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public interface LastPositionFinder<T extends Item>
A LastPositionFinder is an interface implemented by any SequenceIterator that is able to return the position of the last item in the sequence.
| Method Summary | |
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int |
getLength()
Get the last position (that is, the number of items in the sequence). |
| Method Detail |
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int getLength()
throws XPathException
SequenceIterator.LAST_POSITION_FINDER
XPathException - if an error occurs evaluating the sequence in order to determine
the number of items
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