classgrpc_1_1_server_async_reader.html 22 KB

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  86. <li class="navelem"><a class="el" href="namespacegrpc.html">grpc</a></li><li class="navelem"><a class="el" href="classgrpc_1_1_server_async_reader.html">ServerAsyncReader</a></li> </ul>
  87. </div>
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  89. <div class="header">
  90. <div class="summary">
  91. <a href="#pub-methods">Public Member Functions</a> </div>
  92. <div class="headertitle">
  93. <div class="title">grpc::ServerAsyncReader&lt; W, R &gt; Class Template Reference<span class="mlabels"><span class="mlabel">final</span></span></div> </div>
  94. </div><!--header-->
  95. <div class="contents">
  96. <p>Async server-side API for doing client-streaming RPCs, where the incoming message stream from the client has messages of type <em>R</em>, and the single response message sent from the server is type <em>W</em>.
  97. <a href="classgrpc_1_1_server_async_reader.html#details">More...</a></p>
  98. <p><code>#include &lt;<a class="el" href="impl_2codegen_2async__stream_8h_source.html">async_stream.h</a>&gt;</code></p>
  99. <table class="memberdecls">
  100. <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
  101. Public Member Functions</h2></td></tr>
  102. <tr class="memitem:a7f351e1d526b250336402ee03b8cc75e"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_server_async_reader.html#a7f351e1d526b250336402ee03b8cc75e">ServerAsyncReader</a> (<a class="el" href="classgrpc_1_1_server_context.html">ServerContext</a> *ctx)</td></tr>
  103. <tr class="separator:a7f351e1d526b250336402ee03b8cc75e"><td class="memSeparator" colspan="2">&#160;</td></tr>
  104. <tr class="memitem:a3158928c9f07d695b3deeb39e5dd0982"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_server_async_reader.html#a3158928c9f07d695b3deeb39e5dd0982">SendInitialMetadata</a> (void *tag) override</td></tr>
  105. <tr class="memdesc:a3158928c9f07d695b3deeb39e5dd0982"><td class="mdescLeft">&#160;</td><td class="mdescRight">See <em><a class="el" href="classgrpc_1_1_server_async_streaming_interface.html#ab2d5db2b2ca3032994396543a8bb044c" title="Request notification of the sending of initial metadata to the client. ">ServerAsyncStreamingInterface::SendInitialMetadata</a></em> for semantics. <a href="#a3158928c9f07d695b3deeb39e5dd0982">More...</a><br/></td></tr>
  106. <tr class="separator:a3158928c9f07d695b3deeb39e5dd0982"><td class="memSeparator" colspan="2">&#160;</td></tr>
  107. <tr class="memitem:aefbe83b79433a6ae85f9f1ce913997c1"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_server_async_reader.html#aefbe83b79433a6ae85f9f1ce913997c1">Read</a> (R *msg, void *tag) override</td></tr>
  108. <tr class="memdesc:aefbe83b79433a6ae85f9f1ce913997c1"><td class="mdescLeft">&#160;</td><td class="mdescRight">Read a message of type <em>R</em> into <em>msg</em>. <a href="#aefbe83b79433a6ae85f9f1ce913997c1">More...</a><br/></td></tr>
  109. <tr class="separator:aefbe83b79433a6ae85f9f1ce913997c1"><td class="memSeparator" colspan="2">&#160;</td></tr>
  110. <tr class="memitem:a0245b202e3b715f3994b80153c1b9272"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_server_async_reader.html#a0245b202e3b715f3994b80153c1b9272">Finish</a> (const W &amp;msg, const <a class="el" href="classgrpc_1_1_status.html">Status</a> &amp;status, void *tag) override</td></tr>
  111. <tr class="memdesc:a0245b202e3b715f3994b80153c1b9272"><td class="mdescLeft">&#160;</td><td class="mdescRight">See the <em><a class="el" href="classgrpc_1_1_async_reader_interface.html#aa644cf63c12ae8c9d5fda16a361f8a11" title="Read a message of type R into msg. ">ServerAsyncReaderInterface.Read</a></em> method for semantics. <a href="#a0245b202e3b715f3994b80153c1b9272">More...</a><br/></td></tr>
  112. <tr class="separator:a0245b202e3b715f3994b80153c1b9272"><td class="memSeparator" colspan="2">&#160;</td></tr>
  113. <tr class="memitem:a20ec38517bcca2f0aa3c3a6f635caa2b"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_server_async_reader.html#a20ec38517bcca2f0aa3c3a6f635caa2b">FinishWithError</a> (const <a class="el" href="classgrpc_1_1_status.html">Status</a> &amp;status, void *tag) override</td></tr>
