4-19 FileReadDemo

Post date: Mar 5, 2014 9:45:02 AM

//This program reads data from a file.

package filereaddemo;

import java.util.Scanner;  // Needed for the Scanner class

import java.io.*;                   // Needed for the File and lOException

public class FileReadDemo 

{

    public static void main(String[] args)throws IOException

    {

            // Create a Scanner object for keyboard input.

            Scanner keyboard = new Scanner(System.in);

            // Gat the filename.

            System.out.print("Enter the filename: ");

            String filename = keyboard.nextLine();

            // Open the file.

            File file = new File(filename);

            Scanner inputFile = new Scanner(file);

            // Read lines from the file until no more are left.

            while (inputFile.hasNext())

            {

                // Read the next name.

                String friendName = inputFile.nextLine();

                // Display the last name read.

                System.out.println(friendName);

            }

            // Close the file.

            inputFile.close();

    }   

}