Domů Procházet Nápověda
Přihlásit se
carto
/
grpc
2
0
Rozštěpit 0
Soubory Úkoly 0 Pull Requesty 0 Wiki
Větev: gh-pages
Větve Značky
grpc
/
cpp
/
callback__common_8h_source.html

callback__common_8h_source.html 57 KB
Trvalý odkaz Historie Surový

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337 
  1. <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
    2. 

  2. <html xmlns="http://www.w3.org/1999/xhtml">
    3. 

  3. <head>
    4. 

  4. <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
    5. 

  5. <meta http-equiv="X-UA-Compatible" content="IE=9"/>
    6. 

  6. <meta name="generator" content="Doxygen 1.8.17"/>
    7. 

  7. <meta name="viewport" content="width=device-width, initial-scale=1"/>
    8. 

  8. <title>GRPC C++: include/grpcpp/impl/codegen/callback_common.h Source File</title>
    9. 

  9. <link href="tabs.css" rel="stylesheet" type="text/css"/>
    10. 

  10. <script type="text/javascript" src="jquery.js"></script>
    11. 

  11. <script type="text/javascript" src="dynsections.js"></script>
    12. 

  12. <link href="search/search.css" rel="stylesheet" type="text/css"/>
    13. 

  13. <script type="text/javascript" src="search/searchdata.js"></script>
    14. 

  14. <script type="text/javascript" src="search/search.js"></script>
    15. 

  15. <link href="doxygen.css" rel="stylesheet" type="text/css" />
    16. 

  16. </head>
    17. 

  17. <body>
    18. 

  18. <div id="top"><!-- do not remove this div, it is closed by doxygen! -->
    19. 

  19. <div id="titlearea">
    20. 

  20. <table cellspacing="0" cellpadding="0">
    21. 

  21.  <tbody>
    22. 

  22.  <tr style="height: 56px;">
    23. 

  23.   <td id="projectalign" style="padding-left: 0.5em;">
    24. 

  24.    <div id="projectname">GRPC C++
    25. 

  25.    &#160;<span id="projectnumber">1.36.1</span>
    26. 

  26.    </div>
    27. 

  27.   </td>
    28. 

  28.  </tr>
    29. 

  29.  </tbody>
    30. 

  30. </table>
    31. 

  31. </div>
    32. 

  32. <!-- end header part -->
    33. 

  33. <!-- Generated by Doxygen 1.8.17 -->
    34. 

  34. <script type="text/javascript">
    35. 

  35. /* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&amp;dn=gpl-2.0.txt GPL-v2 */
    36. 

  36. var searchBox = new SearchBox("searchBox", "search",false,'Search');
    37. 

  37. /* @license-end */
    38. 

  38. </script>
    39. 

  39. <script type="text/javascript" src="menudata.js"></script>
    40. 

  40. <script type="text/javascript" src="menu.js"></script>
    41. 

  41. <script type="text/javascript">
    42. 

  42. /* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&amp;dn=gpl-2.0.txt GPL-v2 */
    43. 

  43. $(function() {
    44. 

  44.   initMenu('',true,false,'search.php','Search');
    45. 

  45.   $(document).ready(function() { init_search(); });
    46. 

  46. });
    47. 

  47. /* @license-end */</script>
    48. 

  48. <div id="main-nav"></div>
    49. 

  49. <!-- window showing the filter options -->
    50. 

  50. <div id="MSearchSelectWindow"
    51. 

  51.      onmouseover="return searchBox.OnSearchSelectShow()"
    52. 

  52.      onmouseout="return searchBox.OnSearchSelectHide()"
    53. 

  53.      onkeydown="return searchBox.OnSearchSelectKey(event)">
    54. 

  54. </div>
    55. 

  55. 

  56. <!-- iframe showing the search results (closed by default) -->
    57. 

  57. <div id="MSearchResultsWindow">
    58. 

  58. <iframe src="javascript:void(0)" frameborder="0" 
    59. 

  59.         name="MSearchResults" id="MSearchResults">
    60. 

  60. </iframe>
    61. 

  61. </div>
    62. 

  62. 

  63. <div id="nav-path" class="navpath">
    64. 

  64.   <ul>
    65. 

  65. <li class="navelem"><a class="el" href="dir_d44c64559bbebec7f509842c48db8b23.html">include</a></li><li class="navelem"><a class="el" href="dir_412f9a3d5dfcba8716486cd870ef4586.html">grpcpp</a></li><li class="navelem"><a class="el" href="dir_84040d6f573b73aa8d12512b533ede11.html">impl</a></li><li class="navelem"><a class="el" href="dir_a33e3e3a3b205cffecbb359564791f71.html">codegen</a></li>  </ul>
    66. 

  66. </div>
    67. 

  67. </div><!-- top -->
    68. 

  68. <div class="header">
    69. 

  69.   <div class="headertitle">
    70. 

  70. <div class="title">callback_common.h</div>  </div>
    71. 

  71. </div><!--header-->
    72. 

  72. <div class="contents">
    73. 

  73. <a href="callback__common_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>&#160;<span class="comment">/*</span></div>
    74. 

  74. <div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> *</span></div>
    75. 

  75. <div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> * Copyright 2018 gRPC authors.</span></div>
    76. 

  76. <div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> *</span></div>
    77. 

  77. <div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> * Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);</span></div>
    78. 

  78. <div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> * you may not use this file except in compliance with the License.</span></div>
    79. 

  79. <div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> * You may obtain a copy of the License at</span></div>
    80. 

  80. <div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> *</span></div>
    81. 

  81. <div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment"> *     http://www.apache.org/licenses/LICENSE-2.0</span></div>
    82. 

  82. <div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment"> *</span></div>
    83. 

  83. <div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment"> * Unless required by applicable law or agreed to in writing, software</span></div>
    84. 

  84. <div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment"> * distributed under the License is distributed on an &quot;AS IS&quot; BASIS,</span></div>
    85. 

  85. <div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
    86. 

  86. <div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment"> * See the License for the specific language governing permissions and</span></div>
    87. 

  87. <div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment"> * limitations under the License.</span></div>
    88. 

  88. <div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment"> *</span></div>
    89. 

  89. <div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment"> */</span></div>
    90. 

  90. <div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160; </div>
    91. 

  91. <div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="preprocessor">#ifndef GRPCPP_IMPL_CODEGEN_CALLBACK_COMMON_H</span></div>
    92. 

  92. <div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="preprocessor">#define GRPCPP_IMPL_CODEGEN_CALLBACK_COMMON_H</span></div>
    93. 

  93. <div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160; </div>
    94. 

  94. <div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="preprocessor">#include &lt;functional&gt;</span></div>
    95. 

  95. <div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160; </div>
    96. 

  96. <div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="grpc__types_8h.html">grpc/impl/codegen/grpc_types.h</a>&gt;</span></div>
    97. 

