include/grpc++/server_builder.h

/*
 *
 * Copyright 2015, Google Inc.
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 * modification, are permitted provided that the following conditions are
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 *
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 * notice, this list of conditions and the following disclaimer.
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 * in the documentation and/or other materials provided with the
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#ifndef __GRPCPP_SERVER_BUILDER_H__
#define __GRPCPP_SERVER_BUILDER_H__

#include <memory>
#include <vector>

#include <grpc++/config.h>

namespace grpc {

class AsynchronousService;
class CompletionQueue;
class RpcService;
class Server;
class ServerCredentials;
class SynchronousService;
class ThreadPoolInterface;

class ServerBuilder {
 public:
  ServerBuilder();

  // Register a service. This call does not take ownership of the service.
  // The service must exist for the lifetime of the Server instance returned by
  // BuildAndStart().
  void RegisterService(SynchronousService* service);

  // Register an asynchronous service. New calls will be delevered to cq.
  // This call does not take ownership of the service or completion queue.
  // The service and completion queuemust exist for the lifetime of the Server
  // instance returned by BuildAndStart().
  void RegisterAsyncService(AsynchronousService* service);

  // Add a listening port. Can be called multiple times.
  void AddPort(const grpc::string& addr,
               std::shared_ptr<ServerCredentials> creds,
               int* selected_port = nullptr);

  // Set the thread pool used for running appliation rpc handlers.
  // Does not take ownership.
  void SetThreadPool(ThreadPoolInterface* thread_pool);

  // Return a running server which is ready for processing rpcs.
  std::unique_ptr<Server> BuildAndStart();

 private:
  struct Port {
    grpc::string addr;
    std::shared_ptr<ServerCredentials> creds;
    int* selected_port;
  };

  std::vector<RpcService*> services_;
  std::vector<AsynchronousService*> async_services_;
  std::vector<Port> ports_;
  std::shared_ptr<ServerCredentials> creds_;
  ThreadPoolInterface* thread_pool_ = nullptr;
};

}  // namespace grpc

#endif  // __GRPCPP_SERVER_BUILDER_H__