| 1036 |
|
* |
| 1037 |
|
* @return an empty iterator |
| 1038 |
|
*/ |
| 1039 |
+ |
@SuppressWarnings("unchecked") |
| 1040 |
|
public Iterator<E> iterator() { |
| 1041 |
< |
return Collections.emptyIterator(); |
| 1041 |
> |
return (Iterator<E>) EmptyIterator.EMPTY_ITERATOR; |
| 1042 |
> |
} |
| 1043 |
> |
|
| 1044 |
> |
// Replicated from a previous version of Collections |
| 1045 |
> |
private static class EmptyIterator<E> implements Iterator<E> { |
| 1046 |
> |
static final EmptyIterator<Object> EMPTY_ITERATOR |
| 1047 |
> |
= new EmptyIterator<Object>(); |
| 1048 |
> |
|
| 1049 |
> |
public boolean hasNext() { return false; } |
| 1050 |
> |
public E next() { throw new NoSuchElementException(); } |
| 1051 |
> |
public void remove() { throw new IllegalStateException(); } |
| 1052 |
|
} |
| 1053 |
|
|
| 1054 |
|
/** |