  97. <div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="grpcpp_2impl_2codegen_2call_8h.html">grpcpp/impl/codegen/call.h</a>&gt;</span></div>
    98. 

  98. <div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="grpcpp_2impl_2codegen_2channel__interface_8h.html">grpcpp/impl/codegen/channel_interface.h</a>&gt;</span></div>
    99. 

  99. <div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="grpcpp_2impl_2codegen_2completion__queue__tag_8h.html">grpcpp/impl/codegen/completion_queue_tag.h</a>&gt;</span></div>
    100. 

  100. <div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="grpcpp_2impl_2codegen_2config_8h.html">grpcpp/impl/codegen/config.h</a>&gt;</span></div>
    101. 

  101. <div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="grpcpp_2impl_2codegen_2core__codegen__interface_8h.html">grpcpp/impl/codegen/core_codegen_interface.h</a>&gt;</span></div>
    102. 

  102. <div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="grpcpp_2impl_2codegen_2status_8h.html">grpcpp/impl/codegen/status.h</a>&gt;</span></div>
    103. 

  103. <div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160; </div>
    104. 

  104. <div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacegrpc.html">grpc</a> {</div>
    105. 

  105. <div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="keyword">namespace </span>internal {</div>
    106. 

  106. <div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160; </div>
    107. 

  107. <div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="comment">// TODO(vjpai): decide whether it is better for this to take a const lvalue</span></div>
    108. 

  108. <div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="comment">//              parameter or an rvalue parameter, or if it even matters</span></div>
    109. 

  109. <div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class </span>Func, <span class="keyword">class</span>... Args&gt;</div>
    110. 

  110. <div class="line"><a name="l00039"></a><span class="lineno"><a class="line" href="namespacegrpc_1_1internal.html#a161ad876dc2d4fea93dd8260a7b9b0ae">   39</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="namespacegrpc_1_1internal.html#a161ad876dc2d4fea93dd8260a7b9b0ae">CatchingCallback</a>(Func&amp;&amp; func, Args&amp;&amp;... args) {</div>
    111. 

  111. <div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;<span class="preprocessor">#if GRPC_ALLOW_EXCEPTIONS</span></div>
    112. 

  112. <div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;  <span class="keywordflow">try</span> {</div>
    113. 

  113. <div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;    func(std::forward&lt;Args&gt;(args)...);</div>
    114. 

  114. <div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;  } <span class="keywordflow">catch</span> (...) {</div>
    115. 

  115. <div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;    <span class="comment">// nothing to return or change here, just don&#39;t crash the library</span></div>
    116. 

  116. <div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;  }</div>
    117. 

  117. <div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;<span class="preprocessor">#else   // GRPC_ALLOW_EXCEPTIONS</span></div>
    118. 

  118. <div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;  func(std::forward&lt;Args&gt;(args)...);</div>
    119. 

  119. <div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;<span class="preprocessor">#endif  // GRPC_ALLOW_EXCEPTIONS</span></div>
    120. 

  120. <div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;}</div>
    121. 

  121. <div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160; </div>
    122. 

  122. <div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;<span class="keyword">template</span> &lt;<span class="keyword">class </span>Reactor, <span class="keyword">class </span>Func, <span class="keyword">class</span>... Args&gt;</div>
    123. 

  123. <div class="line"><a name="l00052"></a><span class="lineno"><a class="line" href="namespacegrpc_1_1internal.html#a7015d612ccec586d33e7afb77e8e515e">   52</a></span>&#160;Reactor* <a class="code" href="namespacegrpc_1_1internal.html#a7015d612ccec586d33e7afb77e8e515e">CatchingReactorGetter</a>(Func&amp;&amp; func, Args&amp;&amp;... args) {</div>
    124. 

  124. <div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;<span class="preprocessor">#if GRPC_ALLOW_EXCEPTIONS</span></div>
    125. 

  125. <div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;  <span class="keywordflow">try</span> {</div>
    126. 

  126. <div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;    <span class="keywordflow">return</span> func(std::forward&lt;Args&gt;(args)...);</div>
    127. 

  127. <div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;  } <span class="keywordflow">catch</span> (...) {</div>
    128. 

  128. <div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;    <span class="comment">// fail the RPC, don&#39;t crash the library</span></div>
    129. 

  129. <div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;    <span class="keywordflow">return</span> <span class="keyword">nullptr</span>;</div>
    130. 

  130. <div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;  }</div>
    131. 

  131. <div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;<span class="preprocessor">#else   // GRPC_ALLOW_EXCEPTIONS</span></div>
    132. 

  132. <div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;  <span class="keywordflow">return</span> func(std::forward&lt;Args&gt;(args)...);</div>
    133. 

  133. <div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;<span class="preprocessor">#endif  // GRPC_ALLOW_EXCEPTIONS</span></div>
    134. 

  134. <div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;}</div>
    135. 

  135. <div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160; </div>
    136. 

  136. <div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;<span class="comment">// The contract on these tags is that they are single-shot. They must be</span></div>
    137. 

  137. <div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;<span class="comment">// constructed and then fired at exactly one point. There is no expectation</span></div>
    138. 

  138. <div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;<span class="comment">// that they can be reused without reconstruction.</span></div>
    139. 

  139. <div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160; </div>
    140. 

  140. <div class="line"><a name="l00069"></a><span class="lineno"><a class="line" href="classgrpc_1_1internal_1_1_callback_with_status_tag.html">   69</a></span>&#160;<span class="keyword">class </span><a class="code" href="classgrpc_1_1internal_1_1_callback_with_status_tag.html">CallbackWithStatusTag</a></div>
    141. 

  141. <div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;    : <span class="keyword">public</span> <a class="code" href="structgrpc__experimental__completion__queue__functor.html">grpc_experimental_completion_queue_functor</a> {</div>
    142. 

  142. <div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160; <span class="keyword">public</span>:</div>
    143. 

  143. <div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;  <span class="comment">// always allocated against a call arena, no memory free required</span></div>
    144. 

  144. <div class="line"><a name="l00073"></a><span class="lineno"><a class="line" href="classgrpc_1_1internal_1_1_callback_with_status_tag.html#a1f9bdf075175df0ca310e9ac4a2580f9">   73</a></span>&#160;  <span class="keyword">static</span> <span class="keywordtype">void</span> <span class="keyword">operator</span> <span class="keyword">delete</span>(<span class="keywordtype">void</span>* <span class="comment">/*ptr*/</span>, std::size_t size) {</div>
    145. 

  145. <div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;    <a class="code" href="grpcpp_2impl_2codegen_2core__codegen__interface_8h.html#a39c1421e7081b57c503487659e2653a5">GPR_CODEGEN_ASSERT</a>(size == <span class="keyword">sizeof</span>(<a class="code" href="classgrpc_1_1internal_1_1_callback_with_status_tag.html">CallbackWithStatusTag</a>));</div>
    146. 

