net.sf.saxon.expr

Class SliceExpression

public class SliceExpression extends ComputedExpression

A SliceExpression represents a FilterExpression of the form EXPR[position() > n and position() < m], where n and m are not necessarily constants

Field Summary
Expression	base
PositionRange	range

Constructor Summary
	SliceExpression(Expression base, PositionRange range) Construct a SliceExpression

Method Summary
int	computeCardinality()
int	computeSpecialProperties()
void	display(int level, NamePool pool, PrintStream out)
boolean	equals(Object other)
Expression	getBaseExpression()
ItemType	getItemType(TypeHierarchy th)
int	hashCode()
SequenceIterator	iterate(XPathContext context)
Iterator	iterateSubExpressions()
Expression	optimize(Optimizer opt, StaticContext env, ItemType contextItemType)
Expression	promote(PromotionOffer offer)
Expression	typeCheck(StaticContext env, ItemType contextItemType)