Chapter 6.4, Problem 21SCP

Explanation of Solution

Program code:

EnterFile.java

//import the required packages

import java.io.FileNotFoundException;

import java.io.PrintWriter;

import java.io.BufferedReader;

import java.io.File;

import java.io.FileNotFoundException;

import java.io.FileReader;

import java.util.Scanner;

//define a class EnterFile

public class EnterFile

{

    //define a method getFileName()

    public static String getFileName()

    {

        //declare an object of Scanner class

        Scanner sc = new Scanner(System.in);

        //create a string variable

        String fileName;

        //iterate a while loop

        while (true)

        {

            //prompt the user to enter the file name

            System.out.print("Type a file name: ");

            //san for the file name

            fileName = sc.nextLine();

            //try clause

            try

            {

                //create an object of BufferedReader

BufferedReader bufferedReader = new BufferedReader(new FileReader(new File(fileName)));

             ...