  146. <div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;  }</div>
    147. 

  147. <div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160; </div>
    148. 

  148. <div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;  <span class="comment">// This operator should never be called as the memory should be freed as part</span></div>
    149. 

  149. <div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;  <span class="comment">// of the arena destruction. It only exists to provide a matching operator</span></div>
    150. 

  150. <div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;  <span class="comment">// delete to the operator new so that some compilers will not complain (see</span></div>
    151. 

  151. <div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;  <span class="comment">// https://github.com/grpc/grpc/issues/11301) Note at the time of adding this</span></div>
    152. 

  152. <div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;  <span class="comment">// there are no tests catching the compiler warning.</span></div>
    153. 

  153. <div class="line"><a name="l00082"></a><span class="lineno"><a class="line" href="classgrpc_1_1internal_1_1_callback_with_status_tag.html#a750c17a2c7ee886eac8fca331b8224e1">   82</a></span>&#160;  <span class="keyword">static</span> <span class="keywordtype">void</span> <span class="keyword">operator</span> <span class="keyword">delete</span>(<span class="keywordtype">void</span>*, <span class="keywordtype">void</span>*) { <a class="code" href="grpcpp_2impl_2codegen_2core__codegen__interface_8h.html#a39c1421e7081b57c503487659e2653a5">GPR_CODEGEN_ASSERT</a>(<span class="keyword">false</span>); }</div>
    154. 

  154. <div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160; </div>
    155. 

  155. <div class="line"><a name="l00084"></a><span class="lineno"><a class="line" href="classgrpc_1_1internal_1_1_callback_with_status_tag.html#a90541e7784fd49209cae06ce464446b1">   84</a></span>&#160;  <a class="code" href="classgrpc_1_1internal_1_1_callback_with_status_tag.html#a90541e7784fd49209cae06ce464446b1">CallbackWithStatusTag</a>(<a class="code" href="grpc__types_8h.html#a122f8f4f0a585396d993d9b55848f222">grpc_call</a>* call, std::function&lt;<span class="keywordtype">void</span>(<a class="code" href="classgrpc_1_1_status.html">Status</a>)&gt; f,</div>
    156. 

  156. <div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;                        <a class="code" href="classgrpc_1_1internal_1_1_completion_queue_tag.html">CompletionQueueTag</a>* ops)</div>
    157. 

  157. <div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;      : call_(call), func_(<a class="code" href="namespacestd.html">std</a>::move(f)), ops_(ops) {</div>
    158. 

  158. <div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;    <a class="code" href="namespacegrpc.html#abbcecc18dae64c65df0b6d9aa8bf67a8">g_core_codegen_interface</a>-&gt;<a class="code" href="classgrpc_1_1_core_codegen_interface.html#a715e4e7dfab8362f01a8199489215404">grpc_call_ref</a>(call);</div>
    159. 

  159. <div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;    <a class="code" href="structgrpc__experimental__completion__queue__functor.html#a803544c5034a25e2f6de1bc1ee465ff6">functor_run</a> = &amp;CallbackWithStatusTag::StaticRun;</div>
    160. 

  160. <div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;    <span class="comment">// A client-side callback should never be run inline since they will always</span></div>
    161. 

  161. <div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;    <span class="comment">// have work to do from the user application. So, set the parent&#39;s</span></div>
    162. 

  162. <div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;    <span class="comment">// inlineable field to false</span></div>
    163. 

  163. <div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;    <a class="code" href="structgrpc__experimental__completion__queue__functor.html#ad622c1b44c3b548c55a09c2634413f31">inlineable</a> = <span class="keyword">false</span>;</div>
    164. 

  164. <div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;  }</div>
    165. 

  165. <div class="line"><a name="l00094"></a><span class="lineno"><a class="line" href="classgrpc_1_1internal_1_1_callback_with_status_tag.html#a921ddcf3e51f455b40317819e06ddfda">   94</a></span>&#160;  <a class="code" href="classgrpc_1_1internal_1_1_callback_with_status_tag.html#a921ddcf3e51f455b40317819e06ddfda">~CallbackWithStatusTag</a>() {}</div>
    166. 

  166. <div class="line"><a name="l00095"></a><span class="lineno"><a class="line" href="classgrpc_1_1internal_1_1_callback_with_status_tag.html#af1165bb5dcac25fadc2069064760c84b">   95</a></span>&#160;  <a class="code" href="classgrpc_1_1_status.html">Status</a>* <a class="code" href="classgrpc_1_1internal_1_1_callback_with_status_tag.html#af1165bb5dcac25fadc2069064760c84b">status_ptr</a>() { <span class="keywordflow">return</span> &amp;status_; }</div>
    167. 

  167. <div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160; </div>
    168. 

  168. <div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;  <span class="comment">// force_run can not be performed on a tag if operations using this tag</span></div>
    169. 

  169. <div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;  <span class="comment">// have been sent to PerformOpsOnCall. It is intended for error conditions</span></div>
    170. 

  170. <div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;  <span class="comment">// that are detected before the operations are internally processed.</span></div>
    171. 

  171. <div class="line"><a name="l00100"></a><span class="lineno"><a class="line" href="classgrpc_1_1internal_1_1_callback_with_status_tag.html#ae41b52f478d3878c8aadcd26cf9dada6">  100</a></span>&#160;  <span class="keywordtype">void</span> <a class="code" href="classgrpc_1_1internal_1_1_callback_with_status_tag.html#ae41b52f478d3878c8aadcd26cf9dada6">force_run</a>(<a class="code" href="classgrpc_1_1_status.html">Status</a> s) {</div>
    172. 

  172. <div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;    status_ = std::move(s);</div>
    173. 

  173. <div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;    Run(<span class="keyword">true</span>);</div>
    174. 

  174. <div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;  }</div>
    175. 

  175. <div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160; </div>
    176. 

  176. <div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160; <span class="keyword">private</span>:</div>
    177. 

  177. <div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;  <a class="code" href="grpc__types_8h.html#a122f8f4f0a585396d993d9b55848f222">grpc_call</a>* call_;</div>
    178. 

  178. <div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;  std::function&lt;void(<a class="code" href="classgrpc_1_1_status.html">Status</a>)&gt; func_;</div>
    179. 

  179. <div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;  <a class="code" href="classgrpc_1_1internal_1_1_completion_queue_tag.html">CompletionQueueTag</a>* ops_;</div>
    180. 

  180. <div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;  <a class="code" href="classgrpc_1_1_status.html">Status</a> status_;</div>
    181. 

  181. <div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160; </div>
    182. 

  182. <div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;  <span class="keyword">static</span> <span class="keywordtype">void</span> StaticRun(<a class="code" href="structgrpc__experimental__completion__queue__functor.html">grpc_experimental_completion_queue_functor</a>* cb,</div>
    183. 