  114. <tr class="memdesc:a20ec38517bcca2f0aa3c3a6f635caa2b"><td class="mdescLeft">&#160;</td><td class="mdescRight">See the <em><a class="el" href="classgrpc_1_1_async_reader_interface.html#aa644cf63c12ae8c9d5fda16a361f8a11" title="Read a message of type R into msg. ">ServerAsyncReaderInterface.Read</a></em> method for semantics. <a href="#a20ec38517bcca2f0aa3c3a6f635caa2b">More...</a><br/></td></tr>
  115. <tr class="separator:a20ec38517bcca2f0aa3c3a6f635caa2b"><td class="memSeparator" colspan="2">&#160;</td></tr>
  116. <tr class="inherit_header pub_methods_classgrpc_1_1_server_async_streaming_interface"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classgrpc_1_1_server_async_streaming_interface')"><img src="closed.png" alt="-"/>&#160;Public Member Functions inherited from <a class="el" href="classgrpc_1_1_server_async_streaming_interface.html">grpc::ServerAsyncStreamingInterface</a></td></tr>
  117. <tr class="memitem:af7c2bc176a6658e86a74a1cacd53d3bc inherit pub_methods_classgrpc_1_1_server_async_streaming_interface"><td class="memItemLeft" align="right" valign="top">virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_server_async_streaming_interface.html#af7c2bc176a6658e86a74a1cacd53d3bc">~ServerAsyncStreamingInterface</a> ()</td></tr>
  118. <tr class="separator:af7c2bc176a6658e86a74a1cacd53d3bc inherit pub_methods_classgrpc_1_1_server_async_streaming_interface"><td class="memSeparator" colspan="2">&#160;</td></tr>
  119. <tr class="inherit_header pub_methods_classgrpc_1_1_async_reader_interface"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classgrpc_1_1_async_reader_interface')"><img src="closed.png" alt="-"/>&#160;Public Member Functions inherited from <a class="el" href="classgrpc_1_1_async_reader_interface.html">grpc::AsyncReaderInterface&lt; R &gt;</a></td></tr>
  120. <tr class="memitem:ac7845d2df90fb380008aadb7f5f2f379 inherit pub_methods_classgrpc_1_1_async_reader_interface"><td class="memItemLeft" align="right" valign="top">virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_async_reader_interface.html#ac7845d2df90fb380008aadb7f5f2f379">~AsyncReaderInterface</a> ()</td></tr>
  121. <tr class="separator:ac7845d2df90fb380008aadb7f5f2f379 inherit pub_methods_classgrpc_1_1_async_reader_interface"><td class="memSeparator" colspan="2">&#160;</td></tr>
  122. </table>
  123. <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
  124. <div class="textblock"><h3>template&lt;class W, class R&gt;<br/>
  125. class grpc::ServerAsyncReader&lt; W, R &gt;</h3>
  126. <p>Async server-side API for doing client-streaming RPCs, where the incoming message stream from the client has messages of type <em>R</em>, and the single response message sent from the server is type <em>W</em>. </p>
  127. </div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
  128. <a class="anchor" id="a7f351e1d526b250336402ee03b8cc75e"></a>
  129. <div class="memitem">
  130. <div class="memproto">
  131. <div class="memtemplate">
  132. template&lt;class W , class R &gt; </div>
  133. <table class="mlabels">
  134. <tr>
  135. <td class="mlabels-left">
  136. <table class="memname">
  137. <tr>
  138. <td class="memname"><a class="el" href="classgrpc_1_1_server_async_reader.html">grpc::ServerAsyncReader</a>&lt; W, R &gt;::<a class="el" href="classgrpc_1_1_server_async_reader.html">ServerAsyncReader</a> </td>
  139. <td>(</td>
  140. <td class="paramtype"><a class="el" href="classgrpc_1_1_server_context.html">ServerContext</a> *&#160;</td>
  141. <td class="paramname"><em>ctx</em></td><td>)</td>
  142. <td></td>
  143. </tr>
  144. </table>
  145. </td>
  146. <td class="mlabels-right">
  147. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">explicit</span></span> </td>
  148. </tr>
  149. </table>
  150. </div><div class="memdoc">
  151. </div>
  152. </div>
  153. <h2 class="groupheader">Member Function Documentation</h2>
  154. <a class="anchor" id="a0245b202e3b715f3994b80153c1b9272"></a>
  155. <div class="memitem">
  156. <div class="memproto">
  157. <div class="memtemplate">
  158. template&lt;class W , class R &gt; </div>
  159. <table class="mlabels">
  160. <tr>
  161. <td class="mlabels-left">
  162. <table class="memname">
  163. <tr>
