Java-Serialization and De-serialization

import java.io.*;

public class Student implements Serializable {
private int rollNo;
private String name;
transient int age;
public Student(int rollNo, String name, int age) {
this.rollNo = rollNo;
this.name = name;
this.age = age;
}
public int getRollNo() {
return rollNo;
}
public String getName() {
return name;
}
}
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import java.io.*;

public class TestObjectInputStream {
public static void main(String s[]) throws IOException,
ClassNotFoundException {
/*FileInputStream fileInStream =
new FileInputStream("Student.ser");
ObjectInputStream objInStream =
new ObjectInputStream(fileInStream);*/

ObjectInputStream objInStream =
new ObjectInputStream(
new FileInputStream("Student.ser"));

System.out.println("Deserializing object s1...");
Student s1 = (Student) objInStream.readObject();
System.out.println("Object s1 deserialized.");

System.out.println("Roll No.: " + s1.getRollNo());
System.out.println("Name : " + s1.getName());
System.out.println("Age : " + s1.age);

objInStream.close();
}
}
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import java.io.*;

public class TestObjectOutputStream {
public static void main(String s[]) throws IOException {
/*FileOutputStream fileOutStream =
new FileOutputStream("Student.ser");
ObjectOutputStream objOutStream =
new ObjectOutputStream(fileOutStream);*/

ObjectOutputStream objOutStream =
new ObjectOutputStream(
new FileOutputStream("Student.ser"));

Student s1 = new Student(12, "Arvind", 14);

System.out.println("Serializing object s1...");
objOutStream.writeObject(s1);
System.out.println("Object s1 serialized.");
objOutStream.close();
}
}

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