original_string: public function getCacheAdapter()
      {
          if (!$this->cacheAdapter) {
              $this->setCacheAdapter(new Cache\Adapter\FileSystem());
          }
  
          return $this->cacheAdapter;
      }
code: public function getCacheAdapter()
      {
          if (!$this->cacheAdapter) {
              $this->setCacheAdapter(new Cache\Adapter\FileSystem());
          }
  
          return $this->cacheAdapter;
      }
code_tokens: public function getCacheAdapter ( ) { if ( ! $ this -> cacheAdapter ) { $ this -> setCacheAdapter ( new Cache \ Adapter \ FileSystem ( ) ) ; } return $ this -> cacheAdapter ; }
docstring: Gets cache adapter
  
  @return Cache\Adapter\CacheAdapterInterface
docstring_tokens: Gets cache adapter