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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 non-existent service is requested.
  16   *
  17   * @author Johannes M. Schmitt <schmittjoh@gmail.com>
  18   */
  19  class ServiceNotFoundException extends InvalidArgumentException
  20  {
  21      private $id;
  22      private $sourceId;
  23  
  24      public function __construct($id, $sourceId = null, \Exception $previous = null, array $alternatives = array())
  25      {
  26          if (null === $sourceId) {
  27              $msg = sprintf('You have requested a non-existent service "%s".', $id);
  28          } else {
  29              $msg = sprintf('The service "%s" has a dependency on a non-existent service "%s".', $sourceId, $id);
  30          }
  31  
  32          if ($alternatives) {
  33              if (1 == \count($alternatives)) {
  34                  $msg .= ' Did you mean this: "';
  35              } else {
  36                  $msg .= ' Did you mean one of these: "';
  37              }
  38              $msg .= implode('", "', $alternatives).'"?';
  39          }
  40  
  41          parent::__construct($msg, 0, $previous);
  42  
  43          $this->id = $id;
  44          $this->sourceId = $sourceId;
  45      }
  46  
  47      public function getId()
  48      {
  49          return $this->id;
  50      }
  51  
  52      public function getSourceId()
  53      {
  54          return $this->sourceId;
  55      }
  56  }