HANDLING EXCEPTIONS AND EVENTS - Java Programming: From Problem Analysis to Program Design - page 748

import java.io.*;
import java.util.*;

public class StudentGrade
{

public static void main(String[] args)
{

//Declare and initialize the variables //Step 1

double test1, test2, test3, test4, test5;
double average;
String firstName;
String lastName;

try
{

Scanner inFile = new Scanner
( new FileReader("test.txt"));

//Step 2

PrintWriter outFile =
new PrintWriter("testavg.out"); //Step 3

firstName = inFile.next(); //Step 4

lastName = inFile.next(); //Step 4

outFile.println("Student Name: "
+ firstName + " "
+ lastName); //Step 5

//Step 6 - retrieve the five test scores
test1 = inFile.nextDouble();
test2 = inFile.nextDouble();
test3 = inFile.nextDouble();
test4 = inFile.nextDouble();
test5 = inFile.nextDouble();

outFile.printf("Test scores: %5.2f %5.2f %5.2f "
+ "%5.2f %5.2f %n", test1,
test2, test3, test4,
test5);

//Step 7

average = (test1 + test2 + test3 + test4
+ test5) / 5.0; //Step 8

outFile.printf("Average test score: %5.2f %n",
average); //Step 9

outFile.close(); //Step 10

}
catch (FileNotFoundException fnfeRef)
{

System.out.println(fnfeRef.toString());

}