refactoring: follow up on the redundancy on the Menu (element 11-13)

src/main/java/org/example/Administration.java

@@ -541,38 +541,6 @@ public class Administration {
         return false;
     }
 
-
-    public void createCourse(String courseName, String courseID, int credits) {
-        // Check if a course with the given ID already exists
-        if (findCourseByID(courseID) != null) {
-            System.out.println("A course with ID " + courseID + " already exists.");
-        } else {
-            Course newCourse = new Course(courseName, courseID, credits);
-            courses.add(newCourse);
-            System.out.println("Course " + courseName + " (" + courseID + ") created successfully.");
-        }
-    }
-
-    public boolean enrollStudentInCourse(String studentId, String courseId) {
-        Student student = findStudentById(studentId);
-        Course course = findCourseByID(courseId);
-        if (student != null && course != null) {
-            // If the course is not already enrolled
-            if (!student.getCourseGrades().containsKey(course)) {
-                student.getCourseGrades().put(course, "Not Graded");
-                System.out.println("Student " + studentId + " enrolled in course " + courseId + ".");
-                return true;
-            } else {
-                System.out.println("Student " + studentId + " is already enrolled in course " + courseId + ".");
-                return false;
-            }
-        } else {
-            if (student == null) System.out.println("Student ID not found.");
-            if (course == null) System.out.println("Course ID not found.");
-            return false;
-        }
-    }
-
 }
 
 

src/main/java/org/example/Main.java

@@ -30,10 +30,7 @@ public class Main {
             System.out.println("8. View Courses");
             System.out.println("9. Assign Grade to Student");
             System.out.println("10. View Grades from Student");
-            System.out.println("11. View User");
-            System.out.println("12. Delete User");
-            System.out.println("13. View Course List");
-            System.out.println("14. Exit (includes saving data in the files)");
+            System.out.println("11. Exit (includes saving data in the files)");
             System.out.print("Select an option: ");
 
             int choice = scanner.nextInt();
@@ -104,10 +101,8 @@ public class Main {
                 case 10:
                     // View Grades from Student
                     break;
+
                 case 11:
-                    // Delete User
-                    break;
-                case 12:
                     // Exit (includes saving data in the files)
                     exit = true;
                     System.out.println("Exiting...");