com.ximpleware.xpath
Class UnaryExpr

java.lang.Object
  com.ximpleware.Expr
      com.ximpleware.xpath.UnaryExpr

public class UnaryExpr
extends Expr

Parser use this class to represent Unary Expr

Field Summary

int	op
Expr	operand

Constructor Summary

UnaryExpr(int o, Expr e)

Method Summary

int	adjust(int n)
void	clearCache()
boolean	evalBoolean(VTDNav vn)
int	evalNodeSet(VTDNav vn)
double	evalNumber(VTDNav vn)
String	evalString(VTDNav vn)
boolean	isBoolean()
boolean	isFinal()
boolean	isNodeSet()
boolean	isNumerical()
boolean	isString()
void	markCacheable()
void	markCacheable2()
boolean	requireContextSize()
void	reset(VTDNav vn)
void	setContextSize(int size)
void	setPosition(int pos)
String	toString()

Methods inherited from class com.ximpleware.Expr

computeDataSize

Methods inherited from class java.lang.Object

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

Field Detail

op

public int op

operand

public Expr operand

Constructor Detail

UnaryExpr

public UnaryExpr(int o,
                 Expr e)

Method Detail

toString

public final String toString()

Specified by:

toString in class Expr

evalBoolean

public final boolean evalBoolean(VTDNav vn)

Specified by:

evalBoolean in class Expr

evalNumber

public final double evalNumber(VTDNav vn)

Specified by:

evalNumber in class Expr

evalNodeSet

public final int evalNodeSet(VTDNav vn)
                      throws XPathEvalException

Specified by:

evalNodeSet in class Expr

Throws:

XPathEvalException

evalString

public final String evalString(VTDNav vn)

Specified by:

evalString in class Expr

reset

public final void reset(VTDNav vn)

Specified by:

reset in class Expr

isNodeSet

public final boolean isNodeSet()

Specified by:

isNodeSet in class Expr

isNumerical

public final boolean isNumerical()

Specified by:

isNumerical in class Expr

isString

public final boolean isString()

Specified by:

isString in class Expr

isBoolean

public final boolean isBoolean()

Specified by:

isBoolean in class Expr

requireContextSize

public final boolean requireContextSize()

Specified by:

requireContextSize in class Expr

setContextSize

public final void setContextSize(int size)

Specified by:

setContextSize in class Expr

setPosition

public final void setPosition(int pos)

Specified by:

setPosition in class Expr

adjust

public final int adjust(int n)

Specified by:

adjust in class Expr

isFinal

public final boolean isFinal()

Specified by:

isFinal in class Expr

markCacheable

public final void markCacheable()

Overrides:

markCacheable in class Expr

markCacheable2

public final void markCacheable2()

Overrides:

markCacheable2 in class Expr

clearCache

public final void clearCache()

Overrides:

clearCache in class Expr