def list_by_account(resource_group_name, account_name, custom_headers:nil)
      first_page = list_by_account_as_lazy(resource_group_name, account_name, custom_headers:custom_headers)
      first_page.get_all_items
    end
def list_by_account(resource_group_name, account_name, custom_headers:nil)
      first_page = list_by_account_as_lazy(resource_group_name, account_name, custom_headers:custom_headers)
      first_page.get_all_items
    end
Lists the Data Lake Analytics firewall rules within the specified Data Lake
 Analytics account.

 @param resource_group_name [String] The name of the Azure resource group.
 @param account_name [String] The name of the Data Lake Analytics account.
 @param custom_headers [Hash{String => String}] A hash of custom headers that
 will be added to the HTTP request.

 @return [Array<FirewallRule>] operation results.