CS 1713, Answer to Student Info Practice Problem
package studentinfopkg;
public class StudentInfo {
// fields
private String myName;
private int myCreditHours;
private double myGradePoints;
// constructor
public StudentInfo(String name, int creditHours, double gradePoints) {
myName = name;
myCreditHours = creditHours;
myGradePoints = gradePoints;
}
//accessors
public String getName() {
return myName;
}
public int getCreditHours() {
return myCreditHours;
}
public double getGradePoints() {
return myGradePoints;
}
public double computeGPA() {
return myGradePoints / (double)myCreditHours;
}
public boolean isSenior() {
if (myCreditHours >= 125 && computeGPA() >= 2.0)
return true;
else
return false;
}
public String toString() {
return "Name: " + myName +
"\n Credit Hours: " + myCreditHours +
"\n Grade Points: " + myGradePoints +
"\n GPA: " + computeGPA() +
"\n Senior: " + isSenior() + "\n";
}
}
package studentinfopkg;
public class StudentInfoTest {
public static void main (String[] args) {
StudentInfo student1 = new StudentInfo( "John Goodstudent", 90, 310);
System.out.println(student1);
StudentInfo student2 = new StudentInfo( "Joe Slacker", 125, 210);
System.out.println(student2);
StudentInfo student3 = new StudentInfo( "Jacob Suckup", 130, 400);
System.out.println(student3);
if (student1.isSenior())
System.out.println(student1.getName() + " is a Senior");
else
System.out.println(student1.getName() + " is NOT a Senior");
}
}
Name: John Goodstudent
Credit Hours: 90
Grade Points: 310.0
GPA: 3.4444444444444446
Senior: false
Name: Joe Slacker
Credit Hours: 125
Grade Points: 210.0
GPA: 1.68
Senior: false
Name: Jacob Suckup
Credit Hours: 130
Grade Points: 400.0
GPA: 3.076923076923077
Senior: true
John Goodstudent is NOT a Senior