net.sf.saxon.sort

Class Reverser

public class Reverser extends UnaryExpression

A Reverser is an expression that reverses the order of a sequence of items.

Constructor Summary
	Reverser(Expression base)

Method Summary
int	computeSpecialProperties()
protected String	displayOperator(NamePool pool) Give a string representation of the operator for use in diagnostics
boolean	effectiveBooleanValue(XPathContext context)
SequenceIterator	iterate(XPathContext context)
Expression	promote(PromotionOffer offer) Promote this expression if possible

Constructor Detail

public Reverser(Expression base)

public int computeSpecialProperties()

protected String displayOperator(NamePool pool)

Give a string representation of the operator for use in diagnostics

Returns: the operator, as a string

public boolean effectiveBooleanValue(XPathContext context)

Promote this expression if possible