Complete

src/main/java/students/jordaneldridge/Person.java

@@ -4,5 +4,7 @@ public class Person {
 
     public static void main(String[] args) {
 
+
+
     }
 }

src/main/java/students/kennethedelin/Instructor.java

@@ -0,0 +1,60 @@
+package students.kennethedelin;
+
+import java.util.ArrayList;
+
+public class Instructor extends Person {
+
+    private String department;
+
+    private ArrayList<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 createAnnouncement(String message) {
+
+        System.out.println("[Announcement from " + getFullName() + "] " + message);
+
+    }
+
+    public void addStudent(Student student) {
+
+        if (student == null) return;
+
+        assignedStudents.add(student);
+    }
+
+    public void printRoster() {
+
+        System.out.println(getFullName() + "'s Roster:");
+
+        for (Student s : assignedStudents) {
+
+            System.out.println("  - " + s.getFullName()
+
+                    + " | Grade Level: " + s.getGradeLevel()
+
+                    + " | GPA: " + String.format("%.1f", s.getGpa()));
+        }
+    }
+
+    @Override
+    public String getSummary() {
+
+        return "[Instructor] " + getFullName()
+
+                + " | Department: " + department;
+    }
+}

src/main/java/students/kennethedelin/Main.java

@@ -0,0 +1,51 @@
+package students.kennethedelin;
+
+import java.util.ArrayList;
+
+public class Main {
+
+    public static void main(String[] args) {
+
+
+        Student s1 = new Student(1, "Jordan", "Smith", "jordan.smith@email.com", 2, 3.8);
+
+        Student s2 = new Student(2, "Marcus", "Brown", "marcus.brown@email.com", 1, 2.9);
+
+        Student s3 = new Student(3, "Ava", "Johnson", "ava.johnson@email.com", 3, 3.6);
+
+
+        Instructor i1 = new Instructor(100, "Dr.", "Kenneth", "dr.rivera@email.com", "Computer Science");
+
+        Instructor i2 = new Instructor(101, "Prof.", "Edelin", "prof.lee@email.com", "Mathematics");
+
+
+        i1.addStudent(s1);
+        i1.addStudent(s2);
+
+
+        i1.createAnnouncement("Midterm next Friday. Study Chapters 1-5.");
+
+        i1.printRoster();
+
+        System.out.println();
+
+
+        ArrayList<Person> people = new ArrayList<>();
+
+        people.add(s1);
+
+        people.add(s2);
+
+        people.add(s3);
+
+        people.add(i1);
+
+        people.add(i2);
+
+
+        for (Person p : people) {
+
+            System.out.println(p.getSummary());
+        }
+    }
+}

src/main/java/students/kennethedelin/Person.java

@@ -0,0 +1,51 @@
+package students.kennethedelin;
+
+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();
+
+    protected String getFullName() {
+
+        return firstName + " " + lastName;
+    }
+}

src/main/java/students/kennethedelin/School.java

@@ -0,0 +1,52 @@
+package students.kennethedelin;
+
+import java.util.ArrayList;
+
+public class School {
+
+    private ArrayList<Student> students;
+
+    private ArrayList<Instructor> instructors;
+
+    public School() {
+
+        this.students = new ArrayList<>();
+
+        this.instructors = new ArrayList<>();
+    }
+
+    public void addStudent(Student student) {
+
+        if (student == null) return;
+
+        students.add(student);
+    }
+
+    public void addInstructor(Instructor instructor) {
+
+        if (instructor == null) return;
+
+        instructors.add(instructor);
+    }
+
+    public void printDirectory() {
+
+        System.out.println("=== SCHOOL DIRECTORY ===");
+
+        System.out.println("\nStudents:");
+
+        for (Student s : students) {
+
+            System.out.println(" - " + s.getSummary());
+        }
+
+        System.out.println("\nInstructors:");
+
+        for (Instructor i : instructors) {
+
+            System.out.println(" - " + i.getSummary());
+        }
+
+        System.out.println("========================");
+    }
+}

src/main/java/students/kennethedelin/Student.java

@@ -0,0 +1,43 @@
+package students.kennethedelin;
+
+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] " + getFullName()
+
+                + " | Grade Level: " + gradeLevel
+                + " | GPA: " + String.format("%.1f", gpa)
+
+                + " | Honor Roll: " + (isOnHonorRoll() ? "Yes" : "No");
+    }
+}