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  1.  
  2. class Str {}
  3.  
  4. interface Foo {}
  5. interface Bar {}
  6.  
  7. class Ideone
  8. {
  9. 	public static void main (String[] args) throws java.lang.Exception
  10. 	{
  11. 		String s = "";
  12.  
  13. 		Foo foo = (Foo) s; // Nope. String is definitely not a Foo
  14.  
  15. 		Bar bar = (Bar) foo; // Sure. A Foo might be a Bar
  16. 	}
  17. }
Compilation error #stdin compilation error #stdout 0.08s 51140KB
comments (?)
stdin
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Standard input is empty
compilation info 
Main.java:13: error: incompatible types: String cannot be converted to Foo
		Foo foo = (Foo) s; // Nope. String is definitely not a Foo
		                ^
1 error
stdout
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Standard output is empty
https://ideone.com/hC1wGA
language:
Java (HotSpot 12)
created:
2 years ago
visibility:
secret

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