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  1. class Example
  2. {
  3. 	public static void main (String[] args) throws java.lang.Exception
  4. 	{
  5. 		new C().test();
  6. 	}
  7. }
  8.  
  9. class A {
  10.     public int x = 1;
  11. }
  12.  
  13. class B extends A {
  14.     public int x = 2;
  15. }
  16.  
  17. class C extends B {
  18.     public int x = 3;
  19.  
  20.     public void test() {
  21.         //There are two ways to put x in C from the method test():
  22.         System.out.println("(Before) A.x = " + ((A)this).x);
  23.         System.out.println("(Before) B.x = " + ((B)this).x);
  24.         System.out.println("(Before) C.x = " + this.x);
  25.         ((A)this).x = 4;
  26.         System.out.println("(After) A.x = " + ((A)this).x);
  27.         System.out.println("(After) B.x = " + ((B)this).x);
  28.         System.out.println("(After) C.x = " + this.x);
  29.     }
  30. }
  31.  
Success #stdin #stdout 0.12s 320576KB
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stdin
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Standard input is empty
stdout
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(Before) A.x = 1
(Before) B.x = 2
(Before) C.x = 3
(After) A.x = 4
(After) B.x = 2
(After) C.x = 3
https://ideone.com/TWF2zY
language:
Java (12.0.1)
created:
10 years ago
visibility:
public

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