original_string: protected function normalizeId($id)
      {
          if (null !== $this->getSessionPrefix()) {
              return $this->getSessionPrefix() . self::ID_SEPARATOR . $id;
          }
  
          return $id;
      }
code: protected function normalizeId($id)
      {
          if (null !== $this->getSessionPrefix()) {
              return $this->getSessionPrefix() . self::ID_SEPARATOR . $id;
          }
  
          return $id;
      }
code_tokens: protected function normalizeId ( $ id ) { if ( null !== $ this -> getSessionPrefix ( ) ) { return $ this -> getSessionPrefix ( ) . self :: ID_SEPARATOR . $ id ; } return $ id ; }
docstring: Method prepare id
  
  @param string $id
  @return string
docstring_tokens: Method prepare id