构建数字化校园：基于Java的在线学习平台开发

private String courseId;

private String courseName;

private String instructor;

public Course(String courseId, String courseName, String instructor) {

this.courseId = courseId;

this.courseName = courseName;

this.instructor = instructor;

}

// Getters and Setters

}

private String userId;

private String userName;

private String userType; // "student" or "instructor"

public User(String userId, String userName, String userType) {

this.userId = userId;

this.userName = userName;

this.userType = userType;

}

// Getters and Setters

}

import java.util.List;

public class CourseManagementSystem {

private List courses = new ArrayList<>();

private List users = new ArrayList<>();

public void addCourse(Course course) {

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courses.add(course);

}

public void addUser(User user) {

users.add(user);

}

// Other methods for managing courses and users

}