net.sf.saxon.expr

Class FilterIterator.Leading

public static final class FilterIterator.Leading extends FilterIterator

Subclass to support the extension function saxon:leading, which terminates the iteration at the first item whose predicate is false

Constructor Summary
	Leading(SequenceIterator base, Expression filter, XPathContext context)

Method Summary
SequenceIterator	getAnother() Get another iterator to return the same nodes
protected Item	getNextMatchingItem() Get the next node that matches the filter predicate if there is one
protected boolean	matches() Determine whether the context item matches the filter predicate

Constructor Detail

public Leading(SequenceIterator base, Expression filter, XPathContext context)

public SequenceIterator getAnother()

Get another iterator to return the same nodes

protected Item getNextMatchingItem()

Get the next node that matches the filter predicate if there is one

protected boolean matches()

Determine whether the context item matches the filter predicate