Bobby Money - Student Management System

src/main/java/students/bobby/Instructor.java

@@ -0,0 +1,44 @@
+package students.bobby;
+
+import java.util.ArrayList;
+
+public class Instructor extends Person {
+
+    private String department;
+    private ArrayList<Student> roster;
+
+    public Instructor(int id, String firstName, String lastName,
+                      String email, String department) {
+
+        super(id, firstName, lastName, email);
+        this.department = department;
+        this.roster = new ArrayList<>();
+    }
+
+    public void addStudent(Student student) {
+        roster.add(student);
+    }
+
+    public void printRoster() {
+
+        System.out.println("Dr. " + getLastName() + "'s Roster:");
+
+        for (Student s : roster) {
+            System.out.println("  - " +
+                    s.getFirstName() + " " + s.getLastName() +
+                    " | Grade Level: " + s.getGradeLevel() +
+                    " | GPA: " + s.getGpa());
+        }
+    }
+    public String createAnnouncement(String message) {
+        return "Announcement from Dr. " + getLastName() + ": " + message;
+    }
+
+    @Override
+    public void getSummary() {
+        System.out.println(
+                "[Instructor] Dr. " + getFirstName() + " " + getLastName() +
+                        " | Department: " + department
+        );
+    }
+}

src/main/java/students/bobby/Main.java

@@ -0,0 +1,38 @@
+package students.bobby;
+
+import java.util.ArrayList;
+
+public class Main {
+
+    public static void main(String[] args) {
+
+        ArrayList<Person> people = new ArrayList<>();
+
+        Student s1 = new Student(1, "Joseph", "Turner",
+                "joseph.Turner@school.edu", 10, 3.65);
+
+        Student s2 = new Student(2, "Matthew", "Johnson",
+                "marcus.brown@school.edu", 10, 3.4);
+
+        Instructor drFelipe = new Instructor(100,
+                "Felipe", "Hernandez",
+                "fh@gmail.com", "Computer Science");
+
+        drFelipe.addStudent(s1);
+        drFelipe.addStudent(s2);
+
+        people.add(s1);
+        people.add(s2);
+        people.add(drFelipe);
+
+        //  Polymorphism in action
+        for (Person p : people) {
+            p.getSummary();
+        }
+
+        System.out.println();
+        drFelipe.printRoster();
+        System.out.println();
+        System.out.println(drFelipe.createAnnouncement("Your project is due Tuesday."));
+    }
+}

src/main/java/students/bobby/Person.java

@@ -0,0 +1,28 @@
+package students.bobby;
+
+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.firstName =  firstName;
+this.lastName = lastName;
+this.email = email;
+    }
+
+    public String getLastName() {
+        return lastName;
+    }
+
+    public String getFirstName() {
+        return firstName;
+    }
+
+    public String getEmail() {
+        return email;
+    }
+    public abstract void getSummary();
+
+}

src/main/java/students/bobby/School.java

@@ -0,0 +1,4 @@
+package students.bobby;
+//Come back to try this stretch challenge of te read me
+public class School {
+}

src/main/java/students/bobby/Student.java

@@ -0,0 +1,37 @@
+package students.bobby;
+
+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 void getSummary() {
+        System.out.println(
+                "[Student] " + getFirstName() + " " + getLastName() +
+                        " | Grade Level: " + gradeLevel +
+                        " | GPA: " + gpa +
+                        " | Honor Roll: " + (isOnHonorRoll() ? "Yes" : "No")
+        );
+    }
+}

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

@@ -1,4 +1,4 @@
-package students.jordaneldridge;
+package main.java.students.jordaneldridge;
 
 public class Person {