File_Letter_Counter

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

public class File_Letter_Counter {
    public static void main(String[] args) {
        char letter;
        Scanner in = new Scanner(System.in);

        String inputFile;

        try {
            System.out.print("Enter name of file to be read: ");
            inputFile = in.nextLine();

            System.out.print("Enter letter to find: ");
            letter = in.next().charAt(0);

            File file = new File(inputFile);
            Scanner scanFile = new Scanner(file);


            int totalCount = 0;
            String line;
            while (scanFile.hasNext()) {
                line = scanFile.nextLine();
                for (int i = 0; i < line.length(); i++) {
                    if (line.charAt(i) == letter) {
                        totalCount++;
                    }
                }
            }
            System.out.printf("\n%c occurred %,d %s in %s.\n", letter, totalCount,
                    totalCount > 1 ? "times" : "time", inputFile);
            System.out.println();
        } catch (FileNotFoundException ex) {
            System.out.println(ex.getMessage());
        }
    }
}