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| <div class="title">client_unary_call.h</div> </div> |
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| <a href="client__unary__call_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div> |
| <div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> *</span></div> |
| <div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * Copyright 2015, Google Inc.</span></div> |
| <div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * All rights reserved.</span></div> |
| <div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> *</span></div> |
| <div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * Redistribution and use in source and binary forms, with or without</span></div> |
| <div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * modification, are permitted provided that the following conditions are</span></div> |
| <div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * met:</span></div> |
| <div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> *</span></div> |
| <div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * * Redistributions of source code must retain the above copyright</span></div> |
| <div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * notice, this list of conditions and the following disclaimer.</span></div> |
| <div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * * Redistributions in binary form must reproduce the above</span></div> |
| <div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * copyright notice, this list of conditions and the following disclaimer</span></div> |
| <div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * in the documentation and/or other materials provided with the</span></div> |
| <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * distribution.</span></div> |
| <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * * Neither the name of Google Inc. nor the names of its</span></div> |
| <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * contributors may be used to endorse or promote products derived from</span></div> |
| <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * this software without specific prior written permission.</span></div> |
| <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> *</span></div> |
| <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS</span></div> |
| <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT</span></div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR</span></div> |
| <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT</span></div> |
| <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"> * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,</span></div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment"> * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT</span></div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"> * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,</span></div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"> * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY</span></div> |
| <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment"> * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT</span></div> |
| <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment"> * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE</span></div> |
| <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment"> * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span></div> |
| <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment"> *</span></div> |
| <div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment"> */</span></div> |
| <div class="line"><a name="l00033"></a><span class="lineno"> 33</span> </div> |
| <div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#ifndef GRPCXX_IMPL_CLIENT_UNARY_CALL_H</span></div> |
| <div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor"></span><span class="preprocessor">#define GRPCXX_IMPL_CLIENT_UNARY_CALL_H</span></div> |
| <div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor"></span></div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#include <<a class="code" href="config_8h.html">grpc++/config.h</a>></span></div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#include <<a class="code" href="status_8h.html">grpc++/status.h</a>></span></div> |
| <div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div> |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#include <<a class="code" href="call_8h.html">grpc++/impl/call.h</a>></span></div> |
| <div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div> |
| <div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="keyword">namespace </span>grpc {</div> |
