code: public static OperationBuilder addCookie(final Cookie cookie)
     {
        return new Response() {
           @Override
           public void performHttp(final HttpServletRewrite event, final EvaluationContext context)
           {
              event.getResponse().addCookie(cookie);
           }
  
           @Override
           public String toString()
           {
              return "Response.addCookie(" + cookie + ")";
           }
        };
     }
docs: Create an {@link Operation} that adds a {@link Cookie} to the {@link HttpServletResponse}