FileSum.java

package algorithms;

import java.io.BufferedReader;
import java.io.FileReader;


/**
 * Prints the sum of numbers in a file (one number per line in the file).
 * 
 * @author joeytawadrous
 */
public class FileSum
{
	public static void main (String[] args) 
	{
		sumFile("FileSumFile.txt");
 }
	
	/**
	 * Prints the sum of numbers in a file.
	 * @param name
	 */
	public static void sumFile(String name)
	{
 try
 {
 int total = 0;
 BufferedReader in = new BufferedReader(new FileReader(name));
 
 for(String s = in.readLine(); s != null; s = in.readLine())
 {
 total += Integer.parseInt(s);
 }
 
 System.out.println(total);
 in.close();
 }
 catch (Exception e)
 {
 e.printStackTrace();
 }
 }
}