org.jaxen.function
Class CountFunction

java.lang.Object
  extended byorg.jaxen.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
CountFunction()
           
 
Method Summary
 java.lang.Object call(Context context, java.util.List args)
          Call this function.
static java.lang.Number 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)
                      throws FunctionCallException
Description copied from interface: Function
Call this function.

Specified by:
call in interface Function
Parameters:
context - the context at the point in the expression when the function is called
args - arguments provided to the function
Throws:
FunctionCallException

evaluate

public static java.lang.Number evaluate(java.lang.Object obj)
                                 throws FunctionCallException
Throws:
FunctionCallException


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