org.apache.commons.jxpath.functions
Class MethodFunction

java.lang.Object
  org.apache.commons.jxpath.functions.MethodFunction

All Implemented Interfaces:

Function

public class MethodFunction
extends java.lang.Object
implements Function

An XPath extension function implemented as an individual Java method.

Version:

$Revision: 1.11 $ $Date: 2004/02/29 14:17:44 $

Author:

Dmitri Plotnikov

Constructor Summary

MethodFunction(java.lang.reflect.Method method)

Method Summary

java.lang.Object	invoke(ExpressionContext context, java.lang.Object[] parameters) Computes the value of the function.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

MethodFunction

public MethodFunction(java.lang.reflect.Method method)

Method Detail

invoke

public java.lang.Object invoke(ExpressionContext context,
                               java.lang.Object[] parameters)

Description copied from interface: Function

Computes the value of the function. Each implementation of Function is responsible for conversion of supplied parameters to the required argument types.

Specified by:

invoke in interface Function

Parameters:

context - can be used to acquire the context in which the function is being evaluted.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object