refactoring: Moved dropStudentFromCourse Method to Administration class

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

@@ -1,9 +1,6 @@
 package org.example;
 
-import java.util.ArrayList;
-import java.util.Iterator;
-import java.util.List;
-import java.util.Scanner;
+import java.util.*;
 
 public class Administration {
     /**
@@ -541,6 +538,29 @@ public class Administration {
         return false;
     }
 
+    public void dropStudentFromCourse(String studentID, String courseID){
+        Student student = this.findStudentById(studentID);
+        Course course = this.findCourseByID(courseID);
+
+        Map<Course, String> studentCourses = student.getCourseGrades();
+        if (student != null && course != null) {
+
+            if(studentCourses.containsKey(course)){
+                studentCourses.remove(course);
+                student.setCourseGrades(studentCourses);
+                System.out.println("Student has been dropped from the choosen course");
+            }
+            else{
+                System.out.println("Student was not in this course");
+            }
+
+        } else {
+            if (student == null) System.out.println("Student ID not found.");
+            if (course == null) System.out.println("Course ID not found.");
+        }
+
+    }
+
 }
 
 

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

@@ -63,26 +63,7 @@ public class Main {
                     System.out.println("Enter Course ID");
                     String courseIdToDrop = scanner.next();
 
-                    Student student = administration.findStudentById(studentID);
-                    Course course = administration.findCourseByID(courseIdToDrop);
-
-                    Map<Course, String> studentCourses = student.getCourseGrades();
-                    if (student != null && course != null) {
-
-                        if(studentCourses.containsKey(course)){
-                            studentCourses.remove(course);
-                            student.setCourseGrades(studentCourses);
-                            System.out.println("Student has been dropped from the choosen course");
-                        }
-                        else{
-                            System.out.println("Student was not in this course");
-                        }
-
-                    } else {
-                        if (student == null) System.out.println("Student ID not found.");
-                        if (course == null) System.out.println("Course ID not found.");
-                    }
-
+                   administration.dropStudentFromCourse(studentID, courseIdToDrop);
 
                     break;
                 case 6: