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  73. <a href="impl_2codegen_2interceptor_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>
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  75. <div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> * Copyright 2018 gRPC authors.</span></div>
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  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>
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    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_INTERCEPTOR_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_INTERCEPTOR_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;memory&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_2byte__buffer_8h.html">grpcpp/impl/codegen/byte_buffer.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_2config_8h.html">grpcpp/impl/codegen/config.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_2core__codegen__interface_8h.html">grpcpp/impl/codegen/core_codegen_interface.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_2metadata__map_8h.html">grpcpp/impl/codegen/metadata_map.h</a>&gt;</span></div>
    101. 

  101. <div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160; </div>
    102. 

  102. <div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacegrpc.html">grpc</a> {</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">class </span>ChannelInterface;</div>
    105. 

  105. <div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="keyword">class </span><a class="code" href="namespacegrpc_1_1protobuf_1_1util.html#a717f1a5db6c98d3f27340afd6f28bf7e">Status</a>;</div>
    106. 

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

  107. <div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="keyword">namespace </span>experimental {</div>
    108. 

  108. <div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160; </div>
    109. 

  109. <div class="line"><a name="l00054"></a><span class="lineno"><a class="line" href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1">   54</a></span>&#160;<span class="keyword">enum class</span> <a class="code" href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1">InterceptionHookPoints</a> {</div>
    110. 

  110. <div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;  <a class="code" href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1a68f9cc22793a30bf451f5d94c283f371">PRE_SEND_INITIAL_METADATA</a>,</div>
    111. 

  111. <div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;  <a class="code" href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1a78e48d97d3b04c3bc07cc5e015bae473">PRE_SEND_MESSAGE</a>,</div>
    112. 

  112. <div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;  <a class="code" href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1a55a1a0825067b70bab918b67b298f038">POST_SEND_MESSAGE</a>,</div>
    113. 

  113. <div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;  <a class="code" href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1a787bde31497aaaccd0e780928a34ba3c">PRE_SEND_STATUS</a>,  <span class="comment">// server only</span></div>
    114. 

  114. <div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;  <a class="code" href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1aae41c3d206fb78da7ea1baff522fe734">PRE_SEND_CLOSE</a>,   <span class="comment">// client only: WritesDone for stream; after write in unary</span></div>
    115. 

  115. <div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;<span class="comment"></span>  <a class="code" href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1ae1edf7ebacfc20d107e332ed0df262d2">PRE_RECV_INITIAL_METADATA</a>,</div>
    116. 

  116. <div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;  <a class="code" href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1aed5412a55f4c64aab2e6492c79c91422">PRE_RECV_MESSAGE</a>,</div>
    117. 

  117. <div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;  <a class="code" href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1aac79efae31b3773d455797286cd0a3c3">PRE_RECV_STATUS</a>,</div>
    118. 

  118. <div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;  <a class="code" href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1a294bdaeb2f3c15f0c7529ecdb04daea8">POST_RECV_INITIAL_METADATA</a>,</div>
    119. 

  119. <div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;  <a class="code" href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1ab65173742bb81f390a2bbe48279a1d22">POST_RECV_MESSAGE</a>,</div>
    120. 

  120. <div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;  <a class="code" href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1a97b298c9f3aa4e0b5b4865eaa93a5909">POST_RECV_STATUS</a>,  <span class="comment">// client only</span></div>
    121. 

  121. <div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;  <a class="code" href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1a28873db230a854864aaf46ce3c7d282a">POST_RECV_CLOSE</a>,   <span class="comment">// server only</span></div>
    122. 

  122. <div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;<span class="comment"></span>  <a class="code" href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1afeaf95b857178c518bb74d59eb39aa23">PRE_SEND_CANCEL</a>,</div>
    123. 

  123. <div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;  <a class="code" href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1a005432205f3c52f3321eab4485d84c36">NUM_INTERCEPTION_HOOKS</a></div>
    124. 

  124. <div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;};</div>
    125. 

  125. <div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160; </div>
    126. 

