<?php
  
  namespace Guzzle\Cache;
  
  /**
   * Null cache adapter
   */
  class NullCacheAdapter extends AbstractCacheAdapter
  {
      public function __construct() {}
  
      public function contains($id, array $options = null)
      {
          return false;
      }
  
      public function delete($id, array $options = null)
      {
          return true;
      }
  
      public function fetch($id, array $options = null)
      {
          return false;
      }
  
      public function save($id, $data, $lifeTime = false, array $options = null)
      {
          return true;
      }
  }