mirror of https://github.com/grpc/grpc.git
The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
https://grpc.io/
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89 lines
3.3 KiB
89 lines
3.3 KiB
/* |
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* |
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* Copyright 2014, Google Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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* copyright 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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* distribution. |
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* * Neither the name of Google Inc. nor the names of its |
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* contributors may be used to endorse or promote products derived from |
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* this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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#ifndef __GRPCPP_SERVER_CONTEXT_H_ |
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#define __GRPCPP_SERVER_CONTEXT_H_ |
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#include <chrono> |
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#include <map> |
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#include "config.h" |
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struct grpc_metadata; |
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struct gpr_timespec; |
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namespace grpc { |
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template <class R> class ServerAsyncReader; |
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template <class W> class ServerAsyncWriter; |
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template <class R, class W> class ServerAsyncReaderWriter; |
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template <class R> class ServerReader; |
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template <class W> class ServerWriter; |
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template <class R, class W> class ServerReaderWriter; |
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class CallOpBuffer; |
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class Server; |
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// Interface of server side rpc context. |
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class ServerContext { |
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public: |
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virtual ~ServerContext() {} |
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std::chrono::system_clock::time_point absolute_deadline() { return deadline_; } |
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void AddInitialMetadata(const grpc::string& key, const grpc::string& value); |
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void AddTrailingMetadata(const grpc::string& key, const grpc::string& value); |
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private: |
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friend class ::grpc::Server; |
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template <class R> friend class ::grpc::ServerAsyncReader; |
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template <class W> friend class ::grpc::ServerAsyncWriter; |
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template <class R, class W> friend class ::grpc::ServerAsyncReaderWriter; |
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template <class R> friend class ::grpc::ServerReader; |
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template <class W> friend class ::grpc::ServerWriter; |
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template <class R, class W> friend class ::grpc::ServerReaderWriter; |
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ServerContext(gpr_timespec deadline, grpc_metadata *metadata, size_t metadata_count); |
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void SendInitialMetadataIfNeeded(CallOpBuffer *buf); |
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const std::chrono::system_clock::time_point deadline_; |
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bool sent_initial_metadata_ = false; |
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std::multimap<grpc::string, grpc::string> client_metadata_; |
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std::multimap<grpc::string, grpc::string> initial_metadata_; |
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std::multimap<grpc::string, grpc::string> trailing_metadata_; |
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}; |
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} // namespace grpc |
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#endif // __GRPCPP_SERVER_CONTEXT_H_
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