  126. <div class="line"><a name="l00093"></a><span class="lineno"><a class="line" href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html">   93</a></span>&#160;<span class="keyword">class </span><a class="code" href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html">InterceptorBatchMethods</a> {</div>
    127. 

  127. <div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160; <span class="keyword">public</span>:</div>
    128. 

  128. <div class="line"><a name="l00095"></a><span class="lineno"><a class="line" href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a55f28c464881763e44c003ad945395a5">   95</a></span>&#160;  <span class="keyword">virtual</span> <a class="code" href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a55f28c464881763e44c003ad945395a5">~InterceptorBatchMethods</a>() {}</div>
    129. 

  129. <div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a68758f2d57120220e53bcc6ad1bc8c71">QueryInterceptionHookPoint</a>(<a class="code" href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1">InterceptionHookPoints</a> type) = 0;</div>
    130. 

  130. <div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a640e84ae950a57b875b38de6ef9d87fe">Proceed</a>() = 0;</div>
    131. 

  131. <div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#aea0a9629eb5c5aa8760d5a02fd2ef37f">Hijack</a>() = 0;</div>
    132. 

  132. <div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160; </div>
    133. 

  133. <div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160; </div>
    134. 

  134. <div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;  <span class="keyword">virtual</span> <a class="code" href="classgrpc_1_1_byte_buffer.html">ByteBuffer</a>* <a class="code" href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a1fa1f2c7437b6d49ef68af8e772625e4">GetSerializedSendMessage</a>() = 0;</div>
    135. 

  135. <div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160; </div>
    136. 

  136. <div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;  <span class="keyword">virtual</span> <span class="keyword">const</span> <span class="keywordtype">void</span>* <a class="code" href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a416033d4bab32f333d54f3da9a21b68b">GetSendMessage</a>() = 0;</div>
    137. 

  137. <div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160; </div>
    138. 

  138. <div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a6be8b4eecdd2ddf3913369dd3b275d43">ModifySendMessage</a>(<span class="keyword">const</span> <span class="keywordtype">void</span>* message) = 0;</div>
    139. 

  139. <div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160; </div>
    140. 

  140. <div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a9381ac548c5ac6ae17af025f9261f9ef">GetSendMessageStatus</a>() = 0;</div>
    141. 

  141. <div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160; </div>
    142. 

  142. <div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;  <span class="keyword">virtual</span> std::multimap&lt;std::string, std::string&gt;* <a class="code" href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a82e59b73b516366438ee6c01d4198d4b">GetSendInitialMetadata</a>() = 0;</div>
    143. 

  143. <div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160; </div>
    144. 

  144. <div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;  <span class="keyword">virtual</span> <a class="code" href="classgrpc_1_1_status.html">Status</a> <a class="code" href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a2792ab543f8b46262ee6e69289b436ab">GetSendStatus</a>() = 0;</div>
    145. 

  145. <div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160; </div>
    146. 

  146. <div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a541b5d8a424e703d562a32c27488ccf2">ModifySendStatus</a>(<span class="keyword">const</span> <a class="code" href="classgrpc_1_1_status.html">Status</a>&amp; status) = 0;</div>
    147. 

  147. <div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160; </div>
    148. 

  148. <div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;  <span class="keyword">virtual</span> std::multimap&lt;std::string, std::string&gt;*</div>
    149. 

  149. <div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;  <a class="code" href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a22943cffc568734c939df8157b10f4f9">GetSendTrailingMetadata</a>() = 0;</div>
    150. 

  150. <div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160; </div>
    151. 

  151. <div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;  <span class="keyword">virtual</span> <span class="keywordtype">void</span>* <a class="code" href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a3b267515d6afd29afadba454aa913505">GetRecvMessage</a>() = 0;</div>
    152. 

  152. <div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160; </div>
    153. 

  153. <div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;  <span class="keyword">virtual</span> std::multimap&lt;grpc::string_ref, grpc::string_ref&gt;*</div>
    154. 

  154. <div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;  <a class="code" href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a8f123307653591e63ded55d8cea9ad8b">GetRecvInitialMetadata</a>() = 0;</div>
    155. 

