Java advanced: Laboratory 3, Task4: class Student

Student.java

package ua.inf.iwanoff.java.advanced.lab3.model;

import java.io.Serializable;
import java.util.Objects;

public class Student implements Serializable {
    private String name;
    private int age;
    private double averageGrade;

    public Student() {
    }

    public Student(String name, int age, double averageGrade) {
        this.name = name;
        this.age = age;
        this.averageGrade = averageGrade;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public int getAge() {
        return age;
    }

    public void setAge(int age) {
        this.age = age;
    }

    public double getAverageGrade() {
        return averageGrade;
    }

    public void setAverageGrade(double averageGrade) {
        this.averageGrade = averageGrade;
    }

    @Override
    public String toString() {
        return String.format("Student{name='%s', age=%d, avg=%.2f}", name, age, averageGrade);
    }

    @Override
    public boolean equals(Object o) {
        if (this == o)
            return true;

        if (o == null || getClass() != o.getClass())
            return false;

        Student student = (Student) o;
        return age == student.age && Double.compare(student.averageGrade, averageGrade) == 0
                && Objects.equals(name, student.name);
    }

    @Override
    public int hashCode() {
        return Objects.hash(name, age, averageGrade);
    }
}