Student class

import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;

/*
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/**
 *
 * @author Savina
 */
public class Student implements Comparable<Student>, Comparator<Student> {

    private String name;
    private ArrayList<Double> grades = new ArrayList<>();
    private double averageGrade;

    public Student(String name) {
        setName(name);
    }

    public String getName() {
        return name;
    }

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

    public ArrayList<Double> getGrades() {
        return grades;
    }

    public double getAverageGrade() {
        ArrayList<Double> list = getGrades();
        double sum = 0.0;
        double average = 0.0;
        for (Double double1 : list) {
            sum += double1;
        }
        average = sum / list.size();
        return average;
    }

    @Override
    public int compareTo(Student t) {
       int result = this.getName().compareToIgnoreCase(t.getName());
    if(result==0) {
        return Double.valueOf(t.getAverageGrade()).compareTo(this.getAverageGrade());
    }
    else {
        return result;
    }
    }

    @Override
    public int compare(Student t, Student t1) {
        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
    }




    }