package extraknowledge;

import java.io.File;

import java.io.FileInputStream;

import java.io.ObjectInputStream;

import java.io.Serializable;

public class Main {

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

File f = new File("D:/DEEP/test.txt");

f.createNewFile();

ObjectInputStream inputStream = new ObjectInputStream(new FileInputStream(f));

Object obj = null;

while ((obj = inputStream.readObject()) != null) {

if (obj instanceof Person) {

System.out.println(((Person) obj).toString());

}

}

inputStream.close();

}

}

@SuppressWarnings("serial")

class Person implements Serializable {

private String firstName;

private String lastName;

private int age;

public Person() {

}

public String getFirstName() {

return firstName;

}

public void setFirstName(String firstName) {

this.firstName = firstName;

}

public String getLastName() {

return lastName;

}

public void setLastName(String lastName) {

this.lastName = lastName;

}

public int getAge() {

return age;

}

public void setAge(int age) {

this.age = age;

}

public String toString() {

StringBuffer buffer = new StringBuffer();

buffer.append(firstName);

buffer.append("\n");

buffer.append(lastName);

buffer.append("\n");

buffer.append(age);

buffer.append("\n");

return buffer.toString();

}

}