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public interface Iterator
An Iterator is used to sequence over a collection of objects.
| Method Summary | |
|---|---|
boolean |
hasNext()
Answers if there are more elements to iterate. |
Object |
next()
Answers the next object in the iteration. |
void |
remove()
Removes the last object returned by next from the
collection. |
| Method Detail |
|---|
boolean hasNext()
next()Object next()
NoSuchElementException - when there are no more elementshasNext()void remove()
next from the
collection.
UnsupportedOperationException - when removing is not supported by the collection being
iterated
IllegalStateException - when next has not been called, or
remove has already been called after the
last call to next
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