00001 <?php 00002 /*************************************************************************** 00003 * Copyright (C) 2009 by Ivan Y. Khvostishkov * 00004 * * 00005 * This program is free software; you can redistribute it and/or modify * 00006 * it under the terms of the GNU Lesser General Public License as * 00007 * published by the Free Software Foundation; either version 3 of the * 00008 * License, or (at your option) any later version. * 00009 * * 00010 ***************************************************************************/ 00011 00012 abstract class DirectoryMutator extends PrototypedSetter 00013 { 00014 private $getter = null; 00015 00016 public function __construct(EntityProto $proto, &$object) 00017 { 00018 Assert::isTrue( 00019 is_dir($object) && is_writable($object), 00020 'object must be a writeble directory' 00021 ); 00022 00023 return parent::__construct($proto, $object); 00024 } 00025 00029 public function getGetter() 00030 { 00031 if (!$this->getter) { 00032 $this->getter = new DirectoryGetter($this->proto, $this->object); 00033 } 00034 00035 return $this->getter; 00036 } 00037 } 00038 ?>