Java ArrayList를 활용한 간단한 성적 산출 프로그램

public class Subject {
	
	private String name;
	private int scorePoint;
	
	public String getName() {
		return name;
	}
	public void setName(String name) {
		this.name = name;
	}
	public int getScorePoint() {
		return scorePoint;
	}
	public void setScorePoint(int scorePoint) {
		this.scorePoint = scorePoint;
	}
}

import java.util.ArrayList;

public class Student {
	
	int studentId;
	String studentName;
	
	ArrayList<Subject> subjectList;
	
	
	public Student(int studentId, String studentName) {
		
		this.studentId = studentId;
		this.studentName = studentName;
		
		subjectList = new ArrayList<Subject>();
	}
	
	public void addSubject(String name, int score) {
		
		Subject subject = new Subject();
		
		subject.setName(name);
		subject.setScorePoint(score);
		
		subjectList.add(subject);
	}
	
	public void showStudentInfo() {
		
		int total = 0;
		
		for (Subject subject : subjectList) {
			
			total += subject.getScorePoint();
			System.out.println("학생" + studentName + "의 " + subject.getName() + "과목 성적은" + subject.getScorePoint() + "입니다.");
		}
		
		System.out.println("학생" + studentName + " 의 총점은" + total + "입니다.");
	}
}

public class StudentTest {

	public static void main(String[] args) {
		
		Student studentLee = new Student(1001, "Lee");
		
		studentLee.addSubject("국어", 100);
		studentLee.addSubject("수학", 50);
		
		Student studentKim = new Student(1002, "Kim");

		studentKim.addSubject("국어", 70);
		studentKim.addSubject("수학", 85);
		studentKim.addSubject("영어", 100);
		
		studentLee.showStudentInfo();
		System.out.println("============================");
		studentKim.showStudentInfo();

	}

}