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java.lang.Object | +--net.sf.saxon.value.Closure.ProgressiveIterator
A ProgressiveIterator starts by reading any items already held in the reservoir; when the reservoir is exhausted, it reads further items from the inputIterator, copying them into the reservoir as they are read.
Constructor Summary | |
Closure.ProgressiveIterator()
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Method Summary | |
Item |
current()
Get the current value in the sequence (the one returned by the most recent call on next()). |
SequenceIterator |
getAnother()
Get another SequenceIterator that iterates over the same items as the original, but which is repositioned at the start of the sequence. |
Item |
next()
Get the next item in the sequence. |
int |
position()
Get the current position. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
public Closure.ProgressiveIterator()
Method Detail |
public Item next() throws XPathException
SequenceIterator
next
in interface SequenceIterator
XPathException
- if an error occurs retrieving the next itempublic Item current()
SequenceIterator
current
in interface SequenceIterator
public int position()
SequenceIterator
position
in interface SequenceIterator
public SequenceIterator getAnother()
SequenceIterator
getAnother
in interface SequenceIterator
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