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   1  <?php
   2  
   3  /*
   4   * This file is part of the Symfony package.
   5   *
   6   * (c) Fabien Potencier <fabien@symfony.com>
   7   *
   8   * For the full copyright and license information, please view the LICENSE
   9   * file that was distributed with this source code.
  10   */
  11  
  12  namespace Symfony\Component\DependencyInjection\Exception;
  13  
  14  /**
  15   * This exception is thrown when a circular reference is detected.
  16   *
  17   * @author Johannes M. Schmitt <schmittjoh@gmail.com>
  18   */
  19  class ServiceCircularReferenceException extends RuntimeException
  20  {
  21      private $serviceId;
  22      private $path;
  23  
  24      public function __construct($serviceId, array $path, \Exception $previous = null)
  25      {
  26          parent::__construct(sprintf('Circular reference detected for service "%s", path: "%s".', $serviceId, implode(' -> ', $path)), 0, $previous);
  27  
  28          $this->serviceId = $serviceId;
  29          $this->path = $path;
  30      }
  31  
  32      public function getServiceId()
  33      {
  34          return $this->serviceId;
  35      }
  36  
  37      public function getPath()
  38      {
  39          return $this->path;
  40      }
  41  }