  183. <div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;                        <span class="keywordtype">int</span> ok) {</div>
    184. 

  184. <div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;    <span class="keyword">static_cast&lt;</span><a class="code" href="classgrpc_1_1internal_1_1_callback_with_status_tag.html">CallbackWithStatusTag</a>*<span class="keyword">&gt;</span>(cb)-&gt;Run(<span class="keyword">static_cast&lt;</span><span class="keywordtype">bool</span><span class="keyword">&gt;</span>(ok));</div>
    185. 

  185. <div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;  }</div>
    186. 

  186. <div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;  <span class="keywordtype">void</span> Run(<span class="keywordtype">bool</span> ok) {</div>
    187. 

  187. <div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;    <span class="keywordtype">void</span>* ignored = ops_;</div>
    188. 

  188. <div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160; </div>
    189. 

  189. <div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;    <span class="keywordflow">if</span> (!ops_-&gt;<a class="code" href="classgrpc_1_1internal_1_1_completion_queue_tag.html#a554869ba610e1dca49b86bd6913587ba">FinalizeResult</a>(&amp;ignored, &amp;ok)) {</div>
    190. 

  190. <div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;      <span class="comment">// The tag was swallowed</span></div>
    191. 

  191. <div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;      <span class="keywordflow">return</span>;</div>
    192. 

  192. <div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;    }</div>
    193. 

  193. <div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;    <a class="code" href="grpcpp_2impl_2codegen_2core__codegen__interface_8h.html#a39c1421e7081b57c503487659e2653a5">GPR_CODEGEN_ASSERT</a>(ignored == ops_);</div>
    194. 

  194. <div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160; </div>
    195. 

  195. <div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;    <span class="comment">// Last use of func_ or status_, so ok to move them out</span></div>
    196. 

  196. <div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;    <span class="keyword">auto</span> func = std::move(func_);</div>
    197. 

  197. <div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;    <span class="keyword">auto</span> status = std::move(status_);</div>
    198. 

  198. <div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;    func_ = <span class="keyword">nullptr</span>;     <span class="comment">// reset to clear this out for sure</span></div>
    199. 

  199. <div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;    status_ = <a class="code" href="namespacegrpc_1_1protobuf_1_1util.html#a717f1a5db6c98d3f27340afd6f28bf7e">Status</a>();  <span class="comment">// reset to clear this out for sure</span></div>
    200. 

  200. <div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;    <a class="code" href="namespacegrpc_1_1internal.html#a161ad876dc2d4fea93dd8260a7b9b0ae">CatchingCallback</a>(std::move(func), std::move(status));</div>
    201. 

  201. <div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;    <a class="code" href="namespacegrpc.html#abbcecc18dae64c65df0b6d9aa8bf67a8">g_core_codegen_interface</a>-&gt;<a class="code" href="classgrpc_1_1_core_codegen_interface.html#a40df30e7435089121f7fa03f76031124">grpc_call_unref</a>(call_);</div>
    202. 

  202. <div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;  }</div>
    203. 

  203. <div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;};</div>
    204. 

  204. <div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160; </div>
    205. 

  205. <div class="line"><a name="l00137"></a><span class="lineno"><a class="line" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html">  137</a></span>&#160;<span class="keyword">class </span><a class="code" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html">CallbackWithSuccessTag</a></div>
    206. 

  206. <div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;    : <span class="keyword">public</span> <a class="code" href="structgrpc__experimental__completion__queue__functor.html">grpc_experimental_completion_queue_functor</a> {</div>
    207. 

  207. <div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160; <span class="keyword">public</span>:</div>
    208. 

  208. <div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;  <span class="comment">// always allocated against a call arena, no memory free required</span></div>
    209. 

  209. <div class="line"><a name="l00141"></a><span class="lineno"><a class="line" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#a4d697b405747dd5f9458949180f78c46">  141</a></span>&#160;  <span class="keyword">static</span> <span class="keywordtype">void</span> <span class="keyword">operator</span> <span class="keyword">delete</span>(<span class="keywordtype">void</span>* <span class="comment">/*ptr*/</span>, std::size_t size) {</div>
    210. 

  210. <div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;    <a class="code" href="grpcpp_2impl_2codegen_2core__codegen__interface_8h.html#a39c1421e7081b57c503487659e2653a5">GPR_CODEGEN_ASSERT</a>(size == <span class="keyword">sizeof</span>(<a class="code" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html">CallbackWithSuccessTag</a>));</div>
    211. 

  211. <div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;  }</div>
    212. 

  212. <div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160; </div>
    213. 

  213. <div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;  <span class="comment">// This operator should never be called as the memory should be freed as part</span></div>
    214. 

  214. <div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;  <span class="comment">// of the arena destruction. It only exists to provide a matching operator</span></div>
    215. 

  215. <div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;  <span class="comment">// delete to the operator new so that some compilers will not complain (see</span></div>
    216. 

  216. <div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;  <span class="comment">// https://github.com/grpc/grpc/issues/11301) Note at the time of adding this</span></div>
    217. 

  217. <div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;  <span class="comment">// there are no tests catching the compiler warning.</span></div>
    218. 

  218. <div class="line"><a name="l00150"></a><span class="lineno"><a class="line" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#a6f0a022dfc8dcffc31c5e64bef207633">  150</a></span>&#160;  <span class="keyword">static</span> <span class="keywordtype">void</span> <span class="keyword">operator</span> <span class="keyword">delete</span>(<span class="keywordtype">void</span>*, <span class="keywordtype">void</span>*) { <a class="code" href="grpcpp_2impl_2codegen_2core__codegen__interface_8h.html#a39c1421e7081b57c503487659e2653a5">GPR_CODEGEN_ASSERT</a>(<span class="keyword">false</span>); }</div>
    219. 

  219. <div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160; </div>
    220. 

  220. <div class="line"><a name="l00152"></a><span class="lineno"><a class="line" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#ad11c7809c2233ce3d2857304357b61f7">  152</a></span>&#160;  <a class="code" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#ad11c7809c2233ce3d2857304357b61f7">CallbackWithSuccessTag</a>() : call_(nullptr) {}</div>
    221. 

  221. <div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160; </div>
    222. 

  222. <div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;  <a class="code" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#ad11c7809c2233ce3d2857304357b61f7">CallbackWithSuccessTag</a>(<span class="keyword">const</span> <a class="code" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html">CallbackWithSuccessTag</a>&amp;) = <span class="keyword">delete</span>;</div>
    223. 

  223. <div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;  <a class="code" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html">CallbackWithSuccessTag</a>&amp; <a class="code" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#a0a285bd40546dbe67676e786346538d0">operator=</a>(<span class="keyword">const</span> <a class="code" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html">CallbackWithSuccessTag</a>&amp;) = <span class="keyword">delete</span>;</div>
    224. 

  224. <div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160; </div>
    225. 

