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<?php
namespace JMS\SerializerBundle\Serializer;
use JMS\Serializer\EventDispatcher\Events;
use JMS\Serializer\EventDispatcher\EventSubscriberInterface;
use JMS\Serializer\EventDispatcher\ObjectEvent;
/**
* @author Adrien Brault <[email protected]>
*/
class StopwatchEventSubscriber implements EventSubscriberInterface
{
* {@inheritdoc}
public static function getSubscribedEvents()
return array(
array('event' => Events::PRE_SERIALIZE, 'method' => 'onPreSerialize', 'priority' => -1000),
array('event' => Events::POST_SERIALIZE, 'method' => 'onPostSerialize', 'priority' => 1000),
);
}
* A stopwatch object which exposes a start($name) and a stop($name) method.
*
* @var object
private $stopwatch;
private $rootObject;
public function __construct($stopwatch)
$this->stopwatch = $stopwatch;
public function onPreSerialize(ObjectEvent $event)
if ($event->getContext()->getDepth() > 1 || null !== $this->rootObject) {
return;
$this->stopwatch->start('jms_serializer');
$this->rootObject = $event->getObject();
public function onPostSerialize(ObjectEvent $event)
if (null === $this->rootObject || $event->getObject() !== $this->rootObject) {
$this->stopwatch->stop('jms_serializer');
$this->rootObject = null;
schmittjoh /
JMSSerializerBundle