  155. <div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160; </div>
    156. 

  156. <div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;  <span class="keyword">virtual</span> <a class="code" href="classgrpc_1_1_status.html">Status</a>* <a class="code" href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#ac60304da4f2c2737bcc259bac19e858d">GetRecvStatus</a>() = 0;</div>
    157. 

  157. <div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160; </div>
    158. 

  158. <div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;  <span class="keyword">virtual</span> std::multimap&lt;grpc::string_ref, grpc::string_ref&gt;*</div>
    159. 

  159. <div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;  <a class="code" href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a661e6372647f1639783b046d728599fa">GetRecvTrailingMetadata</a>() = 0;</div>
    160. 

  160. <div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160; </div>
    161. 

  161. <div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;  <span class="keyword">virtual</span> std::unique_ptr&lt;ChannelInterface&gt; <a class="code" href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a993f12c0d1a9e5dce038b66c58728e82">GetInterceptedChannel</a>() = 0;</div>
    162. 

  162. <div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160; </div>
    163. 

  163. <div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a4d26f52897117e3ea5b6c609a3d4bf91">FailHijackedRecvMessage</a>() = 0;</div>
    164. 

  164. <div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160; </div>
    165. 

  165. <div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a7c129ea7ec110d1c9f5e1c7b8f274fe7">FailHijackedSendMessage</a>() = 0;</div>
    166. 

  166. <div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;};</div>
    167. 

  167. <div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160; </div>
    168. 

  168. <div class="line"><a name="l00216"></a><span class="lineno"><a class="line" href="classgrpc_1_1experimental_1_1_interceptor.html">  216</a></span>&#160;<span class="keyword">class </span><a class="code" href="classgrpc_1_1experimental_1_1_interceptor.html">Interceptor</a> {</div>
    169. 

  169. <div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160; <span class="keyword">public</span>:</div>
    170. 

  170. <div class="line"><a name="l00218"></a><span class="lineno"><a class="line" href="classgrpc_1_1experimental_1_1_interceptor.html#a6bf6f97f95c4e8ec2c9da1bc7134394e">  218</a></span>&#160;  <span class="keyword">virtual</span> <a class="code" href="classgrpc_1_1experimental_1_1_interceptor.html#a6bf6f97f95c4e8ec2c9da1bc7134394e">~Interceptor</a>() {}</div>
    171. 

  171. <div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160; </div>
    172. 

  172. <div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classgrpc_1_1experimental_1_1_interceptor.html#a19ed7b8e299ab0c50cc88174f28ecf55">Intercept</a>(<a class="code" href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html">InterceptorBatchMethods</a>* methods) = 0;</div>
    173. 

  173. <div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;};</div>
    174. 

  174. <div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160; </div>
    175. 

  175. <div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;}  <span class="comment">// namespace experimental</span></div>
    176. 

  176. <div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;}  <span class="comment">// namespace grpc</span></div>
    177. 

  177. <div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160; </div>
    178. 

  178. <div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;<span class="preprocessor">#endif  // GRPCPP_IMPL_CODEGEN_INTERCEPTOR_H</span></div>
    179. 

  179. </div><!-- fragment --></div><!-- contents -->
    180. 

  180. <div class="ttc" id="aclassgrpc_1_1experimental_1_1_interceptor_batch_methods_html_ac60304da4f2c2737bcc259bac19e858d"><div class="ttname"><a href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#ac60304da4f2c2737bcc259bac19e858d">grpc::experimental::InterceptorBatchMethods::GetRecvStatus</a></div><div class="ttdeci">virtual Status * GetRecvStatus()=0</div><div class="ttdoc">Returns a modifiable view of the received status on PRE_RECV_STATUS and POST_RECV_STATUS interception...</div></div>
    181. 

  181. <div class="ttc" id="aclassgrpc_1_1experimental_1_1_interceptor_html_a19ed7b8e299ab0c50cc88174f28ecf55"><div class="ttname"><a href="classgrpc_1_1experimental_1_1_interceptor.html#a19ed7b8e299ab0c50cc88174f28ecf55">grpc::experimental::Interceptor::Intercept</a></div><div class="ttdeci">virtual void Intercept(InterceptorBatchMethods *methods)=0</div><div class="ttdoc">The one public method of an Interceptor interface.</div></div>
    182. 

