Java using program

Program 1

package com.jbt;

import java.io.Serializable;

public class Employee extends superEmployee

{

public String firstName;

private static final long serialVersionUid = 5462223600l;

}

class superEmployee implements Serializable

{

public String lastName;

static  String companyName;

transient  String address;

static transient String companyCEO;

}

Program 2

package com.jbt;

import java.io.*;

public class Deserialization Class

{

public static void main(String[] args)

{

Employee emp = null;

try

{

FileInputStream fileIn = new FileInputStream("./employee.txt");

ObjectInputStream in = new ObjectInputStream(fileIn);

emp = (Employee) in.readObject();

in.close();

fileIn.close();

}

catch (IOException i)

{

i.printStackTrace();

return;

}

catch (ClassNotFoundException c)

{

System.out.println("Employee class not found");

c.printStackTrace();

return;

}

System.out.println("Deserializing Employee...");

System.out.println("First Name of Employee: " + emp.firstName);

System.out.println("Last Name of Employee: " + emp.lastName);

System.out.println("Company Name: "+emp.companyName);

System.out.println("Company CEO: "+emp.companyCEO);

System.out.println("Company Address: "+emp.address);

System.out.println("Education: "+emp.education);

   }

}

Program 3

class interface example two implements interface two

{

public void methhod()

{

System.out.println(var);

}

 }

interface interfaceTwo

{

public final int var = 9;

public abstract void methhod();

}

Program 4

class interfaceexampletwo extends interfaceexamplethree

{

public void methhod()

{

System.out.println(var);

}

}

interface interfaceTwo

{

public final int var = 9;

public abstract void methhod();

}

abstract class InterfaceExampleThree implements interfaceTwo

{

}