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 <?php
 /**
  * Zend Framework
  *
  * LICENSE
  *
  * This source file is subject to the new BSD license that is bundled
  * with this package in the file LICENSE.txt.
  * It is also available through the world-wide-web at this URL:
  * http://framework.zend.com/license/new-bsd
  * If you did not receive a copy of the license and are unable to
  * obtain it through the world-wide-web, please send an email
  * to license@zend.com so we can send you a copy immediately.
  *
  * @category   Zend
  * @package    Zend_Log
  * @subpackage Writer
  * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  * @version    $Id$
  */
 
 /** @see Zend_Log_Filter_Interface */
 // require_once 'Zend/Log/Filter/Interface.php';
 
 /** @see Zend_Log_FactoryInterface */
 // require_once 'Zend/Log/FactoryInterface.php';
 
 /**
  * @category   Zend
  * @package    Zend_Log
  * @subpackage Filter
  * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  * @version    $Id$
  */
 abstract class Zend_Log_Filter_Abstract
     implements Zend_Log_Filter_Interface, Zend_Log_FactoryInterface
 {
     /**
      * Validate and optionally convert the config to array
      *
      * @param  array|Zend_Config $config Zend_Config or Array
      * @return array
      * @throws Zend_Log_Exception
      */
     static protected function _parseConfig($config)
     {
         if ($config instanceof Zend_Config) {
             $config = $config->toArray();
         }
 
         if (!is_array($config)) {
             // require_once 'Zend/Log/Exception.php';
             throw new Zend_Log_Exception('Configuration must be an array or instance of Zend_Config');
         }
 
         return $config;
     }
 }