| <div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div> |
| <div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="keyword">class </span>ChannelInterface;</div> |
| <div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="keyword">class </span>ClientContext;</div> |
| <div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="keyword">class </span>CompletionQueue;</div> |
| <div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="keyword">class </span>RpcMethod;</div> |
| <div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div> |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment">// Wrapper that performs a blocking unary call</span></div> |
| <div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="keyword">template</span> <<span class="keyword">class</span> InputMessage, <span class="keyword">class</span> OutputMessage></div> |
| <div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="namespacegrpc.html#a35d5687ea2da09f9376f2caa42a1db1b"> 51</a></span> <a class="code" href="classgrpc_1_1_status.html">Status</a> <a class="code" href="namespacegrpc.html#a35d5687ea2da09f9376f2caa42a1db1b">BlockingUnaryCall</a>(<a class="code" href="classgrpc_1_1_channel_interface.html">ChannelInterface</a>* channel, <span class="keyword">const</span> <a class="code" href="classgrpc_1_1_rpc_method.html">RpcMethod</a>& method,</div> |
| <div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <a class="code" href="classgrpc_1_1_client_context.html">ClientContext</a>* context, <span class="keyword">const</span> InputMessage& request,</div> |
| <div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  OutputMessage* result) {</div> |
| <div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <a class="code" href="classgrpc_1_1_completion_queue.html">CompletionQueue</a> cq;</div> |
| <div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <a class="code" href="classgrpc_1_1_call.html">Call</a> call(channel-><a class="code" href="classgrpc_1_1_channel_interface.html#a9fd365d30961e8e40805a3c8faf276d0">CreateCall</a>(method, context, &cq));</div> |
| <div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <a class="code" href="classgrpc_1_1_call_op_set.html">CallOpSet</a><<a class="code" href="classgrpc_1_1_call_op_send_initial_metadata.html">CallOpSendInitialMetadata</a>, <a class="code" href="classgrpc_1_1_call_op_send_message.html">CallOpSendMessage</a>,</div> |
| <div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <a class="code" href="classgrpc_1_1_call_op_recv_initial_metadata.html">CallOpRecvInitialMetadata</a>, <a class="code" href="classgrpc_1_1_call_op_recv_message.html">CallOpRecvMessage<OutputMessage></a>,</div> |
| <div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <a class="code" href="classgrpc_1_1_call_op_client_send_close.html">CallOpClientSendClose</a>, <a class="code" href="classgrpc_1_1_call_op_client_recv_status.html">CallOpClientRecvStatus</a>> ops;</div> |
| <div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <a class="code" href="classgrpc_1_1_status.html">Status</a> status = ops.SendMessage(request);</div> |
| <div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordflow">if</span> (!status.<a class="code" href="classgrpc_1_1_status.html#a1f5b65c54d4e6dd502897e36040714dc">ok</a>()) {</div> |
| <div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordflow">return</span> status;</div> |
| <div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  }</div> |
| <div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  ops.SendInitialMetadata(context->send_initial_metadata_);</div> |
| <div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  ops.RecvInitialMetadata(context);</div> |
| <div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  ops.RecvMessage(result);</div> |
| <div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  ops.ClientSendClose();</div> |
| <div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  ops.ClientRecvStatus(context, &status);</div> |
| <div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  call.PerformOps(&ops);</div> |
| <div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  GPR_ASSERT((cq.Pluck(&ops) && ops.got_message) || !status.<a class="code" href="classgrpc_1_1_status.html#a1f5b65c54d4e6dd502897e36040714dc">ok</a>());</div> |
| <div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordflow">return</span> status;</div> |
| <div class="line"><a name="l00071"></a><span class="lineno"> 71</span> }</div> |
| <div class="line"><a name="l00072"></a><span class="lineno"> 72</span> </div> |
| <div class="line"><a name="l00073"></a><span class="lineno"> 73</span> } <span class="comment">// namespace grpc</span></div> |
