Finish gradebook assignment

java-track/assignments/Course.java

@@ -0,0 +1,97 @@
+
+public class Course {
+
+	private String name;
+	private int Credits;
+	private int remainingSeats;
+	private Student[] roster;
+
+	public Course( String name, int Credits, int numberofSeats) {
+
+		this.name = name;
+		this.Credits = Credits;
+		this.remainingSeats = numberofSeats;
+		this.roster = new Student[numberofSeats];	
+	}
+
+
+	public String getName() {
+		return name;
+	}
+
+
+	public int getCredits() {
+		return Credits;
+	}
+
+
+	public int getRemainingSeats() {
+		return remainingSeats;
+	}
+
+
+	public Student[] getRoster() {
+		return roster;
+	}
+
+
+	public boolean addStudent(Student student) {
+
+		if (this.remainingSeats == 0) {
+			return false;
+		}
+
+		for(int i = 0; i < this.roster.length; i++) {
+			if(this.roster[i] != null && this.roster[i].getName() == student.getName() ) {
+				return false;
+			}
+		}
+
+		this.roster[this.roster.length - this.remainingSeats ] = student;
+		this.remainingSeats -= 1;
+		return true;
+	}
+
+	public String generateRoster() {
+
+		String rosterNames = "";
+		for(int i = 0; i < this.roster.length; i++) {
+			if(this.roster != null) {
+				String names = roster[i].getName();
+				rosterNames += names + "\n";
+			}
+		}
+
+		return rosterNames; 
+	}
+
+	public double averageGPA(){
+		double sumGPA = 0.0;
+		int numberGPA = 0;
+		for( int i = 0; i < this.roster.length; i++) 
+		{
+			if(this.roster[i] != null) {
+			sumGPA += this.roster[i].getGPA();
+			 numberGPA ++;
+			}
+		}
+		 double averageGPA = sumGPA/numberGPA;
+		 return averageGPA;
+	}
+
+	public String toString() {
+
+		return this.name + " (" + this.Credits + ")";
+	}
+
+
+
+
+
+
+	public static void main(String[] args) {
+		// TODO Auto-generated method stub
+
+	}
+
+}

java-track/assignments/Student.java

@@ -0,0 +1,98 @@
+
+public class Student {
+
+	private String name;
+	private int StudentID;
+	private int Credits;
+	private double GPA;
+
+	public Student ( String firstName, String lastName, int StudentID){
+		this.name = firstName + " " + lastName;
+		this.StudentID = StudentID;
+		this.Credits = 0;
+		this.GPA = 0.0;
+
+	}
+
+	public Student ( String firstName, String lastName, int studId, int Credits, double GPA){
+		this.name = firstName + " " + lastName;
+		this.StudentID = studId;
+		this.Credits = Credits;
+		this.GPA = GPA;
+
+	}
+
+
+
+
+	String getName() {
+		return name;
+	}
+
+	int getStudentID() {
+		return StudentID;
+	}
+
+	int getCredits() {
+		return Credits;
+	}
+
+	double getGPA() {
+		return GPA;
+	}
+
+	public String getClassStanding()
+	{
+		if(this.Credits < 30){
+			return "Freshman";
+		}
+		else if( this.Credits <60) {
+			return "Sophomore";
+		}
+		else if( this.Credits <90) {
+			return "Junior";
+		}
+		else 
+			return "Senior";
+	}
+
+	public void submitGrade(double grade, int credits ){
+		double totalCredits = this.Credits + credits;
+		double oldQualityScore = this.GPA * this.Credits;
+		double newQualityScore = oldQualityScore + (credits * grade);
+		double newGpa = newQualityScore / totalCredits;
+		this.GPA = (double) Math.round(newGpa * 1000.0) / 1000.0;
+		this.Credits += (int) credits;
+		return;
+	}
+
+	public double computeTuition() {
+
+		return (this.Credits / 15) * 20000.0 + (this.Credits % 15) * 1333.33;
+	}
+
+	public Student createLegacy(Student parent1, Student parent2) {
+		return new Student( parent1.getName(), 
+				parent2.getName(),
+				(parent1.StudentID + parent2.StudentID),
+				(Math.max(parent1.getCredits(), parent2.getCredits())),
+				((parent1.getGPA() + parent2.getGPA())/2.0));
+
+	}
+
+	public String toString() {
+		return this.name + "(" + this.StudentID + ")" + " " + this.Credits + " " + this.GPA;
+	}
+
+	public static void main(String[] args) {
+		// TODO Auto-generated method stub
+		Student s = new Student("Kwaku", "Twumasi", 3690209, 0,3.6);
+		Student b = new Student("Kwaku", "Twumasi", 3690209, -2,3.5);
+		Student m =  s.createLegacy(s,b);
+System.out.println(s.toString());
+System.out.println(s.getClassStanding());
+System.out.println(m.toString());
+
+	}
+
+}