What is the output of following program?

What is the output of following program?

1. package com.instanceofjava;
2.  
3. public class A{
4. 
   
5.  
6.  int GetValue()
7.  {
8.         return (true ? null : 0);
9.  }
10.  
11.  public static void main(String[] args)  {
12.  
13.    A obj= new A();
14. 
    
15.       obj.GetValue();
16.  
17.     }
18.  
19. }

 

1. Exception in thread "main" java.lang.NullPointerException