<?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_Cloud
* @subpackage DocumentService
* @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
require_once 'Zend/Cloud/AbstractFactory.php';
/**
* Class implementing working with Azure queries in a structured way
*
* TODO Look into preventing a query injection attack.
*
* @category Zend
* @package Zend_Cloud
* @subpackage DocumentService
* @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Cloud_DocumentService_Factory extends Zend_Cloud_AbstractFactory
{
const DOCUMENT_ADAPTER_KEY = 'document_adapter';
/**
* @var string Interface which adapter must implement to be considered valid
*/
protected static $_adapterInterface = 'Zend_Cloud_DocumentService_Adapter';
/**
* Constructor
*
* @return void
*/
private function __construct()
{
// private ctor - should not be used
}
/**
* Retrieve an adapter instance
*
* @param array $options
* @return void
*/
public static function getAdapter($options = array())
{
$adapter = parent::_getAdapter(self::DOCUMENT_ADAPTER_KEY, $options);
if (!$adapter) {
require_once 'Zend/Cloud/DocumentService/Exception.php';
throw new Zend_Cloud_DocumentService_Exception(
'Class must be specified using the \''
. self::DOCUMENT_ADAPTER_KEY . '\' key'
);
} elseif (!$adapter instanceof self::$_adapterInterface) {
require_once 'Zend/Cloud/DocumentService/Exception.php';
throw new Zend_Cloud_DocumentService_Exception(
'Adapter must implement \'' . self::$_adapterInterface . '\''
);
}
return $adapter;
}
}