code: @Override
      public List<String> getRolesAllowed()
      {
          return ivRolesAllowed == null ? Collections.<String> emptyList() : Arrays.asList(ivRolesAllowed);
      }
docs: Return a list containing all security roles that are
  allowed to execute this method.
  
  @return List of strings containing all security roles that are
  allowed to execute this method.