Javaを利用したオンライン試験システムの受講管理モジュールの実装

public class Student {
    private String name;
    private String studentID;
    private String grade;

    // 构造函数
    public Student(String name, String studentID, String grade) {
        this.name = name;
        this.studentID = studentID;
        this.grade = grade;
    }

    // getter和setter方法
    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public String getStudentID() {
        return studentID;
    }

    public void setStudentID(String studentID) {
        this.studentID = studentID;
    }

    public String getGrade() {
        return grade;
    }

    public void setGrade(String grade) {
        this.grade = grade;
    }
}

import java.util.ArrayList;
import java.util.Date;
import java.util.List;

public class StudentAttendanceManager {
    private List<Student> students;
    private List<Date> attendances;

    // 构造函数
    public StudentAttendanceManager() {
        students = new ArrayList<>();  // 初始化学生列表
        attendances = new ArrayList<>();  // 初始化考勤情况列表
    }

    // 学生签到方法
    public void signIn(Student student) {
        attendances.add(new Date());  // 记录当前时间到考勤情况列表中
        System.out.println(student.getName() + "签到成功！");
    }

    // 学生签退方法
    public void signOut(Student student) {
        attendances.add(new Date());  // 记录当前时间到考勤情况列表中
        System.out.println(student.getName() + "签退成功！");
    }

    // 查看学生考勤情况方法
    public void viewAttendance() {
        for (int i = 0; i < students.size(); i++) {
            System.out.println("学生姓名：" + students.get(i).getName());
            System.out.println("学生学号：" + students.get(i).getStudentID());
            System.out.println("学生班级：" + students.get(i).getGrade());
            System.out.println("签到时间：" + attendances.get(i * 2));
            System.out.println("签退时间：" + attendances.get(i * 2 + 1));
            System.out.println("------------------------------------");
        }
    }
}

public class Main {
    public static void main(String[] args) {
        // 创建学生对象
        Student student1 = new Student("张三", "201910001", "一班");
        Student student2 = new Student("李四", "201910002", "一班");

        // 创建学生考勤管理类对象
        StudentAttendanceManager manager = new StudentAttendanceManager();

        // 学生签到
        manager.signIn(student1);
        manager.signIn(student2);

        // 学生签退
        manager.signOut(student1);
        manager.signOut(student2);

        // 查看学生考勤情况
        manager.viewAttendance();
    }
}