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java.lang.Objectnet.sf.saxon.om.EmptyIterator
EmptyIterator: an iterator over an empty sequence. Since such an iterator has no state, only one instance is required; therefore a singleton instance is available via the static getInstance() method.
Constructor Summary | |
EmptyIterator()
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Method Summary | |
Item |
current()
Get the current item, that is, the item returned by the most recent call of next(). |
SequenceIterator |
getAnother()
Get another iterator over the same items, positioned at the start. |
static EmptyIterator |
getInstance()
Get an EmptyIterator, an iterator over an empty sequence. |
int |
getLastPosition()
Get the position of the last item in the sequence. |
SequenceIterator |
getReverseIterator()
Get another iterator over the same items, in reverse order. |
Item |
next()
Get the next item. |
int |
position()
Get the position of the current item. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
public EmptyIterator()
Method Detail |
public static EmptyIterator getInstance()
public Item next()
next
in interface AxisIterator
public Item current()
current
in interface AxisIterator
public int position()
position
in interface AxisIterator
public int getLastPosition()
getLastPosition
in interface LastPositionFinder
public SequenceIterator getAnother()
getAnother
in interface AxisIterator
public SequenceIterator getReverseIterator()
getReverseIterator
in interface ReversibleIterator
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