@Override
        public ContentChannel handleRequest(Request request, ResponseHandler handler) {
            Response response = new Response(OK);
            handler.handleResponse(response).close(null);
            return NullContent.INSTANCE;
        }
@author Oyvind Bakksjo
@author Simon Thoresen Hult
@author bjorncs
container-core/src/test/java/com/yahoo/jdisc/http/server/jetty/HttpServerTest.java