0x1998 - MANAGER
Edit File: observer.php
<?php /** * @package Joomla.Legacy * @subpackage Base * * @copyright (C) 2005 Open Source Matters, Inc. <https://www.joomla.org> * @license GNU General Public License version 2 or later; see LICENSE.txt */ defined('JPATH_PLATFORM') or die; /** * Abstract observer class to implement the observer design pattern * * @since 1.5 * @deprecated 2.5 */ abstract class JObserver extends JObject { /** * Event object to observe. * * @var object * @since 1.5 * @deprecated 2.5 */ protected $_subject = null; /** * Constructor * * @param object &$subject The object to observe. * * @since 1.5 * @deprecated 2.5 */ public function __construct(&$subject) { // Register the observer ($this) so we can be notified $subject->attach($this); // Set the subject to observe $this->_subject = &$subject; } /** * Method to update the state of observable objects * * @param array &$args An array of arguments to pass to the listener. * * @return mixed * * @since 1.5 * @deprecated 2.5 */ abstract public function update(&$args); }