/**
  * {@inheritDoc}
  */
 public function getStaticPrefix()
 {
     if (!$this->addLocalePattern) {
         return parent::getStaticPrefix();
     }
     $prefix = $this->getPrefix();
     $path = substr(parent::getPath(), strlen($prefix));
     $path = $prefix . '/{_locale}' . $path;
     return $this->generateStaticPrefix($path, $this->idPrefix);
 }