1 <?php

     2 /**

     3  * Zend Framework

     4  *

     5  * LICENSE

     6  *

     7  * This source file is subject to the new BSD license that is bundled

     8  * with this package in the file LICENSE.txt.

     9  * It is also available through the world-wide-web at this URL:

    10  * http://framework.zend.com/license/new-bsd

    11  * If you did not receive a copy of the license and are unable to

    12  * obtain it through the world-wide-web, please send an email

    13  * to license@zend.com so we can send you a copy immediately.

    14  *

    15  * @category   Zend

    16  * @package    Zend_Db

    17  * @subpackage Adapter

    18  * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

    19  * @license    http://framework.zend.com/license/new-bsd     New BSD License

    20  * @version    $Id: Exception.php 20096 2010-01-06 02:05:09Z bkarwin $

    21  */

    22 

    23 /**

    24  * Zend_Db_Exception

    25  */

    26 require_once 'Zend/Db/Exception.php';

    27 

    28 /**

    29  * @category   Zend

    30  * @package    Zend_Db

    31  * @subpackage Adapter

    32  * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

    33  * @license    http://framework.zend.com/license/new-bsd     New BSD License

    34  */

    35 class Zend_Db_Adapter_Exception extends Zend_Db_Exception

    36 {

    37     protected $_chainedException = null;

    38 

    39     public function __construct($message = '', $code = 0, Exception $e = null)

    40     {

    41         if ($e && (0 === $code)) {

    42             $code = $e->getCode();

    43         }

    44         parent::__construct($message, $code, $e);

    45     }

    46 

    47     public function hasChainedException()

    48     {

    49         return ($this->_previous !== null);

    50     }

    51 

    52     public function getChainedException()

    53     {

    54         return $this->getPrevious();

    55     }

    56 

    57 }