org.jdesktop.xpath.function
Class Abs

java.lang.Object
  org.jdesktop.xpath.function.AbstractFunction
      org.jdesktop.xpath.function.Abs

All Implemented Interfaces:

XPathFunction

public class Abs
extends AbstractFunction

Constructor Summary

Abs()
Creates a new instance of EndsWith

Method Summary

Object

evaluate(List args) Evaluate the function with the specified arguments.

Methods inherited from class org.jdesktop.xpath.function.AbstractFunction

getArity, getName, getNumberParam, getStringParam

Methods inherited from class java.lang.Object

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

Constructor Detail

Abs

public Abs()

Creates a new instance of EndsWith

Method Detail

evaluate

public Object evaluate(List args)
                throws XPathFunctionException

Description copied from interface: javax.xml.xpath.XPathFunction

Evaluate the function with the specified arguments.

To the greatest extent possible, side-effects should be avoided in the definition of extension functions. The implementation evaluating an XPath expression is under no obligation to call extension functions in any particular order or any particular number of times.

Parameters:

args - The arguments, null is a valid value.

Returns:

The result of evaluating the XPath function as an Object.

Throws:

XPathFunctionException - If args cannot be evaluated with this XPath function.