protected function autoloadPaths($class) {
    $class = static::unprefixClass($class);
    // If the class that PHP is trying to find is not in the class map, built
    // from the composer configuration, then bail.
    if (!in_array($class, array_keys($this->classMap))) {
      return FALSE;
    }
    try {
      $resolver = $this->tokenResolverFactory->factory($this->classMap[$class]);
      $finder = $resolver->resolve();
      // Have the path finder require the file and return TRUE or FALSE if it
      // found the file or not.
      $finder->requireFile($this->seed);
      return TRUE;
    }
    catch (ClassLoaderException $e) {
      // If there was an error, inform PHP that the class could not be found.
      return FALSE;
    }
  }