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_CodeGenerator

    17  * @subpackage Php

    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: DefaultValue.php 20096 2010-01-06 02:05:09Z bkarwin $

    21  */

    22 

    23 /**

    24  * A value-holder object for non-expressable parameter default values, such as null, booleans and empty array()

    25  *

    26  * @category   Zend

    27  * @package    Zend_CodeGenerator

    28  * @subpackage Php

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

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

    31  */

    32 class Zend_CodeGenerator_Php_Parameter_DefaultValue

    33 {

    34     /**

    35      * @var string

    36      */

    37     protected $_defaultValue = null;

    38 

    39     /**

    40      *

    41      * @param string $defaultValue

    42      * @throws Zend_CodeGenerator_Php_Exception

    43      */

    44     public function __construct($defaultValue)

    45     {

    46         if(!is_string($defaultValue)) {

    47             require_once "Zend/CodeGenerator/Php/Exception.php";

    48             throw new Zend_CodeGenerator_Php_Exception(

    49                 "Can only set a string as default value representation, ".

    50                 "but ".gettype($defaultValue)." was given."

    51             );

    52         }

    53         $this->_defaultValue = $defaultValue;

    54     }

    55 

    56     public function __toString()

    57     {

    58         return $this->_defaultValue;

    59     }

    60 }