er.extensions.foundation
Class ERXArrayUtilities.ReverseOperator

java.lang.Object
  er.extensions.foundation.ERXArrayUtilities.ReverseOperator

All Implemented Interfaces:

NSArray.Operator

Enclosing class:

ERXArrayUtilities

public static class ERXArrayUtilities.ReverseOperator
extends Object

Define an NSArray.Operator for the key reverse.

This allows for key value paths like:

myArray.valueForKey("@reverse.someMorePath");

which return a reversed result as to you would normally get.

Constructor Summary

ERXArrayUtilities.ReverseOperator()
public empty constructor

Method Summary

Object	compute(NSArray array, String keypath) returns the reverse value for the values of the keypath.
NSArray	contents(NSArray array, String keypath)

Methods inherited from class java.lang.Object

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

Constructor Detail

ERXArrayUtilities.ReverseOperator

public ERXArrayUtilities.ReverseOperator()

public empty constructor

Method Detail

compute

public Object compute(NSArray array,
                      String keypath)

returns the reverse value for the values of the keypath.

Parameters:

array - array to be checked.

keypath - value of reverse.

Returns:

reversed array for keypath.

contents

public NSArray contents(NSArray array,
                        String keypath)