com.novell.xml.xpath.functions
Class xpathTrue

java.lang.Object
  com.novell.xml.xpath.Function
      com.novell.xml.xpath.functions.xpathTrue

public class xpathTrue

extends Function

This class implements the XPath true() built-in function

Constructor Summary

xpathTrue()
Construct an object for the true() function

Method Summary

ExpressionValue	invoke(Object[] args) Perform true() function
boolean	isConstant() Return true if the expression is a constant value.
String	toString() Return function name.

Methods inherited from class com.novell.xml.xpath.Function

getInstance, getSignature, registerForReset

Methods inherited from class java.lang.Object

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

Constructor Detail

xpathTrue

public xpathTrue()

Construct an object for the true() function

Method Detail

invoke

public ExpressionValue invoke(Object[] args)
                       throws XPathEvaluationException

Perform true() function

Overrides:

invoke in class Function

Parameters:

args - List of arguments. No arguments

Returns:

The value true

Throws:

XPathEvaluationException

isConstant

public boolean isConstant()

Return true if the expression is a constant value.

Overrides:

isConstant in class Function

Returns:

true

toString

public String toString()

Return function name.

Returns:

Function name.