<?php
/**
* Zend Framework (http://framework.zend.com/)
*
* @link http://github.com/zendframework/zf2 for the canonical source repository
* @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
namespace Zend\Serializer\Adapter;
use Zend\Serializer\Exception;
class PythonPickleOptions extends AdapterOptions
{
/**
* Pickle protocol version to serialize data
*
* @var int
*/
protected $protocol = 0;
/**
* Set pickle protocol version to serialize data
*
* Supported versions are 0, 1, 2 and 3
*
* @param int $protocol
* @return PythonPickleOptions
* @throws Exception\InvalidArgumentException
*/
public function setProtocol($protocol)
{
$protocol = (int) $protocol;
if ($protocol < 0 || $protocol > 3) {
throw new Exception\InvalidArgumentException(
"Invalid or unknown protocol version '{$protocol}'"
);
}
$this->protocol = $protocol;
return $this;
}
/**
* Get pickle protocol version to serialize data
*
* @return int
*/
public function getProtocol()
{
return $this->protocol;
}
}