import java.io.IOException;

import java.io.ObjectInputStream;

import java.io.ObjectOutputStream;

import java.io.Serializable;

import java.util.Calendar;

/**

* Student class

*

* @author gobinath

*

*/

public class Student implements Serializable {

// Serial version ID

private static final long serialVersionUID = 5230549922091722630L;

private String name;

private transient int age;

public String getName() {

return name;

}

public void setName(String name) {

this.name = name;

}

public void setAge(int age) {

this.age = age;

}

public int getAge() {

return age;

}

/**

* This method is called during serialization.

*

* @param oos

*/

private void writeObject(ObjectOutputStream oos) {

// Create a calendar object of current date

Calendar current = Calendar.getInstance();

// Get the current year

int currentYear = current.get(Calendar.YEAR);

// Calculate the birth year

int birthYear = currentYear - age;

try {

// Write the default attributes first

oos.defaultWriteObject();

// Write the birth year

oos.writeInt(birthYear);

} catch (IOException e) {

e.printStackTrace();

}

}

/**

* This method is called during deserialization.

*

* @param ois

*/

private void readObject(ObjectInputStream ois) {

// Create a calendar object of current date

Calendar current = Calendar.getInstance();

// Get the current year

int currentYear = current.get(Calendar.YEAR);

try {

// Read the default attributes first

ois.defaultReadObject();

// Read the birth year

int birthYear = ois.readInt();

// Calculate the age

this.age = currentYear - birthYear;

} catch (IOException e) {

e.printStackTrace();

} catch (ClassNotFoundException e) {

e.printStackTrace();

}

}

}