com.novell.xml.xpath.functions
Class xpathRound

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

public class xpathRound

extends Function

This class implements the XPath round(number) built-in function

Constructor Summary

xpathRound()
Construct an object for the round() function

Method Summary

ExpressionValue	invoke(Object[] args) Perform round() function
String	toString() Return function name.

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

getInstance, getSignature, isConstant, registerForReset

Methods inherited from class java.lang.Object

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

Constructor Detail

xpathRound

public xpathRound()

Construct an object for the round() function

Method Detail

invoke

public ExpressionValue invoke(Object[] args)
                       throws XPathEvaluationException

Perform round() function

Overrides:

invoke in class Function

Parameters:

args - List of arguments. One argument of type number

Returns:

The closest integer to the argument. If there are two such integers, the even integer is returned.

Throws:

XPathEvaluationException

toString

public String toString()

Return function name.

Returns:

Function name.