//TextFileOutput.java

import java.io.PrintWriter;
import java.io.FileOutputStream;
import java.io.FileNotFoundException;
import java.util.Scanner;

public class TextFileOutputDemo
{
    public static void main(String[] args)
    {
        String fileName = "out.txt";
        //The name could be read from the keyboard instead.

        PrintWriter outputStream = null;
        try
        {
            //outputStream = new PrintWriter(fileName);
            outputStream = new PrintWriter(new FileOutputStream(fileName, true));
        }
        catch (FileNotFoundException e)
        {
            System.out.println("Error opening this file: " + fileName);
            System.exit(0);
        }

        System.out.println("Enter three lines of text:");
        Scanner keyboard = new Scanner(System.in);
        for (int count = 1; count <= 3; count++)
        {
            String line = keyboard.nextLine();
            outputStream.println(count + " " + line);
        }
        outputStream.close();
        System.out.println("Those lines were written to " + fileName);
    }
}