i can't see the mistake
package com.codegym.task.task20.task2017;
import java.io.FileInputStream;
import java.io.ObjectInputStream;
import java.io.Serializable;
/*
Deserialization
*/
public class Solution {
public A getOriginalObject(ObjectInputStream objectStream) {
try {
String fileName = "";
FileInputStream file = new FileInputStream(fileName);
new ObjectInputStream(file);
// objectStream = (ObjectInputStream) objectInputStream.readObject();
A a = (A) objectStream.readObject();
file.close();
objectStream.close();
return a ;
}catch (Exception e){
System.out.println("Exception has been caught");
}
return null;
}
public class A implements Serializable {
}
public class B extends A {
public B() {
System.out.println("inside B");
}
}
public static void main(String[] args) {
}
}