/**
 * Student class to represent an actual student.
 */
public class Student
{
    //instance variables
    private String name;
    private int idNum;
    private double gpa;
    
    //suppose we have these variables with values in them
    private double costPerCredit;
    private int numCredits;     
    
    //Constructors
    public Student(String inName, int inID, double inGPA) 
    {
        name = inName;
        idNum = inID;
        gpa = inGPA;
    }
    
    //get methods
    public String getName()
    {
        return name;
    }
    
    public int getID()
    {
        return idNum;
    }
    
    public double getGPA()
    {
        return gpa;
    }
    
    //method for changing name
    public void changeName(String newName)
    {
        name = newName;
    }
    
    //method for changing gpa
    public void updateGPA(double newGPA)
    {
        gpa = newGPA;
    }
    
    //method to calculate the total cost of credits
    public double getEducationCost()
    {
        return costPerCredit * numCredits;
    }
}