  225. <div class="line"><a name="l00157"></a><span class="lineno"><a class="line" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#a91f38a7b44d1ad4af5610d71a79e9941">  157</a></span>&#160;  <a class="code" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#a91f38a7b44d1ad4af5610d71a79e9941">~CallbackWithSuccessTag</a>() { <a class="code" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#aebb25acded8189702314574955e64e40">Clear</a>(); }</div>
    226. 

  226. <div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160; </div>
    227. 

  227. <div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;  <span class="comment">// Set can only be called on a default-constructed or Clear&#39;ed tag.</span></div>
    228. 

  228. <div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;  <span class="comment">// It should never be called on a tag that was constructed with arguments</span></div>
    229. 

  229. <div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;  <span class="comment">// or on a tag that has been Set before unless the tag has been cleared.</span></div>
    230. 

  230. <div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;  <span class="comment">// can_inline indicates that this particular callback can be executed inline</span></div>
    231. 

  231. <div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;  <span class="comment">// (without needing a thread hop) and is only used for library-provided server</span></div>
    232. 

  232. <div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;  <span class="comment">// callbacks.</span></div>
    233. 

  233. <div class="line"><a name="l00165"></a><span class="lineno"><a class="line" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#a1cc128de241d454cea786497d1761a2c">  165</a></span>&#160;  <span class="keywordtype">void</span> <a class="code" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#a1cc128de241d454cea786497d1761a2c">Set</a>(<a class="code" href="grpc__types_8h.html#a122f8f4f0a585396d993d9b55848f222">grpc_call</a>* call, std::function&lt;<span class="keywordtype">void</span>(<span class="keywordtype">bool</span>)&gt; f,</div>
    234. 

  234. <div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;           <a class="code" href="classgrpc_1_1internal_1_1_completion_queue_tag.html">CompletionQueueTag</a>* <a class="code" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#af53c6bf4bf22da20e5d4ccf1ec44a5ea">ops</a>, <span class="keywordtype">bool</span> can_inline) {</div>
    235. 

  235. <div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;    <a class="code" href="grpcpp_2impl_2codegen_2core__codegen__interface_8h.html#a39c1421e7081b57c503487659e2653a5">GPR_CODEGEN_ASSERT</a>(call_ == <span class="keyword">nullptr</span>);</div>
    236. 

  236. <div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;    <a class="code" href="namespacegrpc.html#abbcecc18dae64c65df0b6d9aa8bf67a8">g_core_codegen_interface</a>-&gt;<a class="code" href="classgrpc_1_1_core_codegen_interface.html#a715e4e7dfab8362f01a8199489215404">grpc_call_ref</a>(call);</div>
    237. 

  237. <div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;    call_ = call;</div>
    238. 

  238. <div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;    func_ = std::move(f);</div>
    239. 

  239. <div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;    ops_ = <a class="code" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#af53c6bf4bf22da20e5d4ccf1ec44a5ea">ops</a>;</div>
    240. 

  240. <div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;    <a class="code" href="structgrpc__experimental__completion__queue__functor.html#a803544c5034a25e2f6de1bc1ee465ff6">functor_run</a> = &amp;CallbackWithSuccessTag::StaticRun;</div>
    241. 

  241. <div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;    <a class="code" href="structgrpc__experimental__completion__queue__functor.html#ad622c1b44c3b548c55a09c2634413f31">inlineable</a> = can_inline;</div>
    242. 

  242. <div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;  }</div>
    243. 

  243. <div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160; </div>
    244. 

  244. <div class="line"><a name="l00176"></a><span class="lineno"><a class="line" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#aebb25acded8189702314574955e64e40">  176</a></span>&#160;  <span class="keywordtype">void</span> <a class="code" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#aebb25acded8189702314574955e64e40">Clear</a>() {</div>
    245. 

  245. <div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;    <span class="keywordflow">if</span> (call_ != <span class="keyword">nullptr</span>) {</div>
    246. 

  246. <div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;      <a class="code" href="grpc__types_8h.html#a122f8f4f0a585396d993d9b55848f222">grpc_call</a>* call = call_;</div>
    247. 

  247. <div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;      call_ = <span class="keyword">nullptr</span>;</div>
    248. 

  248. <div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;      func_ = <span class="keyword">nullptr</span>;</div>
    249. 

  249. <div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;      <a class="code" href="namespacegrpc.html#abbcecc18dae64c65df0b6d9aa8bf67a8">g_core_codegen_interface</a>-&gt;<a class="code" href="classgrpc_1_1_core_codegen_interface.html#a40df30e7435089121f7fa03f76031124">grpc_call_unref</a>(call);</div>
    250. 

  250. <div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;    }</div>
    251. 

  251. <div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;  }</div>
    252. 

  252. <div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160; </div>
    253. 

  253. <div class="line"><a name="l00185"></a><span class="lineno"><a class="line" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#af53c6bf4bf22da20e5d4ccf1ec44a5ea">  185</a></span>&#160;  <a class="code" href="classgrpc_1_1internal_1_1_completion_queue_tag.html">CompletionQueueTag</a>* <a class="code" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#af53c6bf4bf22da20e5d4ccf1ec44a5ea">ops</a>() { <span class="keywordflow">return</span> ops_; }</div>
    254. 

  254. <div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160; </div>
    255. 

  255. <div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;  <span class="comment">// force_run can not be performed on a tag if operations using this tag</span></div>
    256. 

  256. <div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;  <span class="comment">// have been sent to PerformOpsOnCall. It is intended for error conditions</span></div>
    257. 

  257. <div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;  <span class="comment">// that are detected before the operations are internally processed.</span></div>
    258. 

  258. <div class="line"><a name="l00190"></a><span class="lineno"><a class="line" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#a90a90b04c0f79faeae7d00a55cc6f9c5">  190</a></span>&#160;  <span class="keywordtype">void</span> <a class="code" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#a90a90b04c0f79faeae7d00a55cc6f9c5">force_run</a>(<span class="keywordtype">bool</span> ok) { Run(ok); }</div>
    259. 

  259. <div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160; </div>
    260. 

  260. <div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;  <span class="comment">/* NOLINTNEXTLINE(google-explicit-constructor) */</span></div>
    261. 

  261. <div class="line"><a name="l00194"></a><span class="lineno"><a class="line" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#a386cc9105b2d87a3aea7d46904654989">  194</a></span>&#160;  <span class="keyword">operator</span> bool()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> call_ != <span class="keyword">nullptr</span>; }</div>
    262. 

  262. <div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160; </div>
    263. 

  263. <div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160; <span class="keyword">private</span>:</div>
    264. 

  264. <div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;  <a class="code" href="grpc__types_8h.html#a122f8f4f0a585396d993d9b55848f222">grpc_call</a>* call_;</div>
    265. 

  265. <div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;  std::function&lt;void(<span class="keywordtype">bool</span>)&gt; func_;</div>
    266. 

