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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\Loader\Configurator;
  13  
  14  use Symfony\Component\DependencyInjection\ContainerInterface;
  15  
  16  /**
  17   * @author Nicolas Grekas <p@tchwork.com>
  18   */
  19  class ReferenceConfigurator extends AbstractConfigurator
  20  {
  21      /** @internal */
  22      protected $id;
  23  
  24      /** @internal */
  25      protected $invalidBehavior = ContainerInterface::EXCEPTION_ON_INVALID_REFERENCE;
  26  
  27      public function __construct($id)
  28      {
  29          $this->id = $id;
  30      }
  31  
  32      /**
  33       * @return $this
  34       */
  35      final public function ignoreOnInvalid()
  36      {
  37          $this->invalidBehavior = ContainerInterface::IGNORE_ON_INVALID_REFERENCE;
  38  
  39          return $this;
  40      }
  41  
  42      /**
  43       * @return $this
  44       */
  45      final public function nullOnInvalid()
  46      {
  47          $this->invalidBehavior = ContainerInterface::NULL_ON_INVALID_REFERENCE;
  48  
  49          return $this;
  50      }
  51  
  52      /**
  53       * @return $this
  54       */
  55      final public function ignoreOnUninitialized()
  56      {
  57          $this->invalidBehavior = ContainerInterface::IGNORE_ON_UNINITIALIZED_REFERENCE;
  58  
  59          return $this;
  60      }
  61  
  62      public function __toString()
  63      {
  64          return $this->id;
  65      }
  66  }