2 * Copyright 2015 Facebook, Inc.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
18 #include <folly/wangle/channel/Handler.h>
19 #include <folly/wangle/service/Service.h>
21 namespace folly { namespace wangle {
24 * Dispatch requests from pipeline one at a time synchronously.
25 * Concurrent requests are queued in the pipeline.
27 template <typename Req, typename Resp = Req>
28 class SerialServerDispatcher : public HandlerAdapter<Req, Resp> {
31 typedef typename HandlerAdapter<Req, Resp>::Context Context;
33 explicit SerialServerDispatcher(Service<Req, Resp>* service)
34 : service_(service) {}
36 void read(Context* ctx, Req in) override {
37 auto resp = (*service_)(std::move(in)).get();
38 ctx->fireWrite(std::move(resp));
43 Service<Req, Resp>* service_;