StudentDissector.java

import java.util.Scanner;
import java.io.*;
import java.text.DecimalFormat;

public class StudentDissector
{
   public static void main (String[] args) throws IOException
   {
      String record;
      Scanner fileScan, recordScan;

      fileScan = new Scanner (new File("/Users/justin/Desktop/hw5.inp"));

      // Read and process each line of the file
      while (fileScan.hasNext())
      {
         record = fileScan.nextLine();
         System.out.println ("Student record: " + record);

         recordScan = new Scanner (record);
         recordScan.useDelimiter("    ");
		 DecimalFormat fmt = new DecimalFormat("0.#");
		
         //  Print each part of the record
         while (recordScan.hasNext())
			System.out.println (" " + recordScan.next());
			String fn = recordScan.next();
			String ln = recordScan.next();
			int t1s = Integer.parseInt(recordScan.next());
			int t2s = Integer.parseInt(recordScan.next());
			int t3s = Integer.parseInt(recordScan.next());
			int t4s = Integer.parseInt(recordScan.next());
			int t5s = Integer.parseInt(recordScan.next());
			int t6s = Integer.parseInt(recordScan.next());			
			int t7s = Integer.parseInt(recordScan.next());
			
			//perform calculation
			getScore(t1s, t2s, t3s, t4s, t5s, t6s, t7s);
			getGrade(score);

			//output result
			System.out.println(justify(ln + ", " + fn) 
			+ fmt.format(score) + "\t" + grade);					

         System.out.println();
      }
   }

	public static String justify (String name)
	{  
	  String s = name;
      for (int i = name.length(); i<25; i++)
        s = s + " ";
      return s;
	}
	
	public static double getScore(int t1s, int t2s, int t3s, int t4s, int t5s, int t6s, int t7s)
	{
		//declarations
		double score1 = Double.parseDouble(t1s);
		double score2 = Double.parseDouble(t2s);
		double score3 = Double.parseDouble(t3s);
		double score4 = Double.parseDouble(t4s);
		double score5 = Double.parseDouble(t5s);
		double score6 = Double.parseDouble(t6s);
		double score7 = Double.parseDouble(t7s);
		
		//first 3 are test scores, weight is 60%
		double weightedTestScore = ((score1 + score2 + score3) * 0.6);
		
		//last 4 are homework scores, weight is 40%
		double weightedHomeWorkScore = ((score4 + score5 + score6 +
		score7) * 0.4);
		
		//get average pass as score.
		double score = ((weightedTestScore + weightedHomeWorkScore) / 2);
		
		return score;
	}
	
	public static String getGrade()
	{
		return grade;
	}
	
}