#finalize method

What is the purpose of Garbage collector

Introduction: Terms:

Reachable & unreachable objects: Objects that can be accessed by a reference variable are known as reachable object. When there is no reference available to access an object, in any way,  it is called unreachable. Garbage: Useless objects or unreachable objects or objects that can no longer be referenced. Garbage collector:A program that takes care of memory and manages it…

Java finalize method with example

When does finalize method come into the picture?  [ GC brief Article ]

 As we know object gets its memory in Heap and the variable reference to that object gets memory in the stack.

Each object gets spaces depending on their size.

When an object is no longer in use and present in heap memory, then that object becomes eligible for garbage collection

Garbage collector wipes up all unreachable…

Write a program in java to finalize method?

class Finalize {       public void finalize()       {             System.out.println("Finalize Called");       }       public static void main(String arg[])       {             Finalize f1=new Finalize();             //Finalize f2=new Finalize();             f1=null;             //f2=null;             System.gc();       } }