  182. <div class="ttc" id="anamespacegrpc_1_1experimental_html_a03d3481b2c4146f53e90966d4a0fd8a1a97b298c9f3aa4e0b5b4865eaa93a5909"><div class="ttname"><a href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1a97b298c9f3aa4e0b5b4865eaa93a5909">grpc::experimental::InterceptionHookPoints::POST_RECV_STATUS</a></div><div class="ttdeci">@ POST_RECV_STATUS</div></div>
    183. 

  183. <div class="ttc" id="anamespacegrpc_1_1experimental_html_a03d3481b2c4146f53e90966d4a0fd8a1aae41c3d206fb78da7ea1baff522fe734"><div class="ttname"><a href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1aae41c3d206fb78da7ea1baff522fe734">grpc::experimental::InterceptionHookPoints::PRE_SEND_CLOSE</a></div><div class="ttdeci">@ PRE_SEND_CLOSE</div></div>
    184. 

  184. <div class="ttc" id="aclassgrpc_1_1experimental_1_1_interceptor_batch_methods_html_a68758f2d57120220e53bcc6ad1bc8c71"><div class="ttname"><a href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a68758f2d57120220e53bcc6ad1bc8c71">grpc::experimental::InterceptorBatchMethods::QueryInterceptionHookPoint</a></div><div class="ttdeci">virtual bool QueryInterceptionHookPoint(InterceptionHookPoints type)=0</div><div class="ttdoc">Determine whether the current batch has an interception hook point of type type.</div></div>
    185. 

  185. <div class="ttc" id="aclassgrpc_1_1experimental_1_1_interceptor_batch_methods_html_a4d26f52897117e3ea5b6c609a3d4bf91"><div class="ttname"><a href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a4d26f52897117e3ea5b6c609a3d4bf91">grpc::experimental::InterceptorBatchMethods::FailHijackedRecvMessage</a></div><div class="ttdeci">virtual void FailHijackedRecvMessage()=0</div><div class="ttdoc">On a hijacked RPC, an interceptor can decide to fail a PRE_RECV_MESSAGE op.</div></div>
    186. 

  186. <div class="ttc" id="anamespacegrpc_1_1experimental_html_a03d3481b2c4146f53e90966d4a0fd8a1a68f9cc22793a30bf451f5d94c283f371"><div class="ttname"><a href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1a68f9cc22793a30bf451f5d94c283f371">grpc::experimental::InterceptionHookPoints::PRE_SEND_INITIAL_METADATA</a></div><div class="ttdeci">@ PRE_SEND_INITIAL_METADATA</div><div class="ttdoc">The first three in this list are for clients and servers.</div></div>
    187. 

  187. <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>
    188. 

  188. <div class="ttc" id="aclassgrpc_1_1experimental_1_1_interceptor_batch_methods_html_a82e59b73b516366438ee6c01d4198d4b"><div class="ttname"><a href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a82e59b73b516366438ee6c01d4198d4b">grpc::experimental::InterceptorBatchMethods::GetSendInitialMetadata</a></div><div class="ttdeci">virtual std::multimap&lt; std::string, std::string &gt; * GetSendInitialMetadata()=0</div><div class="ttdoc">Returns a modifiable multimap of the initial metadata to be sent.</div></div>
    189. 

  189. <div class="ttc" id="anamespacegrpc_1_1experimental_html_a03d3481b2c4146f53e90966d4a0fd8a1a294bdaeb2f3c15f0c7529ecdb04daea8"><div class="ttname"><a href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1a294bdaeb2f3c15f0c7529ecdb04daea8">grpc::experimental::InterceptionHookPoints::POST_RECV_INITIAL_METADATA</a></div><div class="ttdeci">@ POST_RECV_INITIAL_METADATA</div><div class="ttdoc">The following two are for all clients and servers.</div></div>
    190. 

  190. <div class="ttc" id="aclassgrpc_1_1experimental_1_1_interceptor_batch_methods_html_a7c129ea7ec110d1c9f5e1c7b8f274fe7"><div class="ttname"><a href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a7c129ea7ec110d1c9f5e1c7b8f274fe7">grpc::experimental::InterceptorBatchMethods::FailHijackedSendMessage</a></div><div class="ttdeci">virtual void FailHijackedSendMessage()=0</div><div class="ttdoc">On a hijacked RPC/ to-be hijacked RPC, this can be called to fail a SEND MESSAGE op.</div></div>
    191. 

  191. <div class="ttc" id="anamespacegrpc_1_1experimental_html_a03d3481b2c4146f53e90966d4a0fd8a1ab65173742bb81f390a2bbe48279a1d22"><div class="ttname"><a href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1ab65173742bb81f390a2bbe48279a1d22">grpc::experimental::InterceptionHookPoints::POST_RECV_MESSAGE</a></div><div class="ttdeci">@ POST_RECV_MESSAGE</div></div>
    192. 

  192. <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>
    193. 

  193. <div class="ttc" id="anamespacegrpc_1_1experimental_html_a03d3481b2c4146f53e90966d4a0fd8a1aed5412a55f4c64aab2e6492c79c91422"><div class="ttname"><a href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1aed5412a55f4c64aab2e6492c79c91422">grpc::experimental::InterceptionHookPoints::PRE_RECV_MESSAGE</a></div><div class="ttdeci">@ PRE_RECV_MESSAGE</div></div>
    194. 

  194. <div class="ttc" id="anamespacegrpc_1_1experimental_html_a03d3481b2c4146f53e90966d4a0fd8a1aac79efae31b3773d455797286cd0a3c3"><div class="ttname"><a href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1aac79efae31b3773d455797286cd0a3c3">grpc::experimental::InterceptionHookPoints::PRE_RECV_STATUS</a></div><div class="ttdeci">@ PRE_RECV_STATUS</div></div>
    195. 

  195. <div class="ttc" id="aclassgrpc_1_1experimental_1_1_interceptor_batch_methods_html_a416033d4bab32f333d54f3da9a21b68b"><div class="ttname"><a href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a416033d4bab32f333d54f3da9a21b68b">grpc::experimental::InterceptorBatchMethods::GetSendMessage</a></div><div class="ttdeci">virtual const void * GetSendMessage()=0</div><div class="ttdoc">Returns a non-modifiable pointer to the non-serialized form of the message to be sent.</div></div>
    196. 

  196. <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>
    197. 

  197. <div class="ttc" id="aclassgrpc_1_1experimental_1_1_interceptor_batch_methods_html_aea0a9629eb5c5aa8760d5a02fd2ef37f"><div class="ttname"><a href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#aea0a9629eb5c5aa8760d5a02fd2ef37f">grpc::experimental::InterceptorBatchMethods::Hijack</a></div><div class="ttdeci">virtual void Hijack()=0</div><div class="ttdoc">Indicate that the interceptor has hijacked the RPC (only valid if the batch contains send_initial_met...</div></div>
    198. 

  198. <div class="ttc" id="aclassgrpc_1_1experimental_1_1_interceptor_batch_methods_html_a3b267515d6afd29afadba454aa913505"><div class="ttname"><a href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a3b267515d6afd29afadba454aa913505">grpc::experimental::InterceptorBatchMethods::GetRecvMessage</a></div><div class="ttdeci">virtual void * GetRecvMessage()=0</div><div class="ttdoc">Returns a pointer to the modifiable received message.</div></div>
    199. 

  199. <div class="ttc" id="agrpcpp_2impl_2codegen_2byte__buffer_8h_html"><div class="ttname"><a href="grpcpp_2impl_2codegen_2byte__buffer_8h.html">byte_buffer.h</a></div></div>
    200. 

