adapterinstance.php

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<?php
/**
 * @package     Joomla.Platform
 * @subpackage  Base
 *
 * @copyright   Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
 * @license     GNU General Public License version 2 or later; see LICENSE
 */

defined('JPATH_PLATFORM') or die;

/**
 * Adapter Instance Class
 *
 * @package     Joomla.Platform
 * @subpackage  Base
 * @since       11.1
 */
class JAdapterInstance extends JObject
{
        /**
         * Parent
         *
         * @var    JAdapter
         * @since  11.1
         */
        protected $parent = null;

        /**
         * Database
         *
         * @var    JDatabaseDriver
         * @since  11.1
         */
        protected $db = null;

        /**
         * Constructor
         *
         * @param   JAdapter         $parent   Parent object
         * @param   JDatabaseDriver  $db       Database object
         * @param   array            $options  Configuration Options
         *
         * @since   11.1
         */
        public function __construct(JAdapter $parent, JDatabaseDriver $db, array $options = array())
        {
                // Set the properties from the options array that is passed in
                $this->setProperties($options);

                // Set the parent and db in case $options for some reason overrides it.
                $this->parent = $parent;

                // Pull in the global dbo in case something happened to it.
                $this->db = $db ?: JFactory::getDbo();
        }

        /**
         * Retrieves the parent object
         *
         * @return  JAdapter parent
         *
         * @since   11.1
         */
        public function getParent()
        {
                return $this->parent;
        }
}