original_string: protected function processValue(callable $func, CacheItem $item)
      {
          $item->setStrVal($func($item->getStrVal()));
          return true;
      }
code: protected function processValue(callable $func, CacheItem $item)
      {
          $item->setStrVal($func($item->getStrVal()));
          return true;
      }
code_tokens: protected function processValue ( callable $ func , CacheItem $ item ) { $ item -> setStrVal ( $ func ( $ item -> getStrVal ( ) ) ) ; return true ; }
docstring: Encrypt or decrypt
  
  @param  callable $func
  @param  CacheItem $item
  @return bool
  @access protected
docstring_tokens: Encrypt or decrypt