  200. <div class="ttc" id="aclassgrpc_1_1experimental_1_1_interceptor_batch_methods_html_a9381ac548c5ac6ae17af025f9261f9ef"><div class="ttname"><a href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a9381ac548c5ac6ae17af025f9261f9ef">grpc::experimental::InterceptorBatchMethods::GetSendMessageStatus</a></div><div class="ttdeci">virtual bool GetSendMessageStatus()=0</div><div class="ttdoc">Checks whether the SEND MESSAGE op succeeded.</div></div>
    201. 

  201. <div class="ttc" id="agrpcpp_2impl_2codegen_2metadata__map_8h_html"><div class="ttname"><a href="grpcpp_2impl_2codegen_2metadata__map_8h.html">metadata_map.h</a></div></div>
    202. 

  202. <div class="ttc" id="anamespacegrpc_1_1experimental_html_a03d3481b2c4146f53e90966d4a0fd8a1a787bde31497aaaccd0e780928a34ba3c"><div class="ttname"><a href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1a787bde31497aaaccd0e780928a34ba3c">grpc::experimental::InterceptionHookPoints::PRE_SEND_STATUS</a></div><div class="ttdeci">@ PRE_SEND_STATUS</div></div>
    203. 

  203. <div class="ttc" id="anamespacegrpc_1_1experimental_html_a03d3481b2c4146f53e90966d4a0fd8a1afeaf95b857178c518bb74d59eb39aa23"><div class="ttname"><a href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1afeaf95b857178c518bb74d59eb39aa23">grpc::experimental::InterceptionHookPoints::PRE_SEND_CANCEL</a></div><div class="ttdeci">@ PRE_SEND_CANCEL</div><div class="ttdoc">This is a special hook point available to both clients and servers when TryCancel() is performed.</div></div>
    204. 

  204. <div class="ttc" id="aclassgrpc_1_1experimental_1_1_interceptor_batch_methods_html_a6be8b4eecdd2ddf3913369dd3b275d43"><div class="ttname"><a href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a6be8b4eecdd2ddf3913369dd3b275d43">grpc::experimental::InterceptorBatchMethods::ModifySendMessage</a></div><div class="ttdeci">virtual void ModifySendMessage(const void *message)=0</div><div class="ttdoc">Overwrites the message to be sent with message.</div></div>
    205. 

  205. <div class="ttc" id="agrpc__types_8h_html"><div class="ttname"><a href="grpc__types_8h.html">grpc_types.h</a></div></div>
    206. 

  206. <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>
    207. 

  207. <div class="ttc" id="aclassgrpc_1_1experimental_1_1_interceptor_batch_methods_html_a993f12c0d1a9e5dce038b66c58728e82"><div class="ttname"><a href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a993f12c0d1a9e5dce038b66c58728e82">grpc::experimental::InterceptorBatchMethods::GetInterceptedChannel</a></div><div class="ttdeci">virtual std::unique_ptr&lt; ChannelInterface &gt; GetInterceptedChannel()=0</div><div class="ttdoc">Gets an intercepted channel.</div></div>
    208. 

  208. <div class="ttc" id="aclassgrpc_1_1experimental_1_1_interceptor_batch_methods_html_a661e6372647f1639783b046d728599fa"><div class="ttname"><a href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a661e6372647f1639783b046d728599fa">grpc::experimental::InterceptorBatchMethods::GetRecvTrailingMetadata</a></div><div class="ttdeci">virtual std::multimap&lt; grpc::string_ref, grpc::string_ref &gt; * GetRecvTrailingMetadata()=0</div><div class="ttdoc">Returns a modifiable multimap of the received trailing metadata on PRE_RECV_STATUS and POST_RECV_STAT...</div></div>
    209. 

  209. <div class="ttc" id="aclassgrpc_1_1experimental_1_1_interceptor_batch_methods_html_a8f123307653591e63ded55d8cea9ad8b"><div class="ttname"><a href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a8f123307653591e63ded55d8cea9ad8b">grpc::experimental::InterceptorBatchMethods::GetRecvInitialMetadata</a></div><div class="ttdeci">virtual std::multimap&lt; grpc::string_ref, grpc::string_ref &gt; * GetRecvInitialMetadata()=0</div><div class="ttdoc">Returns a modifiable multimap of the received initial metadata.</div></div>
    210. 

