eZ\Publish\Core\MVC\Symfony\Cache\Http\SignalSlot\PurgeForContentHttpCacheSlot::extractContentId PHP Method

Default implementation that returns the contentId property's value.

protected extractContentId ( eZ\Publish\Core\SignalSlot\Signal $signal ) : mixed
$signal	eZ\Publish\Core\SignalSlot\Signal
return	mixed	Content ID

    protected function extractContentId(Signal $signal)
    {
        return $signal->contentId;
    }

PurgeForContentHttpCacheSlot