com.werken.xpath.function

Class CountFunction

java.lang.Object

com.werken.xpath.function.CountFunction

All Implemented Interfaces:

Function

public class CountFunction
extends java.lang.Object
implements Function

4.1 number count(node-set)

Author:

bob mcwhirter (bob @ werken.com)

Constructor Summary

Constructors

Constructor and Description
CountFunction()

Method Summary

Modifier and Type	Method and Description
java.lang.Object	call(Context context, java.util.List args) Call the function object.
static java.lang.Double	evaluate(java.lang.Object obj)

Methods inherited from class java.lang.Object

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

Constructor Detail

CountFunction

public CountFunction()

Method Detail

call

public java.lang.Object call(Context context,
                             java.util.List args)

Description copied from interface: Function

Call the function object.

Specified by:

call in interface Function

Parameters:

context - The current context the function operates upon

args - The argument list to the function.

Returns:

The result from calling the function.

evaluate

public static java.lang.Double evaluate(java.lang.Object obj)