@items_available = items.items_available if items.respond_to?(:items_available)
@result_limit = items.limit if (@fetch_multiple_pages == false) and items.respond_to?(:limit)
@result_offset = items.offset if (@fetch_multiple_pages == false) and items.respond_to?(:offset)
@items_available = items.items_available if items.respond_to?(:items_available)
@result_limit = items.limit if (@fetch_multiple_pages == false) and items.respond_to?(:limit)
@result_offset = items.offset if (@fetch_multiple_pages == false) and items.respond_to?(:offset)