// COBOL Programmers Swing With Java - copyright 2005 Doke, Hardgrave, & Johnson
// Chapter 9 - Data Access
// Program to demonstrate Object Persistence using sequential file
// SequentialFileDemo.java 1 JAN 05

import java.io.*;
public class SequentialFileDemo
{
    public static void main(String args[])
    {
    // data for the output file
    String name = "Jed Muzzy";
    String ssNo = "499444471";
    String address = "P.O. Box 1881, Great Falls, MT 59601";
    String phoneNumber = "None";

    // create a text file containing Customer attributes
    File customerFile = new File ("C:/DokeBook/Customer.txt");
    try
    {
	FileOutputStream fo = new FileOutputStream (customerFile);
	PrintStream pw = new PrintStream(fo);
	pw.println(name);
	pw.println(ssNo);
	pw.println(address);
	pw.println(phoneNumber);
    }
	catch (Exception event)
	{System.out.println ("I/O error during write to CustomerFile");}

    // now, read it back in
    try
    {
	FileInputStream fi = new FileInputStream (customerFile);
	DataInputStream i = new DataInputStream(fi);
	name = i.readLine();
	ssNo = i.readLine();
	address = i.readLine();
	phoneNumber = i.readLine();
	System.out.println ("Name: " + name);
	System.out.println ("SS No: " + ssNo);
	System.out.println ("Address: " + address);
	System.out.println ("Phone: " + phoneNumber);
    }
	catch (Exception event)
	{System.out.println ("I/O error during read from CustomerFile");}
    } // end main
} // end  SequentialFileDemo.java