mirror of https://github.com/grpc/grpc.git
Craig Tiller
10 years ago
parent
de917062ec
commit
80e00a8c63
7 changed files with 140 additions and 13 deletions
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/*
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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_UNARY_CALL_H__ |
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#define __GRPCPP_CLIENT_UNARY_CALL_H__ |
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namespace google { |
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namespace protobuf { |
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class Message; |
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} // namespace protobuf
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} // namespace google
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namespace grpc { |
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class ChannelInterface; |
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class ClientContext; |
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class CompletionQueue; |
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class RpcMethod; |
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class Status; |
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// Wrapper that begins an asynchronous unary call
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void AsyncUnaryCall(ChannelInterface *channel, const RpcMethod &method, |
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ClientContext *context, |
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const google::protobuf::Message &request, |
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google::protobuf::Message *result, Status *status, |
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CompletionQueue *cq, void *tag); |
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// Wrapper that performs a blocking unary call
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Status BlockingUnaryCall(ChannelInterface *channel, const RpcMethod &method, |
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ClientContext *context, |
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const google::protobuf::Message &request, |
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google::protobuf::Message *result); |
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} // namespace grpc
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#endif |
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@ -0,0 +1,60 @@ |
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/*
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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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#include <grpc++/impl/client_unary_call.h> |
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#include <grpc++/call.h> |
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#include <grpc++/channel_interface.h> |
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#include <grpc++/completion_queue.h> |
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#include <grpc++/status.h> |
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namespace grpc { |
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// Wrapper that performs a blocking unary call
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Status BlockingUnaryCall(ChannelInterface *channel, const RpcMethod &method, |
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ClientContext *context, |
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const google::protobuf::Message &request, |
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google::protobuf::Message *result) { |
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CompletionQueue cq; |
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Call call(channel->CreateCall(method, context, &cq)); |
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CallOpBuffer buf; |
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Status status; |
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buf.AddSendMessage(request); |
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buf.AddRecvMessage(result); |
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buf.AddClientSendClose(); |
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buf.AddClientRecvStatus(&status); |
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call.PerformOps(&buf); |
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cq.Pluck(&buf); |
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return status; |
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} |
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} // namespace grpc
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