com.japisoft.xpath.function.basic
Class Last

java.lang.Object
  |
  +--com.japisoft.xpath.function.AbstractFunction
        |
        +--com.japisoft.xpath.function.basic.Last
All Implemented Interfaces:
Function

public final class Last
extends AbstractFunction

Return a number equal to the context size from the expression evaluation context.

Since:
1.0
Author:
(c) 2003 JAPISOFT
See Also:
AbstractFunction

Constructor Summary
Last()
           
 
Method Summary
 java.lang.Object eval(XPathContext context, FastVector arg)
          Evalute this function for this context and the following arguments
 
Methods inherited from class com.japisoft.xpath.function.AbstractFunction
checkOneNodeSet, checkOneNumber, checkOneParameter, checkOneString, checkThreeStrings, checkTwoStrings, getString1, getString2, toString
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

Last

public Last()
Method Detail

eval

public java.lang.Object eval(XPathContext context,
                             FastVector arg)
Description copied from class: AbstractFunction
Evalute this function for this context and the following arguments

Specified by:
eval in interface Function
Specified by:
eval in class AbstractFunction
Parameters:
arg - a Vector value, this is the responsability of the function to test the argument type
Returns:
an Object value like Integer, Boolean, String or NodeSet