net.christopherschultz.evaluator.function
Class CallFunction

java.lang.Object
  net.christopherschultz.evaluator.StandardFunction
      net.christopherschultz.evaluator.function.IJWInvocation
          net.christopherschultz.evaluator.function.CallFunction

All Implemented Interfaces:

Function

public class CallFunction
extends IJWInvocation

Assigns a value to a symbolic identifier.

Usage: set(id: String, value: Object)

Returns the value to which the identifier was set.

Version:

$Revision: 1.3 $ $Date: 2008-06-20 22:58:48 $

Author:

Chris Schultz

Constructor Summary

CallFunction()

Method Summary

Object

call(EvaluationContext ec, String functionName, Object[] arguments) Calls this function with standard argument evaluation semantics.

Methods inherited from class net.christopherschultz.evaluator.StandardFunction

call, getExpressionValue, getExpressionValueArray, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

CallFunction

public CallFunction()

Method Detail

call

public Object call(EvaluationContext ec,
                   String functionName,
                   Object[] arguments)
            throws EvaluationException

Description copied from class: StandardFunction

Calls this function with standard argument evaluation semantics.

Overrides:

call in class IJWInvocation

Parameters:

ec - The EvaluationContext in which this function is being called.

functionName - The name of the function being invoked.

arguments - The argument values to pass to this function.

Returns:

The result of the function.

Throws:

EvaluationException - If there is an error during function execution.