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  1.  
  2. import java . io . IOException ;
  3. import java . util . Iterator ;
  4.  
  5. interface IOIterator < E > extends Iterator < E >
  6. {
  7. 	public E next ( ) throws IOIteratorException ;	// this line is not necessary
  8. }
  9.  
  10. class IOIteratorException extends RuntimeException
  11. {
  12. 	private final IOException cause ;
  13.  
  14. 	IOIteratorException ( IOException cause )
  15. 	{
  16. 		super ( cause ) ;
  17. 		this . cause = cause ;
  18. 	}
  19.  
  20. 	@ Override
  21. 	public IOException getCause ( )
  22. 	{
  23. 		return cause ;
  24. 	}
  25. }
  26.  
  27.  
  28. class Main
  29. {
  30. 	public static void main ( String [ ] args )
  31. 	{
  32. 	}
  33. }
Success #stdin #stdout 0.07s 215488KB
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https://ideone.com/vSdSh
language:
Java (12.0.1)
created:
12 years ago
visibility:
public

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