//Read File
import java.io.FileInputStream;
import java.io.ObjectInputStream;
import java.io.IOException;
import java.io.EOFException;

public class ReadFile
{
    private FileInputStream fis;
    private ObjectInputStream ois;
    private Record r;

    public ReadFile()
    {
        try
        {
            fis = new FileInputStream("Clients.ser");
            ois = new ObjectInputStream(fis);
        }
        catch(IOException ioe) { System.out.println("error"); }
        try
        {
            while(true)
            {
                //cast according to class Record
                r = (Record) ois.readObject();
                System.out.print(r.account + r.firstName + r.lastName + r.balance);
            }
        }
        catch(IOException ioe) { System.out.println("ioexception"); }
        catch(ClassNotFoundException cnfe) {System.out.println("classnotfound"); }
    }

    public static void main(String args[])
    {
        ReadFile rf = new ReadFile();
    }
}