  266. <div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;  <a class="code" href="classgrpc_1_1internal_1_1_completion_queue_tag.html">CompletionQueueTag</a>* ops_;</div>
    267. 

  267. <div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160; </div>
    268. 

  268. <div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;  <span class="keyword">static</span> <span class="keywordtype">void</span> StaticRun(<a class="code" href="structgrpc__experimental__completion__queue__functor.html">grpc_experimental_completion_queue_functor</a>* cb,</div>
    269. 

  269. <div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;                        <span class="keywordtype">int</span> ok) {</div>
    270. 

  270. <div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;    <span class="keyword">static_cast&lt;</span><a class="code" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html">CallbackWithSuccessTag</a>*<span class="keyword">&gt;</span>(cb)-&gt;Run(<span class="keyword">static_cast&lt;</span><span class="keywordtype">bool</span><span class="keyword">&gt;</span>(ok));</div>
    271. 

  271. <div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;  }</div>
    272. 

  272. <div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;  <span class="keywordtype">void</span> Run(<span class="keywordtype">bool</span> ok) {</div>
    273. 

  273. <div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;    <span class="keywordtype">void</span>* ignored = ops_;</div>
    274. 

  274. <div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;    <span class="comment">// Allow a &quot;false&quot; return value from FinalizeResult to silence the</span></div>
    275. 

  275. <div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;    <span class="comment">// callback, just as it silences a CQ tag in the async cases</span></div>
    276. 

  276. <div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;<span class="preprocessor">#ifndef NDEBUG</span></div>
    277. 

  277. <div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;    <span class="keyword">auto</span>* <a class="code" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#af53c6bf4bf22da20e5d4ccf1ec44a5ea">ops</a> = ops_;</div>
    278. 

  278. <div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;<span class="preprocessor">#endif</span></div>
    279. 

  279. <div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;    <span class="keywordtype">bool</span> do_callback = ops_-&gt;<a class="code" href="classgrpc_1_1internal_1_1_completion_queue_tag.html#a554869ba610e1dca49b86bd6913587ba">FinalizeResult</a>(&amp;ignored, &amp;ok);</div>
    280. 

  280. <div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;    <a class="code" href="grpcpp_2impl_2codegen_2core__codegen__interface_8h.html#a6fb226b396826c0da32ee421603c9c1e">GPR_CODEGEN_DEBUG_ASSERT</a>(ignored == <a class="code" href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#af53c6bf4bf22da20e5d4ccf1ec44a5ea">ops</a>);</div>
    281. 

  281. <div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160; </div>
    282. 

  282. <div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;    <span class="keywordflow">if</span> (do_callback) {</div>
    283. 

  283. <div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;      <a class="code" href="namespacegrpc_1_1internal.html#a161ad876dc2d4fea93dd8260a7b9b0ae">CatchingCallback</a>(func_, ok);</div>
    284. 

  284. <div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;    }</div>
    285. 

  285. <div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;  }</div>
    286. 

  286. <div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;};</div>
    287. 

  287. <div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160; </div>
    288. 

  288. <div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;}  <span class="comment">// namespace internal</span></div>
    289. 

  289. <div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;}  <span class="comment">// namespace grpc</span></div>
    290. 

  290. <div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160; </div>
    291. 

  291. <div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;<span class="preprocessor">#endif  // GRPCPP_IMPL_CODEGEN_CALLBACK_COMMON_H</span></div>
    292. 

  292. </div><!-- fragment --></div><!-- contents -->
    293. 

  293. <div class="ttc" id="aclassgrpc_1_1internal_1_1_callback_with_success_tag_html"><div class="ttname"><a href="classgrpc_1_1internal_1_1_callback_with_success_tag.html">grpc::internal::CallbackWithSuccessTag</a></div><div class="ttdoc">CallbackWithSuccessTag can be reused multiple times, and will be used in this fashion for streaming o...</div><div class="ttdef"><b>Definition:</b> callback_common.h:137</div></div>
    294. 

  294. <div class="ttc" id="aclassgrpc_1_1internal_1_1_callback_with_success_tag_html_a91f38a7b44d1ad4af5610d71a79e9941"><div class="ttname"><a href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#a91f38a7b44d1ad4af5610d71a79e9941">grpc::internal::CallbackWithSuccessTag::~CallbackWithSuccessTag</a></div><div class="ttdeci">~CallbackWithSuccessTag()</div><div class="ttdef"><b>Definition:</b> callback_common.h:157</div></div>
    295. 

  295. <div class="ttc" id="astructgrpc__experimental__completion__queue__functor_html_ad622c1b44c3b548c55a09c2634413f31"><div class="ttname"><a href="structgrpc__experimental__completion__queue__functor.html#ad622c1b44c3b548c55a09c2634413f31">grpc_experimental_completion_queue_functor::inlineable</a></div><div class="ttdeci">int inlineable</div><div class="ttdoc">The inlineable member specifies whether this functor can be run inline.</div><div class="ttdef"><b>Definition:</b> grpc_types.h:752</div></div>
    296. 

  296. <div class="ttc" id="anamespacegrpc_html"><div class="ttname"><a href="namespacegrpc.html">grpc</a></div><div class="ttdoc">An Alarm posts the user-provided tag to its associated completion queue or invokes the user-provided ...</div><div class="ttdef"><b>Definition:</b> alarm.h:33</div></div>
    297. 

  297. <div class="ttc" id="agrpcpp_2impl_2codegen_2status_8h_html"><div class="ttname"><a href="grpcpp_2impl_2codegen_2status_8h.html">status.h</a></div></div>
    298. 

  298. <div class="ttc" id="aclassgrpc_1_1_core_codegen_interface_html_a715e4e7dfab8362f01a8199489215404"><div class="ttname"><a href="classgrpc_1_1_core_codegen_interface.html#a715e4e7dfab8362f01a8199489215404">grpc::CoreCodegenInterface::grpc_call_ref</a></div><div class="ttdeci">virtual void grpc_call_ref(grpc_call *call)=0</div></div>
    299. 

  299. <div class="ttc" id="aclassgrpc_1_1internal_1_1_callback_with_status_tag_html_af1165bb5dcac25fadc2069064760c84b"><div class="ttname"><a href="classgrpc_1_1internal_1_1_callback_with_status_tag.html#af1165bb5dcac25fadc2069064760c84b">grpc::internal::CallbackWithStatusTag::status_ptr</a></div><div class="ttdeci">Status * status_ptr()</div><div class="ttdef"><b>Definition:</b> callback_common.h:95</div></div>
    300. 

  300. <div class="ttc" id="agrpcpp_2impl_2codegen_2config_8h_html"><div class="ttname"><a href="grpcpp_2impl_2codegen_2config_8h.html">config.h</a></div></div>
    301. 