  210. <div class="ttc" id="aclassgrpc_1_1_byte_buffer_html"><div class="ttname"><a href="classgrpc_1_1_byte_buffer.html">grpc::ByteBuffer</a></div><div class="ttdoc">A sequence of bytes.</div><div class="ttdef"><b>Definition:</b> byte_buffer.h:61</div></div>
    211. 

  211. <div class="ttc" id="aclassgrpc_1_1experimental_1_1_interceptor_html_a6bf6f97f95c4e8ec2c9da1bc7134394e"><div class="ttname"><a href="classgrpc_1_1experimental_1_1_interceptor.html#a6bf6f97f95c4e8ec2c9da1bc7134394e">grpc::experimental::Interceptor::~Interceptor</a></div><div class="ttdeci">virtual ~Interceptor()</div><div class="ttdef"><b>Definition:</b> interceptor.h:218</div></div>
    212. 

  212. <div class="ttc" id="aclassgrpc_1_1experimental_1_1_interceptor_batch_methods_html_a1fa1f2c7437b6d49ef68af8e772625e4"><div class="ttname"><a href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a1fa1f2c7437b6d49ef68af8e772625e4">grpc::experimental::InterceptorBatchMethods::GetSerializedSendMessage</a></div><div class="ttdeci">virtual ByteBuffer * GetSerializedSendMessage()=0</div><div class="ttdoc">Send Message Methods GetSerializedSendMessage and GetSendMessage/ModifySendMessage are the available ...</div></div>
    213. 

  213. <div class="ttc" id="aclassgrpc_1_1experimental_1_1_interceptor_batch_methods_html_a55f28c464881763e44c003ad945395a5"><div class="ttname"><a href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a55f28c464881763e44c003ad945395a5">grpc::experimental::InterceptorBatchMethods::~InterceptorBatchMethods</a></div><div class="ttdeci">virtual ~InterceptorBatchMethods()</div><div class="ttdef"><b>Definition:</b> interceptor.h:95</div></div>
    214. 

  214. <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>
    215. 

  215. <div class="ttc" id="aclassgrpc_1_1experimental_1_1_interceptor_html"><div class="ttname"><a href="classgrpc_1_1experimental_1_1_interceptor.html">grpc::experimental::Interceptor</a></div><div class="ttdoc">Interface for an interceptor.</div><div class="ttdef"><b>Definition:</b> interceptor.h:216</div></div>
    216. 

  216. <div class="ttc" id="anamespacegrpc_1_1experimental_html_a03d3481b2c4146f53e90966d4a0fd8a1a005432205f3c52f3321eab4485d84c36"><div class="ttname"><a href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1a005432205f3c52f3321eab4485d84c36">grpc::experimental::InterceptionHookPoints::NUM_INTERCEPTION_HOOKS</a></div><div class="ttdeci">@ NUM_INTERCEPTION_HOOKS</div></div>
    217. 

  217. <div class="ttc" id="anamespacegrpc_1_1experimental_html_a03d3481b2c4146f53e90966d4a0fd8a1a78e48d97d3b04c3bc07cc5e015bae473"><div class="ttname"><a href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1a78e48d97d3b04c3bc07cc5e015bae473">grpc::experimental::InterceptionHookPoints::PRE_SEND_MESSAGE</a></div><div class="ttdeci">@ PRE_SEND_MESSAGE</div></div>
    218. 

  218. <div class="ttc" id="aclassgrpc_1_1experimental_1_1_interceptor_batch_methods_html_a2792ab543f8b46262ee6e69289b436ab"><div class="ttname"><a href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a2792ab543f8b46262ee6e69289b436ab">grpc::experimental::InterceptorBatchMethods::GetSendStatus</a></div><div class="ttdeci">virtual Status GetSendStatus()=0</div><div class="ttdoc">Returns the status to be sent. Valid for PRE_SEND_STATUS interceptions.</div></div>
    219. 

