44 lines
1.1 KiB
Java
44 lines
1.1 KiB
Java
import java.util.HashMap;
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import java.util.ArrayList;
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public class Student {
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public int id;
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public String name;
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// courseID, grade for that course
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public HashMap<Integer, Grade> grades;
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public String status;
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public Student(int id, String name, int courseId, float floatGrade, String letterGrade) {
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this.name = name;
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this.id = id;
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grades = new HashMap<Integer, Grade>();
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grades.put(courseId, new Grade(floatGrade, letterGrade));
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// default student status
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this.status = "Enrolled";
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}
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public String toString() {
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return "Student " + this.id +
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" Name: " + this.name +
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" Status: " + this.status;
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}
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public float averageGrade() {
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float sum = 0;
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int count = 0;
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for(Grade g : this.grades.values()) {
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sum += g.num_grade;
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count++;
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}
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return sum/(float)count;
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}
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public void graduate() {
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for(Integer i : this.grades.keySet()) {
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// remove from all the courses
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this.grades.remove(i);
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}
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this.status = "Graduated";
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}
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public void enroll(int courseId, float num_grade, String l_grade) {
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grades.put(courseId, new Grade(num_grade, l_grade));
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}
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}
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