<?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\Config\Processor; use Zend\Config\Config; use Zend\Config\Exception; use Zend\Stdlib\PriorityQueue; class Queue extends PriorityQueue implements ProcessorInterface { /** * Process the whole config structure with each parser in the queue. * * @param Config $config * @return Config * @throws Exception\InvalidArgumentException */ public function process(Config $config) { if ($config->isReadOnly()) { throw new Exception\InvalidArgumentException('Cannot process config because it is read-only'); } foreach ($this as $parser) { /** @var $parser ProcessorInterface */ $parser->process($config); } } /** * Process a single value * * @param mixed $value * @return mixed */ public function processValue($value) { foreach ($this as $parser) { /** @var $parser ProcessorInterface */ $value = $parser->processValue($value); } return $value; } }