net.sf.arise.piji.fun
Class AccessFunction

java.lang.Object
  |
  +--net.sf.arise.piji.AbstractFunction
        |
        +--net.sf.arise.piji.fun.AccessFunction

All Implemented Interfaces:

Function

Direct Known Subclasses:

AccessPrivateFunction

public class AccessFunction

extends AbstractFunction

access takes an object and a field name. Retrieves the value of the field in the object, if any.

Author:

Kjetil Valstadsve

Constructor Summary

AccessFunction(Context ctx)

Method Summary

java.lang.Object	apply(Context context, Expression[] args) Applies the function to a set of values in a given context and returns the result
protected Reflector	ref()

Methods inherited from class net.sf.arise.piji.AbstractFunction

checkArgumentCount, checkLeaf, checkLeaf, checkList, checkList, checkString, checkString, checkSymbol, checkSymbol, checkSymbol, checkSymbol, fillContext, fillContext, getArgumentCount, getContext, getDocumentationString, isLeaf, isList, isString, isSymbol, isVararg

Methods inherited from class java.lang.Object

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

Constructor Detail

AccessFunction

public AccessFunction(Context ctx)

Method Detail

ref

protected Reflector ref()

apply

public java.lang.Object apply(Context context,
                              Expression[] args)
                       throws java.lang.Throwable

Description copied from interface: Function

Applies the function to a set of values in a given context and returns the result

Specified by:

apply in interface Function

Specified by:

apply in class AbstractFunction

Parameters:

context - The context to apply this function in

Returns:

The result of the function applied to the arguments in the context

java.lang.Throwable