org.inria.ns.reflex.processor.core
Class ValueFunction

java.lang.Object
  extended by org.inria.ns.reflex.xml.xpath.XPathFunction.NamedXPathFunction
      extended by org.inria.ns.reflex.processor.core.ValueFunction
All Implemented Interfaces:
XPathFunction

public class ValueFunction
extends XPathFunction.NamedXPathFunction
implements XPathFunction

The value() function return the value of an object.

Author:
Philippe Poulard

Nested Class Summary
 
Nested classes/interfaces inherited from interface org.inria.ns.reflex.xml.xpath.XPathFunction
XPathFunction.NamedXPathFunction
 
Constructor Summary
ValueFunction()
           
 
Method Summary
 Object evaluate(XPathContext context, List args)
          Perform the function.
 
Methods inherited from class org.inria.ns.reflex.xml.xpath.XPathFunction.NamedXPathFunction
getQName, setQName
 
Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface org.inria.ns.reflex.xml.xpath.XPathFunction
getQName
 

Constructor Detail

ValueFunction

public ValueFunction()
Method Detail

evaluate

public Object evaluate(XPathContext context,
                       List args)
                throws XPathFunctionException
Perform the function.

Specified by:
evaluate in interface XPathFunction
Parameters:
context - The context of the function.
args - The list of arguments of this function.
Returns:
The result of the evaluation.
Throws:
XPathFunctionException - When this function fails to be evaluated.