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
2.8 KiB
89 lines
2.8 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_CLIENT_CONTEXT_H__ |
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#define __GRPCPP_CLIENT_CONTEXT_H__ |
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#include <chrono> |
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#include <string> |
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#include <vector> |
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#include <grpc++/config.h> |
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#include <grpc/support/log.h> |
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using std::chrono::system_clock; |
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struct grpc_call; |
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struct grpc_completion_queue; |
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namespace grpc { |
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class ClientContext { |
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public: |
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ClientContext(); |
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~ClientContext(); |
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void AddMetadata(const grpc::string &meta_key, |
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const grpc::string &meta_value); |
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void set_absolute_deadline(const system_clock::time_point &deadline); |
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system_clock::time_point absolute_deadline(); |
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void StartCancel(); |
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private: |
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// Disallow copy and assign. |
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ClientContext(const ClientContext &); |
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ClientContext &operator=(const ClientContext &); |
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friend class Channel; |
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friend class StreamContext; |
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grpc_call *call() { return call_; } |
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void set_call(grpc_call *call) { |
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GPR_ASSERT(call_ == nullptr); |
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call_ = call; |
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} |
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grpc_completion_queue *cq() { return cq_; } |
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void set_cq(grpc_completion_queue *cq) { cq_ = cq; } |
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grpc_call *call_; |
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grpc_completion_queue *cq_; |
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system_clock::time_point absolute_deadline_; |
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std::vector<std::pair<grpc::string, grpc::string> > metadata_; |
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}; |
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} // namespace grpc |
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#endif // __GRPCPP_CLIENT_CONTEXT_H__
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