Created a student management system using abstraction

src/main/java/students/amanidrummond/Instructor.java

@@ -0,0 +1,39 @@
+package students.amanidrummond;
+import java.util.ArrayList;
+import java.util.List;
+
+public class Instructor extends Person {
+    private String department;
+    private List<Student> assignedStudents;
+
+    public Instructor(int id, String firstName, String lastName, String email, String department) {
+        super(id,firstName,lastName, email);
+        this.department = department;
+        this.assignedStudents = new ArrayList<>();
+    }
+
+    public String getDepartment() {
+        return department;
+    }
+
+    public void addStudent(Student student) {
+        this.assignedStudents.add(student);
+    }
+
+    public String createAnnouncement(String message) {
+        return "Announcement from Dr. " + getLastName() + ": " + message;
+    }
+
+    public void printRoster() {
+        System.out.println("Dr. " + getLastName() + "'s Roster:");
+        for (Student student : assignedStudents) {
+            System.out.println("- " + student.getFirstName() + " " + student.getLastName() + " | Grade Level: "
+            + student.getGradeLevel() + " | GPA: " + student.getGpa());
+        }
+    }
+
+    @Override
+    public String getSummary() {
+        return "[Instructor] Dr. " + getLastName() + " | Department: " + department;
+    }
+}

src/main/java/students/amanidrummond/Main.java

@@ -0,0 +1,33 @@
+package students.amanidrummond;
+import java.util.ArrayList;
+import java.util.List;
+
+public class Main {
+    public static void main(String[] args) {
+        Student student1 = new Student(1, "Jordan", "Smith",
+                "jordan.smith@example.com", 2, 3.8);
+
+        Student student2 = new Student(2, "Marcus", "Brown",
+                "marcus.brown@example.com", 1,2.9);
+
+        Instructor instructor1 = new Instructor(3, "John", "Rivera",
+                "john.rivera@example.com", "Computer Science");
+
+        instructor1.addStudent(student1);
+
+        instructor1.addStudent(student2);
+
+        List<Person> people = new ArrayList<>();
+        people.add(student1);
+        people.add(student2);
+        people.add(instructor1);
+
+        for (Person person : people) {
+
+            System.out.println(person.getSummary());
+        }
+
+        instructor1.printRoster();
+
+    }
+}

src/main/java/students/amanidrummond/Person.java

@@ -0,0 +1,34 @@
+package students.amanidrummond;
+
+public abstract class Person {
+    private int id;
+    private String firstName;
+    private String lastName;
+    private String email;
+
+    public Person(int id, String firstName, String lastName, String email) {
+        this.id = id;
+        this.firstName = firstName;
+        this.lastName = lastName;
+        this.email = email;
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public String getFirstName() {
+        return firstName;
+    }
+
+    public String getLastName() {
+        return lastName;
+    }
+
+    public String getEmail() {
+        return email;
+    }
+
+    public abstract String getSummary();
+}
+

src/main/java/students/amanidrummond/Student.java

@@ -0,0 +1,31 @@
+package students.amanidrummond;
+
+public class Student  extends Person{
+
+    private int gradeLevel;
+    private double gpa;
+
+    public Student(int id, String firstName, String lastName, String email, int gradeLevel, double gpa) {
+        super(id, firstName, lastName, email);
+        this.gradeLevel = gradeLevel;
+        this.gpa = gpa;
+    }
+
+    public int getGradeLevel() {
+        return gradeLevel;
+    }
+
+    public double getGpa() {
+        return gpa;
+    }
+
+    public boolean isOnHonorRoll() {
+        return gpa >= 3.5;
+    }
+
+    @Override
+    public String getSummary() {
+        return "[Student] " + getFirstName() + " " + getLastName() + " | Grade Level: " + gradeLevel
+                + " | GPA: " + gpa + " | Honor Roll: " + (isOnHonorRoll()? "Yes" : "No");
+    }
+}