessageDialog(contentPane, "请输入姓名", "系统提示", JOptionPane.WARNING_MESSAGE); return; } if (age == null || "".equals(age)) { JOptionPane.showMessageDialog(contentPane, "请输入年龄", "系统提示", JOptionPane.WARNING_MESSAGE); return; } if (major == null || "".equals(major)) { JOptionPane.showMessageDialog(contentPane, "请输入专业", "系统提示", JOptionPane.WARNING_MESSAGE); return; } if (grade == null || "".equals(grade)) { JOptionPane.showMessageDialog(contentPane, "请输入年纪", "系统提示", JOptionPane.WARNING_MESSAGE); return; } if (loveSubj == null || "".equals(loveSubj)) { JOptionPane.showMessageDialog(contentPane, "请输入偏爱学科", "系统提示", JOptionPane.WARNING_MESSAGE); return; } if (enterTime == null || "".equals(enterTime)) { JOptionPane.showMessageDialog(contentPane, "请输入入学时间", "系统提示", JOptionPane.WARNING_MESSAGE); return; } // 判断学号是否重复 Student s = service.selectBySid(sid); if (s != null && s.getId() != id) { JOptionPane.showMessageDialog(contentPane, "学号已存在", "系统提示", JOptionPane.WARNING_MESSAGE); return; } // 计算状态 String status; Calendar calendar = Calendar.getInstance(); // 获取当前年 int now = calendar.get(Calendar.YEAR); try { int enter = Integer.parseInt(enterTime); status = now - enter > 4 ? "毕业" : "在读"; } catch (Exception err) { JOptionPane.showMessageDialog(contentPane, "入学时间格式错误!"); return; } Student student = new Student(); student.setSid(sid); student.setName(name); student.setAge(Integer.parseInt(age)); student.setMajor(major); student.setGrade(grade); student.setLoveSubj(loveSubj); student.setEnterTime(enterTime); student.setStatus(status); student.setId(id); //修改并保存重新录入的数据 service.update(student); dispose(); JOptionPane.showMessageDialog(contentPane, "修改成功!"); userListView.load(null); }); saveBtn.setBounds(151, 340, 74, 23); contentPane.add(saveBtn); //取消 JButton cancelBtn = new JButton("取消"); cancelBtn.addActionListener(e -> dispose()); cancelBtn.setBounds(237, 340, 74, 23); contentPane.add(cancelBtn); //数据回显 Student student = service.selectByid(id); sidText.setText(student.getSid()); nameText.setText(student.getName()); ageText.setText(String.valueOf(student.getAge())); majorText.setText(student.getMajor()); gradeText.setText(student.getGrade()); loveSubjText.setText(student.getLoveSubj()); enterTimeText.setText(student.getEnterTime()); } }