用英语且写出大学生个人事务管理系统中的public权限函数声明和protected权限函数声明,并写出每个函数声明的pre和ret

Public function declarations in a personal affairs management system for college students may include: 1. void addTask(Task task) - Pre: The user is logged in and has permission to add tasks. - Ret: None 2. void editTask(Task task) - Pre: The user is logged in and has permission to edit tasks. - Ret: None 3. void deleteTask(Task task) - Pre: The user is logged in and has permission to delete tasks. - Ret: None 4. void addNote(Note note) - Pre: The user is logged in and has permission to add notes. - Ret: None 5. void editNote(Note note) - Pre: The user is logged in and has permission to edit notes. - Ret: None 6. void deleteNote(Note note) - Pre: The user is logged in and has permission to delete notes. - Ret: None 7. void setReminder(Reminder reminder) - Pre: The user is logged in and has permission to set reminders. - Ret: None 8. List getTasks() - Pre: The user is logged in and has permission to view tasks. - Ret: A list of all tasks in the user's task list. 9. List getNotes() - Pre: The user is logged in and has permission to view notes. - Ret: A list of all notes in the user's note list. 10. User getUser() - Pre: The user is logged in and has permission to view their own profile. - Ret: The current user object. Protected function declarations in a personal affairs management system for college students may include: 1. void encryptData(String data) - Pre: The data to be encrypted is sensitive and needs to be protected from unauthorized access. - Ret: None 2. void decryptData(String data) - Pre: The data to be decrypted was previously encrypted using the same encryption algorithm and key. - Ret: None 3. boolean authenticateUser(String username, String password) - Pre: The user has entered their login credentials. - Ret: True if the credentials are valid, false otherwise. 4. void authorizeAccess(User user, Function function) - Pre: The user is logged in and attempting to access a specific function within the system. - Ret: None 5. void handleException(Exception e) - Pre: An exception has occurred during system operation. - Ret: None