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<?php
/**
* Zend Framework (http://framework.zend.com/)
*
* @link http://github.com/zendframework/zf2 for the canonical source repository
* @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
namespace Zend\ServiceManager\Di;
use Zend\Di\InstanceManager as DiInstanceManager;
use Zend\ServiceManager\ServiceLocatorInterface;
class DiInstanceManagerProxy extends DiInstanceManager
{
/**
* @var DiInstanceManager
*/
protected $diInstanceManager = null;
/**
* @var ServiceLocatorInterface
*/
protected $serviceLocator = null;
/**
* Constructor
*
* @param DiInstanceManager $diInstanceManager
* @param ServiceLocatorInterface $serviceLocator
*/
public function __construct(DiInstanceManager $diInstanceManager, ServiceLocatorInterface $serviceLocator)
{
$this->diInstanceManager = $diInstanceManager;
$this->serviceLocator = $serviceLocator;
// localize state
$this->aliases = &$diInstanceManager->aliases;
$this->sharedInstances = &$diInstanceManager->sharedInstances;
$this->sharedInstancesWithParams = &$diInstanceManager->sharedInstancesWithParams;
$this->configurations = &$diInstanceManager->configurations;
$this->typePreferences = &$diInstanceManager->typePreferences;
}
/**
* Determine if we have a shared instance by class or alias
*
* @param $classOrAlias
* @return bool
*/
public function hasSharedInstance($classOrAlias)
{
return ($this->serviceLocator->has($classOrAlias) || $this->diInstanceManager->hasSharedInstance($classOrAlias));
}
/**
* Get shared instance
*
* @param $classOrAlias
* @return mixed
*/
public function getSharedInstance($classOrAlias)
{
if ($this->serviceLocator->has($classOrAlias)) {
return $this->serviceLocator->get($classOrAlias);
}
return $this->diInstanceManager->getSharedInstance($classOrAlias);
}
}