Symfony\Cmf\Bundle\RoutingBundle\Model\Route::getPath PHP Method

    public function getPath()
    {
        $pattern = '';
        if ($this->getOption('add_locale_pattern')) {
            $pattern .= '/{_locale}';
        }
        $pattern .= $this->getStaticPrefix();
        $pattern .= $this->getVariablePattern();
        if ($this->getOption('add_format_pattern') && !preg_match('/(.+)\\.[a-z]+$/i', $pattern, $matches)) {
            $pattern .= '.{_format}';
        }
        return $pattern;
    }

 /**
  * {@inheritdoc}
  *
  * Handle the trailing slash option.
  */
 public function getPath()
 {
     $pattern = parent::getPath();
     if ($this->getOption('add_trailing_slash') && '/' !== $pattern[strlen($pattern) - 1]) {
         $pattern .= '/';
     }
     return $pattern;
 }