com.ximpleware
Class FuncExpr

java.lang.Object
  com.ximpleware.Expr
      com.ximpleware.FuncExpr

public class FuncExpr
extends Expr

FuncExpr implements the function expression defined in XPath spec

Field Summary

Alist	argumentList
static int	BACKWARD
static int	END
static int	FORWARD
int	opCode
static int	START
static int	TERMINAL

Constructor Summary

FuncExpr(int oc, Alist list)

Method Summary

int	adjust(int n)
boolean	checkArgumentCount()
void	clearCache()
boolean	evalBoolean(VTDNav vn)
int	evalNodeSet(VTDNav vn)
double	evalNumber(VTDNav vn)
String	evalString(VTDNav vn)
String	fname()
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

argumentList

public Alist argumentList

opCode

public int opCode

START

public static final int START

See Also:

Constant Field Values

END

public static final int END

See Also:

Constant Field Values

TERMINAL

public static final int TERMINAL

See Also:

Constant Field Values

FORWARD

public static final int FORWARD

See Also:

Constant Field Values

BACKWARD

public static final int BACKWARD

See Also:

Constant Field Values

Constructor Detail

FuncExpr

public FuncExpr(int oc,
                Alist list)

Method Detail

checkArgumentCount

public final boolean checkArgumentCount()

toString

public final String toString()

Specified by:

toString in class Expr

evalString

public final String evalString(VTDNav vn)
                        throws UnsupportedException

Specified by:

evalString in class Expr

Throws:

UnsupportedException

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

evalBoolean

public final boolean evalBoolean(VTDNav vn)

Specified by:

evalBoolean in class Expr

reset

public final void reset(VTDNav vn)

Specified by:

reset in class Expr

fname

public String fname()

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 void setPosition(int pos)

Specified by:

setPosition in class Expr

adjust

public int adjust(int n)

Specified by:

adjust in class Expr

isFinal

public boolean isFinal()

Specified by:

isFinal in class Expr

markCacheable2

public void markCacheable2()

Overrides:

markCacheable2 in class Expr

markCacheable

public void markCacheable()

Overrides:

markCacheable in class Expr

clearCache

public void clearCache()

Overrides:

clearCache in class Expr