gistfile1.txt

  public <R> void send(BodyCodec<R> responseCodec, Handler<AsyncResult<HttpResponse<R>>> handler) { 
    delegate.send(responseCodec.getDelegate(), new Handler<AsyncResult<io.vertx.webclient.HttpResponse<R>>>() {
      public void handle(AsyncResult<io.vertx.webclient.HttpResponse<R>> ar) {
        if (ar.succeeded()) {
          handler.handle(io.vertx.core.Future.succeededFuture(HttpResponse.newInstance(ar.result(), io.vertx.lang.rxjava.TypeArg.unknown())));
        } else {
          handler.handle(io.vertx.core.Future.failedFuture(ar.cause()));
        }
      }
    });
  }