pagespeed/controller/schedule_rewrite_rpc_context.h

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

#ifndef PAGESPEED_CONTROLLER_SCHEDULE_REWRITE_RPC_CONTEXT_H_
#define PAGESPEED_CONTROLLER_SCHEDULE_REWRITE_RPC_CONTEXT_H_

#include <memory>

#include "pagespeed/controller/controller.grpc.pb.h"
#include "pagespeed/controller/schedule_rewrite_callback.h"
#include "pagespeed/kernel/base/message_handler.h"
#include "pagespeed/kernel/base/thread_system.h"

namespace net_instaweb {

// ScheduleRewriteContext implementation for use with gRPC.
// All of the interesting code is in ScheduleRewriteRequestResultRpcClient
// (in the .cc file), this is just a wrapper to adapt it onto
// ScheduleRewriteContext.

class ScheduleRewriteRpcContext : public ScheduleRewriteContext {
 public:
  ScheduleRewriteRpcContext(CentralControllerRpcService::StubInterface* stub,
                            ::grpc::CompletionQueue* queue,
                            ThreadSystem* thread_system,
                            MessageHandler* handler,
                            ScheduleRewriteCallback* callback);

  void MarkSucceeded() override;
  void MarkFailed() override;

 private:
  class ScheduleRewriteRequestResultRpcClient;

  // This is a pointer simply so we can elide the implementation of the
  // client.
  std::unique_ptr<ScheduleRewriteRequestResultRpcClient> client_;
};

}  // namespace net_instaweb

#endif  // PAGESPEED_CONTROLLER_SCHEDULE_REWRITE_RPC_CONTEXT_H_