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java.lang.Objectnet.sf.saxon.expr.IntersectionEnumeration
An enumeration representing a nodeset that is an intersection of two other NodeSets. This implements the XPath 2.0 operator "intersect".
Constructor Summary | |
IntersectionEnumeration(SequenceIterator p1,
SequenceIterator p2,
NodeOrderComparer comparer)
Form an enumeration of the intersection of the nodes in two nodesets |
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 IntersectionEnumeration(SequenceIterator p1, SequenceIterator p2, NodeOrderComparer comparer) throws XPathException
p1
- the first operand: must be in document orderp2
- the second operand: must be in document ordercomparer
- Comparer to be used for putting nodes in document orderMethod 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() throws XPathException
SequenceIterator
getAnother
in interface SequenceIterator
XPathException
- if any error occurs
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