// Project: InputOutput
// No modules defined.
// Source code file: WriteGreetings.java
// Read names of persons from input file names.txt,
// then write greetings to each of them, each in
// their own output file.

import java.io.File;
import java.io.FileNotFoundException;
import java.io.PrintWriter;
import java.util.Scanner;
public class WriteGreetings {

    public static void main(String[] args) throws FileNotFoundException {

        // Declare PrintWriter reference variable.
        PrintWriter pw;

        // Write greeting to Larry in greeting.txt output file.
        pw = new PrintWriter("greeting.txt");
        pw.println("Hello, Larry, how are you?");
        pw.close( );

        // Write greetings to persons, each in their own
        // output file.
        Scanner in = new Scanner(new File("names.txt"));
        while (in.hasNextLine( )) {
            String name = in.nextLine( );
            String greeting = "Hello " + name + ", how are you?";
            String fileName = name + ".txt";
            pw = new PrintWriter(fileName);
            pw.println(greeting);
            pw.close( );
        }
        in.close( );
    }
}