  219. <div class="ttc" id="aclassgrpc_1_1experimental_1_1_interceptor_batch_methods_html_a541b5d8a424e703d562a32c27488ccf2"><div class="ttname"><a href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a541b5d8a424e703d562a32c27488ccf2">grpc::experimental::InterceptorBatchMethods::ModifySendStatus</a></div><div class="ttdeci">virtual void ModifySendStatus(const Status &amp;status)=0</div><div class="ttdoc">Overwrites the status with status.</div></div>
    220. 

  220. <div class="ttc" id="anamespacegrpc_1_1experimental_html_a03d3481b2c4146f53e90966d4a0fd8a1a55a1a0825067b70bab918b67b298f038"><div class="ttname"><a href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1a55a1a0825067b70bab918b67b298f038">grpc::experimental::InterceptionHookPoints::POST_SEND_MESSAGE</a></div><div class="ttdeci">@ POST_SEND_MESSAGE</div></div>
    221. 

  221. <div class="ttc" id="aclassgrpc_1_1experimental_1_1_interceptor_batch_methods_html"><div class="ttname"><a href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html">grpc::experimental::InterceptorBatchMethods</a></div><div class="ttdoc">Class that is passed as an argument to the Intercept method of the application's Interceptor interfac...</div><div class="ttdef"><b>Definition:</b> interceptor.h:93</div></div>
    222. 

  222. <div class="ttc" id="aclassgrpc_1_1experimental_1_1_interceptor_batch_methods_html_a22943cffc568734c939df8157b10f4f9"><div class="ttname"><a href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a22943cffc568734c939df8157b10f4f9">grpc::experimental::InterceptorBatchMethods::GetSendTrailingMetadata</a></div><div class="ttdeci">virtual std::multimap&lt; std::string, std::string &gt; * GetSendTrailingMetadata()=0</div><div class="ttdoc">Returns a modifiable multimap of the trailing metadata to be sent.</div></div>
    223. 

  223. <div class="ttc" id="anamespacegrpc_1_1experimental_html_a03d3481b2c4146f53e90966d4a0fd8a1a28873db230a854864aaf46ce3c7d282a"><div class="ttname"><a href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1a28873db230a854864aaf46ce3c7d282a">grpc::experimental::InterceptionHookPoints::POST_RECV_CLOSE</a></div><div class="ttdeci">@ POST_RECV_CLOSE</div></div>
    224. 

  224. <div class="ttc" id="aclassgrpc_1_1experimental_1_1_interceptor_batch_methods_html_a640e84ae950a57b875b38de6ef9d87fe"><div class="ttname"><a href="classgrpc_1_1experimental_1_1_interceptor_batch_methods.html#a640e84ae950a57b875b38de6ef9d87fe">grpc::experimental::InterceptorBatchMethods::Proceed</a></div><div class="ttdeci">virtual void Proceed()=0</div><div class="ttdoc">Signal that the interceptor is done intercepting the current batch of the RPC.</div></div>
    225. 

  225. <div class="ttc" id="anamespacegrpc_1_1experimental_html_a03d3481b2c4146f53e90966d4a0fd8a1"><div class="ttname"><a href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1">grpc::experimental::InterceptionHookPoints</a></div><div class="ttdeci">InterceptionHookPoints</div><div class="ttdoc">An enumeration of different possible points at which the Intercept method of the Interceptor interfac...</div><div class="ttdef"><b>Definition:</b> interceptor.h:54</div></div>
    226. 

  226. <div class="ttc" id="anamespacegrpc_1_1experimental_html_a03d3481b2c4146f53e90966d4a0fd8a1ae1edf7ebacfc20d107e332ed0df262d2"><div class="ttname"><a href="namespacegrpc_1_1experimental.html#a03d3481b2c4146f53e90966d4a0fd8a1ae1edf7ebacfc20d107e332ed0df262d2">grpc::experimental::InterceptionHookPoints::PRE_RECV_INITIAL_METADATA</a></div><div class="ttdeci">@ PRE_RECV_INITIAL_METADATA</div><div class="ttdoc">The following three are for hijacked clients only.</div></div>
    227. 

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