com.japisoft.xpath.function
Interface Function

All Known Implementing Classes:
AbstractFunction

public interface Function

Evaluate a function.

Since:
1.0
Version:
1.0
Author:
(c) 2003 JAPISOFT

Method Summary
 java.lang.Object eval(XPathContext context, FastVector arg)
           
 

Method Detail

eval

public java.lang.Object eval(XPathContext context,
                             FastVector arg)
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