  301. <div class="ttc" id="agrpcpp_2impl_2codegen_2core__codegen__interface_8h_html"><div class="ttname"><a href="grpcpp_2impl_2codegen_2core__codegen__interface_8h.html">core_codegen_interface.h</a></div></div>
    302. 

  302. <div class="ttc" id="aclassgrpc_1_1internal_1_1_callback_with_status_tag_html"><div class="ttname"><a href="classgrpc_1_1internal_1_1_callback_with_status_tag.html">grpc::internal::CallbackWithStatusTag</a></div><div class="ttdef"><b>Definition:</b> callback_common.h:69</div></div>
    303. 

  303. <div class="ttc" id="aclassgrpc_1_1internal_1_1_callback_with_status_tag_html_a90541e7784fd49209cae06ce464446b1"><div class="ttname"><a href="classgrpc_1_1internal_1_1_callback_with_status_tag.html#a90541e7784fd49209cae06ce464446b1">grpc::internal::CallbackWithStatusTag::CallbackWithStatusTag</a></div><div class="ttdeci">CallbackWithStatusTag(grpc_call *call, std::function&lt; void(Status)&gt; f, CompletionQueueTag *ops)</div><div class="ttdef"><b>Definition:</b> callback_common.h:84</div></div>
    304. 

  304. <div class="ttc" id="agrpc__types_8h_html"><div class="ttname"><a href="grpc__types_8h.html">grpc_types.h</a></div></div>
    305. 

  305. <div class="ttc" id="aclassgrpc_1_1_status_html"><div class="ttname"><a href="classgrpc_1_1_status.html">grpc::Status</a></div><div class="ttdoc">Did it work? If it didn't, why?</div><div class="ttdef"><b>Definition:</b> status.h:31</div></div>
    306. 

  306. <div class="ttc" id="aclassgrpc_1_1internal_1_1_callback_with_success_tag_html_a0a285bd40546dbe67676e786346538d0"><div class="ttname"><a href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#a0a285bd40546dbe67676e786346538d0">grpc::internal::CallbackWithSuccessTag::operator=</a></div><div class="ttdeci">CallbackWithSuccessTag &amp; operator=(const CallbackWithSuccessTag &amp;)=delete</div></div>
    307. 

  307. <div class="ttc" id="astructgrpc__experimental__completion__queue__functor_html"><div class="ttname"><a href="structgrpc__experimental__completion__queue__functor.html">grpc_experimental_completion_queue_functor</a></div><div class="ttdoc">EXPERIMENTAL: Specifies an interface class to be used as a tag for callback-based completion queues.</div><div class="ttdef"><b>Definition:</b> grpc_types.h:743</div></div>
    308. 

  308. <div class="ttc" id="aclassgrpc_1_1internal_1_1_callback_with_success_tag_html_a90a90b04c0f79faeae7d00a55cc6f9c5"><div class="ttname"><a href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#a90a90b04c0f79faeae7d00a55cc6f9c5">grpc::internal::CallbackWithSuccessTag::force_run</a></div><div class="ttdeci">void force_run(bool ok)</div><div class="ttdef"><b>Definition:</b> callback_common.h:190</div></div>
    309. 

  309. <div class="ttc" id="agrpc__types_8h_html_a122f8f4f0a585396d993d9b55848f222"><div class="ttname"><a href="grpc__types_8h.html#a122f8f4f0a585396d993d9b55848f222">grpc_call</a></div><div class="ttdeci">struct grpc_call grpc_call</div><div class="ttdoc">A Call represents an RPC.</div><div class="ttdef"><b>Definition:</b> grpc_types.h:70</div></div>
    310. 

  310. <div class="ttc" id="agrpcpp_2impl_2codegen_2completion__queue__tag_8h_html"><div class="ttname"><a href="grpcpp_2impl_2codegen_2completion__queue__tag_8h.html">completion_queue_tag.h</a></div></div>
    311. 

  311. <div class="ttc" id="aclassgrpc_1_1internal_1_1_callback_with_status_tag_html_ae41b52f478d3878c8aadcd26cf9dada6"><div class="ttname"><a href="classgrpc_1_1internal_1_1_callback_with_status_tag.html#ae41b52f478d3878c8aadcd26cf9dada6">grpc::internal::CallbackWithStatusTag::force_run</a></div><div class="ttdeci">void force_run(Status s)</div><div class="ttdef"><b>Definition:</b> callback_common.h:100</div></div>
    312. 

  312. <div class="ttc" id="aclassgrpc_1_1internal_1_1_callback_with_success_tag_html_aebb25acded8189702314574955e64e40"><div class="ttname"><a href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#aebb25acded8189702314574955e64e40">grpc::internal::CallbackWithSuccessTag::Clear</a></div><div class="ttdeci">void Clear()</div><div class="ttdef"><b>Definition:</b> callback_common.h:176</div></div>
    313. 

  313. <div class="ttc" id="anamespacegrpc_1_1protobuf_1_1util_html_a717f1a5db6c98d3f27340afd6f28bf7e"><div class="ttname"><a href="namespacegrpc_1_1protobuf_1_1util.html#a717f1a5db6c98d3f27340afd6f28bf7e">grpc::protobuf::util::Status</a></div><div class="ttdeci">::google::protobuf::util::Status Status</div><div class="ttdef"><b>Definition:</b> config_protobuf.h:91</div></div>
    314. 

  314. <div class="ttc" id="aclassgrpc_1_1internal_1_1_completion_queue_tag_html"><div class="ttname"><a href="classgrpc_1_1internal_1_1_completion_queue_tag.html">grpc::internal::CompletionQueueTag</a></div><div class="ttdoc">An interface allowing implementors to process and filter event tags.</div><div class="ttdef"><b>Definition:</b> completion_queue_tag.h:26</div></div>
    315. 

  315. <div class="ttc" id="aclassgrpc_1_1_core_codegen_interface_html_a40df30e7435089121f7fa03f76031124"><div class="ttname"><a href="classgrpc_1_1_core_codegen_interface.html#a40df30e7435089121f7fa03f76031124">grpc::CoreCodegenInterface::grpc_call_unref</a></div><div class="ttdeci">virtual void grpc_call_unref(grpc_call *call)=0</div></div>
    316. 

  316. <div class="ttc" id="aclassgrpc_1_1internal_1_1_callback_with_success_tag_html_a1cc128de241d454cea786497d1761a2c"><div class="ttname"><a href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#a1cc128de241d454cea786497d1761a2c">grpc::internal::CallbackWithSuccessTag::Set</a></div><div class="ttdeci">void Set(grpc_call *call, std::function&lt; void(bool)&gt; f, CompletionQueueTag *ops, bool can_inline)</div><div class="ttdef"><b>Definition:</b> callback_common.h:165</div></div>
    317. 