| <div class="line"><a name="l00074"></a><span class="lineno"> 74</span> </div> |
| <div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="preprocessor">#endif // GRPCXX_IMPL_CLIENT_UNARY_CALL_H</span></div> |
| <div class="ttc" id="classgrpc_1_1_call_op_client_recv_status_html"><div class="ttname"><a href="classgrpc_1_1_call_op_client_recv_status.html">grpc::CallOpClientRecvStatus</a></div><div class="ttdef"><b>Definition:</b> call.h:431</div></div> |
| <div class="ttc" id="config_8h_html"><div class="ttname"><a href="config_8h.html">config.h</a></div></div> |
| <div class="ttc" id="classgrpc_1_1_client_context_html"><div class="ttname"><a href="classgrpc_1_1_client_context.html">grpc::ClientContext</a></div><div class="ttdef"><b>Definition:</b> client_context.h:74</div></div> |
| <div class="ttc" id="classgrpc_1_1_channel_interface_html_a9fd365d30961e8e40805a3c8faf276d0"><div class="ttname"><a href="classgrpc_1_1_channel_interface.html#a9fd365d30961e8e40805a3c8faf276d0">grpc::ChannelInterface::CreateCall</a></div><div class="ttdeci">virtual Call CreateCall(const RpcMethod &method, ClientContext *context, CompletionQueue *cq)=0</div></div> |
| <div class="ttc" id="classgrpc_1_1_call_op_send_message_html"><div class="ttname"><a href="classgrpc_1_1_call_op_send_message.html">grpc::CallOpSendMessage</a></div><div class="ttdef"><b>Definition:</b> call.h:190</div></div> |
| <div class="ttc" id="classgrpc_1_1_call_op_client_send_close_html"><div class="ttname"><a href="classgrpc_1_1_call_op_client_send_close.html">grpc::CallOpClientSendClose</a></div><div class="ttdef"><b>Definition:</b> call.h:341</div></div> |
| <div class="ttc" id="classgrpc_1_1_call_html"><div class="ttname"><a href="classgrpc_1_1_call.html">grpc::Call</a></div><div class="ttdef"><b>Definition:</b> call.h:565</div></div> |
| <div class="ttc" id="classgrpc_1_1_channel_interface_html"><div class="ttname"><a href="classgrpc_1_1_channel_interface.html">grpc::ChannelInterface</a></div><div class="ttdef"><b>Definition:</b> channel_interface.h:52</div></div> |
| <div class="ttc" id="call_8h_html"><div class="ttname"><a href="call_8h.html">call.h</a></div></div> |
| <div class="ttc" id="namespacegrpc_html_a35d5687ea2da09f9376f2caa42a1db1b"><div class="ttname"><a href="namespacegrpc.html#a35d5687ea2da09f9376f2caa42a1db1b">grpc::BlockingUnaryCall</a></div><div class="ttdeci">Status BlockingUnaryCall(ChannelInterface *channel, const RpcMethod &method, ClientContext *context, const InputMessage &request, OutputMessage *result)</div><div class="ttdef"><b>Definition:</b> client_unary_call.h:51</div></div> |
| <div class="ttc" id="classgrpc_1_1_call_op_set_html"><div class="ttname"><a href="classgrpc_1_1_call_op_set.html">grpc::CallOpSet</a></div><div class="ttdoc">Primary implementaiton of CallOpSetInterface. </div><div class="ttdef"><b>Definition:</b> call.h:506</div></div> |
| <div class="ttc" id="classgrpc_1_1_call_op_recv_message_html"><div class="ttname"><a href="classgrpc_1_1_call_op_recv_message.html">grpc::CallOpRecvMessage</a></div><div class="ttdef"><b>Definition:</b> call.h:237</div></div> |
| <div class="ttc" id="classgrpc_1_1_completion_queue_html"><div class="ttname"><a href="classgrpc_1_1_completion_queue.html">grpc::CompletionQueue</a></div><div class="ttdef"><b>Definition:</b> completion_queue.h:87</div></div> |
| <div class="ttc" id="status_8h_html"><div class="ttname"><a href="status_8h.html">status.h</a></div></div> |
| <div class="ttc" id="classgrpc_1_1_rpc_method_html"><div class="ttname"><a href="classgrpc_1_1_rpc_method.html">grpc::RpcMethod</a></div><div class="ttdef"><b>Definition:</b> rpc_method.h:39</div></div> |
| <div class="ttc" id="classgrpc_1_1_status_html_a1f5b65c54d4e6dd502897e36040714dc"><div class="ttname"><a href="classgrpc_1_1_status.html#a1f5b65c54d4e6dd502897e36040714dc">grpc::Status::ok</a></div><div class="ttdeci">bool ok() const </div><div class="ttdef"><b>Definition:</b> status.h:55</div></div> |
| <div class="ttc" id="classgrpc_1_1_status_html"><div class="ttname"><a href="classgrpc_1_1_status.html">grpc::Status</a></div><div class="ttdef"><b>Definition:</b> status.h:42</div></div> |
| <div class="ttc" id="classgrpc_1_1_call_op_send_initial_metadata_html"><div class="ttname"><a href="classgrpc_1_1_call_op_send_initial_metadata.html">grpc::CallOpSendInitialMetadata</a></div><div class="ttdef"><b>Definition:</b> call.h:159</div></div> |
| <div class="ttc" id="classgrpc_1_1_call_op_recv_initial_metadata_html"><div class="ttname"><a href="classgrpc_1_1_call_op_recv_initial_metadata.html">grpc::CallOpRecvInitialMetadata</a></div><div class="ttdef"><b>Definition:</b> call.h:402</div></div> |
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