  164. <td class="memname">void <a class="el" href="classgrpc_1_1_server_async_reader.html">grpc::ServerAsyncReader</a>&lt; W, R &gt;::Finish </td>
  165. <td>(</td>
  166. <td class="paramtype">const W &amp;&#160;</td>
  167. <td class="paramname"><em>msg</em>, </td>
  168. </tr>
  169. <tr>
  170. <td class="paramkey"></td>
  171. <td></td>
  172. <td class="paramtype">const <a class="el" href="classgrpc_1_1_status.html">Status</a> &amp;&#160;</td>
  173. <td class="paramname"><em>status</em>, </td>
  174. </tr>
  175. <tr>
  176. <td class="paramkey"></td>
  177. <td></td>
  178. <td class="paramtype">void *&#160;</td>
  179. <td class="paramname"><em>tag</em>&#160;</td>
  180. </tr>
  181. <tr>
  182. <td></td>
  183. <td>)</td>
  184. <td></td><td></td>
  185. </tr>
  186. </table>
  187. </td>
  188. <td class="mlabels-right">
  189. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
  190. </tr>
  191. </table>
  192. </div><div class="memdoc">
  193. <p>See the <em><a class="el" href="classgrpc_1_1_async_reader_interface.html#aa644cf63c12ae8c9d5fda16a361f8a11" title="Read a message of type R into msg. ">ServerAsyncReaderInterface.Read</a></em> method for semantics. </p>
  194. <p>Side effect:</p>
  195. <ul>
  196. <li>also sends initial metadata if not alreay sent.</li>
  197. <li>uses the <em><a class="el" href="classgrpc_1_1_server_context.html" title="A ServerContext allows the person implementing a service handler to: ">ServerContext</a></em> associated with this call to send possible initial and trailing metadata.</li>
  198. </ul>
  199. <p>Note: <em>msg</em> is not sent if <em>status</em> has a non-OK code. </p>
  200. <p>Implements <a class="el" href="classgrpc_1_1_server_async_reader_interface.html#aad3ce656b43d5a8e2f2ce851514fc647">grpc::ServerAsyncReaderInterface&lt; W, R &gt;</a>.</p>
  201. </div>
  202. </div>
  203. <a class="anchor" id="a20ec38517bcca2f0aa3c3a6f635caa2b"></a>
  204. <div class="memitem">
  205. <div class="memproto">
  206. <div class="memtemplate">
  207. template&lt;class W , class R &gt; </div>
  208. <table class="mlabels">
  209. <tr>
  210. <td class="mlabels-left">
  211. <table class="memname">
  212. <tr>
  213. <td class="memname">void <a class="el" href="classgrpc_1_1_server_async_reader.html">grpc::ServerAsyncReader</a>&lt; W, R &gt;::FinishWithError </td>
  214. <td>(</td>
  215. <td class="paramtype">const <a class="el" href="classgrpc_1_1_status.html">Status</a> &amp;&#160;</td>
  216. <td class="paramname"><em>status</em>, </td>
  217. </tr>
  218. <tr>
  219. <td class="paramkey"></td>
  220. <td></td>
  221. <td class="paramtype">void *&#160;</td>
  222. <td class="paramname"><em>tag</em>&#160;</td>
  223. </tr>
  224. <tr>
  225. <td></td>
  226. <td>)</td>
  227. <td></td><td></td>
  228. </tr>
  229. </table>
  230. </td>
  231. <td class="mlabels-right">
  232. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
  233. </tr>
  234. </table>
  235. </div><div class="memdoc">
  236. <p>See the <em><a class="el" href="classgrpc_1_1_async_reader_interface.html#aa644cf63c12ae8c9d5fda16a361f8a11" title="Read a message of type R into msg. ">ServerAsyncReaderInterface.Read</a></em> method for semantics. </p>
  237. <p>Side effect:</p>
  238. <ul>
  239. <li>also sends initial metadata if not alreay sent.</li>
  240. <li>uses the <em><a class="el" href="classgrpc_1_1_server_context.html" title="A ServerContext allows the person implementing a service handler to: ">ServerContext</a></em> associated with this call to send possible initial and trailing metadata. </li>
  241. </ul>
  242. <p>Implements <a class="el" href="classgrpc_1_1_server_async_reader_interface.html#a39c4168fd67c1658f8ddbbfc52c095d2">grpc::ServerAsyncReaderInterface&lt; W, R &gt;</a>.</p>
  243. </div>
  244. </div>
  245. <a class="anchor" id="aefbe83b79433a6ae85f9f1ce913997c1"></a>
  246. <div class="memitem">
  247. <div class="memproto">
  248. <div class="memtemplate">
  249. template&lt;class W , class R &gt; </div>
  250. <table class="mlabels">
  251. <tr>
  252. <td class="mlabels-left">
  253. <table class="memname">
  254. <tr>
  255. <td class="memname">void <a class="el" href="classgrpc_1_1_server_async_reader.html">grpc::ServerAsyncReader</a>&lt; W, R &gt;::Read </td>