  317. <div class="ttc" id="agrpcpp_2impl_2codegen_2channel__interface_8h_html"><div class="ttname"><a href="grpcpp_2impl_2codegen_2channel__interface_8h.html">channel_interface.h</a></div></div>
    318. 

  318. <div class="ttc" id="astructgrpc__experimental__completion__queue__functor_html_a803544c5034a25e2f6de1bc1ee465ff6"><div class="ttname"><a href="structgrpc__experimental__completion__queue__functor.html#a803544c5034a25e2f6de1bc1ee465ff6">grpc_experimental_completion_queue_functor::functor_run</a></div><div class="ttdeci">void(* functor_run)(struct grpc_experimental_completion_queue_functor *, int)</div><div class="ttdoc">The run member specifies a function that will be called when this tag is extracted from the completio...</div><div class="ttdef"><b>Definition:</b> grpc_types.h:748</div></div>
    319. 

  319. <div class="ttc" id="anamespacegrpc_1_1internal_html_a161ad876dc2d4fea93dd8260a7b9b0ae"><div class="ttname"><a href="namespacegrpc_1_1internal.html#a161ad876dc2d4fea93dd8260a7b9b0ae">grpc::internal::CatchingCallback</a></div><div class="ttdeci">void CatchingCallback(Func &amp;&amp;func, Args &amp;&amp;... args)</div><div class="ttdoc">An exception-safe way of invoking a user-specified callback function.</div><div class="ttdef"><b>Definition:</b> callback_common.h:39</div></div>
    320. 

  320. <div class="ttc" id="aclassgrpc_1_1internal_1_1_callback_with_success_tag_html_ad11c7809c2233ce3d2857304357b61f7"><div class="ttname"><a href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#ad11c7809c2233ce3d2857304357b61f7">grpc::internal::CallbackWithSuccessTag::CallbackWithSuccessTag</a></div><div class="ttdeci">CallbackWithSuccessTag()</div><div class="ttdef"><b>Definition:</b> callback_common.h:152</div></div>
    321. 

  321. <div class="ttc" id="agrpcpp_2impl_2codegen_2call_8h_html"><div class="ttname"><a href="grpcpp_2impl_2codegen_2call_8h.html">call.h</a></div></div>
    322. 

  322. <div class="ttc" id="anamespacestd_html"><div class="ttname"><a href="namespacestd.html">std</a></div><div class="ttdef"><b>Definition:</b> async_unary_call.h:398</div></div>
    323. 

  323. <div class="ttc" id="aclassgrpc_1_1internal_1_1_completion_queue_tag_html_a554869ba610e1dca49b86bd6913587ba"><div class="ttname"><a href="classgrpc_1_1internal_1_1_completion_queue_tag.html#a554869ba610e1dca49b86bd6913587ba">grpc::internal::CompletionQueueTag::FinalizeResult</a></div><div class="ttdeci">virtual bool FinalizeResult(void **tag, bool *status)=0</div><div class="ttdoc">FinalizeResult must be called before informing user code that the operation bound to the underlying c...</div></div>
    324. 

  324. <div class="ttc" id="anamespacegrpc_html_abbcecc18dae64c65df0b6d9aa8bf67a8"><div class="ttname"><a href="namespacegrpc.html#abbcecc18dae64c65df0b6d9aa8bf67a8">grpc::g_core_codegen_interface</a></div><div class="ttdeci">CoreCodegenInterface * g_core_codegen_interface</div><div class="ttdef"><b>Definition:</b> completion_queue.h:96</div></div>
    325. 

  325. <div class="ttc" id="agrpcpp_2impl_2codegen_2core__codegen__interface_8h_html_a39c1421e7081b57c503487659e2653a5"><div class="ttname"><a href="grpcpp_2impl_2codegen_2core__codegen__interface_8h.html#a39c1421e7081b57c503487659e2653a5">GPR_CODEGEN_ASSERT</a></div><div class="ttdeci">#define GPR_CODEGEN_ASSERT(x)</div><div class="ttdoc">Codegen specific version of GPR_ASSERT.</div><div class="ttdef"><b>Definition:</b> core_codegen_interface.h:146</div></div>
    326. 

  326. <div class="ttc" id="anamespacegrpc_1_1internal_html_a7015d612ccec586d33e7afb77e8e515e"><div class="ttname"><a href="namespacegrpc_1_1internal.html#a7015d612ccec586d33e7afb77e8e515e">grpc::internal::CatchingReactorGetter</a></div><div class="ttdeci">Reactor * CatchingReactorGetter(Func &amp;&amp;func, Args &amp;&amp;... args)</div><div class="ttdef"><b>Definition:</b> callback_common.h:52</div></div>
    327. 

  327. <div class="ttc" id="aclassgrpc_1_1internal_1_1_callback_with_success_tag_html_af53c6bf4bf22da20e5d4ccf1ec44a5ea"><div class="ttname"><a href="classgrpc_1_1internal_1_1_callback_with_success_tag.html#af53c6bf4bf22da20e5d4ccf1ec44a5ea">grpc::internal::CallbackWithSuccessTag::ops</a></div><div class="ttdeci">CompletionQueueTag * ops()</div><div class="ttdef"><b>Definition:</b> callback_common.h:185</div></div>
    328. 

  328. <div class="ttc" id="aclassgrpc_1_1internal_1_1_callback_with_status_tag_html_a921ddcf3e51f455b40317819e06ddfda"><div class="ttname"><a href="classgrpc_1_1internal_1_1_callback_with_status_tag.html#a921ddcf3e51f455b40317819e06ddfda">grpc::internal::CallbackWithStatusTag::~CallbackWithStatusTag</a></div><div class="ttdeci">~CallbackWithStatusTag()</div><div class="ttdef"><b>Definition:</b> callback_common.h:94</div></div>
    329. 

  329. <div class="ttc" id="agrpcpp_2impl_2codegen_2core__codegen__interface_8h_html_a6fb226b396826c0da32ee421603c9c1e"><div class="ttname"><a href="grpcpp_2impl_2codegen_2core__codegen__interface_8h.html#a6fb226b396826c0da32ee421603c9c1e">GPR_CODEGEN_DEBUG_ASSERT</a></div><div class="ttdeci">#define GPR_CODEGEN_DEBUG_ASSERT(x)</div><div class="ttdoc">Codegen specific version of GPR_DEBUG_ASSERT.</div><div class="ttdef"><b>Definition:</b> core_codegen_interface.h:155</div></div>
    330. 

  330. <!-- start footer part -->
    331. 

  331. <hr class="footer"/><address class="footer"><small>
    332. 

  332. Generated on Wed Mar 3 2021 19:17:20 for GRPC C++ by &#160;<a href="http://www.doxygen.org/index.html">
    333. 

  333. <img class="footer" src="doxygen.png" alt="doxygen"/>
    334. 

  334. </a> 1.8.17
    335. 

  335. </small></address>
    336. 

  336. </body>
    337. 

  337. </html>
    338.