class TraceableContainer in Devel 8.2

Extends the Drupal container class to trace service instantiations.

Hierarchy

• class \Drupal\Component\DependencyInjection\Container implements \Symfony\Component\DependencyInjection\ContainerInterface
  • class \Drupal\Core\DependencyInjection\Container
    • class \Drupal\webprofiler\DependencyInjection\TraceableContainer

1 file declares its use of TraceableContainer

ServicesDataCollector.php in webprofiler/src/DataCollector/ServicesDataCollector.php

File

webprofiler/src/DependencyInjection/TraceableContainer.php, line 11

Namespace

Drupal\webprofiler\DependencyInjection

class TraceableContainer extends Container {

  /**
   * @var array
   */
  protected $tracedData;

  /**
   * @var \Symfony\Component\Stopwatch\Stopwatch
   */
  private $stopwatch = NULL;

  /**
   * @var bool
   */
  private $hasStopwatch = FALSE;

  /**
   * @param string $id
   * @param int $invalidBehavior
   *
   * @return object
   */
  public function get($id, $invalidBehavior = self::EXCEPTION_ON_INVALID_REFERENCE) {
    if (!$this->stopwatch && $this
      ->has('stopwatch')) {
      $this->stopwatch = parent::get('stopwatch');
      $this->stopwatch
        ->openSection();
      $this->hasStopwatch = TRUE;
    }
    if ('stopwatch' === $id) {
      return $this->stopwatch;
    }
    Timer::start($id);
    if ($this->hasStopwatch) {
      $e = $this->stopwatch
        ->start($id, 'service');
    }
    $service = parent::get($id, $invalidBehavior);
    $this->tracedData[$id] = Timer::stop($id);
    if ($this->hasStopwatch && $e
      ->isStarted()) {
      $e
        ->stop();
    }
    return $service;
  }

  /**
   * @return array
   */
  public function getTracedData() {
    return $this->tracedData;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
Container::$aliases	protected	property	The aliases of the container.
Container::$frozen	protected	property	Whether the container parameters can still be changed.
Container::$loading	protected	property	The currently loading services.
Container::$parameters	protected	property	The parameters of the container.
Container::$privateServices	protected	property	The instantiated private services.
Container::$serviceDefinitions	protected	property	The service definitions of the container.
Container::$services	protected	property	The instantiated services.
Container::createService	protected	function	Creates a service from a service definition.	1
Container::getAlternatives	protected	function	Provides alternatives for a given array and key.
Container::getParameter	public	function	Gets a parameter.
Container::getParameterAlternatives	protected	function	Provides alternatives in case a parameter was not found.
Container::getServiceAlternatives	protected	function	Provides alternatives in case a service was not found.
Container::getServiceIds	public	function	Gets all defined service IDs.
Container::has	public	function	Returns true if the given service is defined.
Container::hasParameter	public	function	Checks if a parameter exists.
Container::initialized	public	function
Container::reset	public	function	Resets shared services from the container.
Container::resolveServicesAndParameters	protected	function	Resolves arguments that represent services or variables to the real values.	1
Container::set	public	function	Sets a service. Overrides Container::set
Container::setParameter	public	function	Sets a parameter.
Container::__clone	private	function	Ensure that cloning doesn't work.
Container::__construct	public	function	Constructs a new Container instance.	1
Container::__sleep	public	function
TraceableContainer::$hasStopwatch	private	property
TraceableContainer::$stopwatch	private	property
TraceableContainer::$tracedData	protected	property
TraceableContainer::get	public	function	Overrides Container::get
TraceableContainer::getTracedData	public	function