Java Camp - Day 3 - Homework 2

Instructor.java

public class Instructor extends User {

	private String biography;
	private double averageRating;
	
	public Instructor() {
		
	}

	public Instructor(int id, String firstName, String lastName, String email, int birthYear, String city, String biography, double averageRating) {
		super(id, firstName, lastName, email, birthYear, city);
		this.biography = biography;
		this.averageRating = averageRating;
	}

	public String getBiography() {
		return biography;
	}

	public void setBiography(String biography) {
		this.biography = biography;
	}

	public double getAverageRating() {
		return averageRating;
	}

	public void setAverageRating(double averageRating) {
		this.averageRating = averageRating;
	}
}

InstructorManager.java

public class InstructorManager extends UserManager {
	@Override
	public void getAll() {
		System.out.println("Instructors listed");
	}
	
	@Override
	public void getById(int instructorId) {
		System.out.println("The instructor (have " + instructorId + "'s of id) listed");
	}
	
	@Override
	public void add(User instructor) {
		System.out.println("Instructor ("+instructor.getFirstName()+") added");
	}
	
	@Override
	public void update(User instructor) {
		System.out.println("Instructor ("+instructor.getFirstName()+") updated");
	}
	
	@Override
	public void delete(User instructor) {
		System.out.println("Instructor ("+instructor.getFirstName()+") deleted");
	}
}

Main.java

public class Main {

	public static void main(String[] args) {
		Student student1 = new Student();
		student1.setId(1);
		student1.setFirstName("Sezer");
		student1.setLastName("Tetik");
		student1.setEmail("sezer@sezer.com");
		student1.setCity("Ankara");
		student1.setBirthYear(2005);
		student1.setSchool("Example High School");
		student1.setGrade(10);
		
		Student student2 = new Student(2, "Mehmet", "Erdemir", "mehmet@mehmet.com", 2005, "Denizli", "Example High School", 10);

		StudentManager studentManager = new StudentManager();
		studentManager.getAll();
		studentManager.getById(1);
		studentManager.add(student2);
		studentManager.update(student1);
		studentManager.delete(student1);
		
		/////////////////////////////////////////////////////////////////
		
		Instructor instructor1 = new Instructor();
		instructor1.setId(1);
		instructor1.setFirstName("Engin");
		instructor1.setLastName("Demiroğ");
		instructor1.setEmail("engin@engin.com");
		instructor1.setCity("Ankara");
		instructor1.setAverageRating(94);
		instructor1.setBiography("Microsoft Certified Trainer (MCT) ,PMP ve ITIL sertifikalarına sahibim.");
		
		InstructorManager instructorManager = new InstructorManager();
		instructorManager.getAll();
		instructorManager.add(instructor1);
		instructorManager.delete(instructor1);
	}

}

Student.java

public class Student extends User {
	private String school;
	private int grade;
	
	public Student() {
		
	}

	public Student(int id, String firstName, String lastName, String email, int birthYear, String city, String school, int grade) {
		super(id, firstName, lastName, email, birthYear, city);
		this.school = school;
		this.grade = grade;
	}

	public String getSchool() {
		return school;
	}

	public void setSchool(String school) {
		this.school = school;
	}

	public int getGrade() {
		return grade;
	}

	public void setGrade(int grade) {
		this.grade = grade;
	}
}

StudentManager.java

public class StudentManager extends UserManager {
	@Override
	public void getAll() {
		System.out.println("Students listed");
	}
	
	@Override
	public void getById(int studentId) {
		System.out.println("The student (have " + studentId + "'s of id) listed");
	}
	
	@Override
	public void add(User student) {
		System.out.println("Student ("+student.getFirstName()+") added");
	}
	
	@Override
	public void update(User student) {
		System.out.println("Student ("+student.getFirstName()+") updated");
	}
	
	@Override
	public void delete(User student) {
		System.out.println("Student ("+student.getFirstName()+") deleted");
	}
}

User.java

public class User {
	private int id;
	private String firstName;
	private String lastName;
	private String email;
	private int birthYear;
	private String city;
	
	public User() {
		
	}

	public User(int id, String firstName, String lastName, String email, int birthYear, String city) {
		this.id = id;
		this.firstName = firstName;
		this.lastName = lastName;
		this.email = email;
		this.birthYear = birthYear;
		this.city = city;
	}

	public int getId() {
		return id;
	}

	public void setId(int id) {
		this.id = id;
	}

	public String getFirstName() {
		return firstName;
	}

	public void setFirstName(String firstName) {
		this.firstName = firstName;
	}

	public String getLastName() {
		return lastName;
	}

	public void setLastName(String lastName) {
		this.lastName = lastName;
	}

	public String getEmail() {
		return email;
	}

	public void setEmail(String email) {
		this.email = email;
	}

	public String getCity() {
		return city;
	}

	public void setCity(String city) {
		this.city = city;
	}

	public int getBirthYear() {
		return birthYear;
	}

	public void setBirthYear(int birthYear) {
		this.birthYear = birthYear;
	}
}

UserManager.java

public class UserManager {
	public void getAll() {
		System.out.println("Users listed");
	}
	
	public void getById(int userId) {
		System.out.println("The user (have " + userId + "'s of id) listed");
	}
	
	public void add(User user) {
		System.out.println("User ("+user.getFirstName()+") added");
	}
	
	public void update(User user) {
		System.out.println("User ("+user.getFirstName()+")  updated");
	}
	
	public void delete(User user) {
		System.out.println("User ("+user.getFirstName()+") deleted");
	}
}