  256. <td>(</td>
  257. <td class="paramtype">R *&#160;</td>
  258. <td class="paramname"><em>msg</em>, </td>
  259. </tr>
  260. <tr>
  261. <td class="paramkey"></td>
  262. <td></td>
  263. <td class="paramtype">void *&#160;</td>
  264. <td class="paramname"><em>tag</em>&#160;</td>
  265. </tr>
  266. <tr>
  267. <td></td>
  268. <td>)</td>
  269. <td></td><td></td>
  270. </tr>
  271. </table>
  272. </td>
  273. <td class="mlabels-right">
  274. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
  275. </tr>
  276. </table>
  277. </div><div class="memdoc">
  278. <p>Read a message of type <em>R</em> into <em>msg</em>. </p>
  279. <p>Completion will be notified by <em>tag</em> on the associated completion queue. This is thread-safe with respect to <em>Write</em> or <em>WritesDone</em> methods. It should not be called concurrently with other streaming APIs on the same stream. It is not meaningful to call it concurrently with another <em><a class="el" href="classgrpc_1_1_async_reader_interface.html#aa644cf63c12ae8c9d5fda16a361f8a11" title="Read a message of type R into msg. ">AsyncReaderInterface::Read</a></em> on the same stream since reads on the same stream are delivered in order.</p>
  280. <dl class="params"><dt>Parameters</dt><dd>
  281. <table class="params">
  282. <tr><td class="paramdir">[out]</td><td class="paramname">msg</td><td>Where to eventually store the read message. </td></tr>
  283. <tr><td class="paramdir">[in]</td><td class="paramname">tag</td><td>The tag identifying the operation.</td></tr>
  284. </table>
  285. </dd>
  286. </dl>
  287. <p>Side effect: note that this method attempt to receive initial metadata for a stream if it hasn't yet been received. </p>
  288. <p>Implements <a class="el" href="classgrpc_1_1_async_reader_interface.html#aa644cf63c12ae8c9d5fda16a361f8a11">grpc::AsyncReaderInterface&lt; R &gt;</a>.</p>
  289. </div>
  290. </div>
  291. <a class="anchor" id="a3158928c9f07d695b3deeb39e5dd0982"></a>
  292. <div class="memitem">
  293. <div class="memproto">
  294. <div class="memtemplate">
  295. template&lt;class W , class R &gt; </div>
  296. <table class="mlabels">
  297. <tr>
  298. <td class="mlabels-left">
  299. <table class="memname">
  300. <tr>
  301. <td class="memname">void <a class="el" href="classgrpc_1_1_server_async_reader.html">grpc::ServerAsyncReader</a>&lt; W, R &gt;::SendInitialMetadata </td>
  302. <td>(</td>
  303. <td class="paramtype">void *&#160;</td>
  304. <td class="paramname"><em>tag</em></td><td>)</td>
  305. <td></td>
  306. </tr>
  307. </table>
  308. </td>
  309. <td class="mlabels-right">
  310. <span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">override</span><span class="mlabel">virtual</span></span> </td>
  311. </tr>
  312. </table>
  313. </div><div class="memdoc">
  314. <p>See <em><a class="el" href="classgrpc_1_1_server_async_streaming_interface.html#ab2d5db2b2ca3032994396543a8bb044c" title="Request notification of the sending of initial metadata to the client. ">ServerAsyncStreamingInterface::SendInitialMetadata</a></em> for semantics. </p>
  315. <p>Implicit input parameter:</p>
  316. <ul>
  317. <li>The initial metadata that will be sent to the client from this op will be taken from the <em><a class="el" href="classgrpc_1_1_server_context.html" title="A ServerContext allows the person implementing a service handler to: ">ServerContext</a></em> associated with the call. </li>
  318. </ul>
  319. <p>Implements <a class="el" href="classgrpc_1_1_server_async_streaming_interface.html#ab2d5db2b2ca3032994396543a8bb044c">grpc::ServerAsyncStreamingInterface</a>.</p>
  320. </div>
  321. </div>
  322. <hr/>The documentation for this class was generated from the following file:<ul>
  323. <li>include/grpc++/impl/codegen/<a class="el" href="impl_2codegen_2async__stream_8h_source.html">async_stream.h</a></li>
  324. </ul>
  325. </div><!-- contents -->
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  328. Generated on Wed Jun 21 2017 14:13:08 for GRPC C++ by &#160;<a href="http://www.doxygen.org/index.html">
  329. <img class="footer" src="doxygen.png" alt="doxygen"/>
  330. </a> 1.8.6
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