lux.xpath
Class UnaryMinus

java.lang.Object
  lux.xpath.AbstractExpression
      lux.xpath.UnaryMinus

All Implemented Interfaces:

Visitable

public class UnaryMinus
extends AbstractExpression

Nested Class Summary

Nested classes/interfaces inherited from class lux.xpath.AbstractExpression

AbstractExpression.Type

Field Summary

Fields inherited from class lux.xpath.AbstractExpression

subs, sup

Constructor Summary

UnaryMinus(AbstractExpression operand)

Method Summary

AbstractExpression	accept(ExpressionVisitor visitor)
AbstractExpression	getOperand()
int	getPrecedence()
boolean	isDocumentOrdered()
void	toString(StringBuilder buf) Each subclass must implement the toString(StringBuilder) method by rendering itself as a syntatically valid XPath/XQuery expression in the given buffer.

Methods inherited from class lux.xpath.AbstractExpression

acceptSubs, appendSub, getBindingContext, getLastContextStep, getRoot, getSubs, getSuper, getTail, getType, isAbsolute, replaceRoot, setSubs, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

UnaryMinus

public UnaryMinus(AbstractExpression operand)

Method Detail

getOperand

public AbstractExpression getOperand()

toString

public void toString(StringBuilder buf)

Description copied from class: AbstractExpression

Each subclass must implement the toString(StringBuilder) method by rendering itself as a syntatically valid XPath/XQuery expression in the given buffer.

Specified by:

toString in class AbstractExpression

accept

public AbstractExpression accept(ExpressionVisitor visitor)

getPrecedence

public int getPrecedence()

Specified by:

getPrecedence in class AbstractExpression

Returns:

16

isDocumentOrdered

public boolean isDocumentOrdered()

Overrides:

isDocumentOrdered in class AbstractExpression

Returns:

whether this expression is proven to return results in document order. This method returns true iff all its subs return true, or it has none. Warning: incorrect results may occur if document-ordering is falsely asserted.