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<p><em><a class="el" href="classgrpc_1_1_server_bidi_reactor.html" title="ServerBidiReactor is the interface for a bidirectional streaming RPC.">ServerBidiReactor</a></em> is the interface for a bidirectional streaming RPC.  
 <a href="classgrpc_1_1_server_bidi_reactor.html#details">More...</a></p>

<p><code>#include &lt;<a class="el" href="impl_2codegen_2server__callback_8h_source.html">server_callback.h</a>&gt;</code></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:a9f459e7f53d66b5c8e61d8930053811b"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_server_bidi_reactor.html#a9f459e7f53d66b5c8e61d8930053811b">ServerBidiReactor</a> ()</td></tr>
<tr class="separator:a9f459e7f53d66b5c8e61d8930053811b"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aa9ee4a518fb5f5f7b7a8993bd5cb9df5"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_server_bidi_reactor.html#aa9ee4a518fb5f5f7b7a8993bd5cb9df5">~ServerBidiReactor</a> () override=default</td></tr>
<tr class="separator:aa9ee4a518fb5f5f7b7a8993bd5cb9df5"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aa8f942d4375367946595110f6b0b37ca"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_server_bidi_reactor.html#aa8f942d4375367946595110f6b0b37ca">StartSendInitialMetadata</a> ()</td></tr>
<tr class="memdesc:aa8f942d4375367946595110f6b0b37ca"><td class="mdescLeft">&#160;</td><td class="mdescRight">Send any initial metadata stored in the RPC context.  <a href="classgrpc_1_1_server_bidi_reactor.html#aa8f942d4375367946595110f6b0b37ca">More...</a><br /></td></tr>
<tr class="separator:aa8f942d4375367946595110f6b0b37ca"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a65817119c11c9ee862a1514e87bb3585"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_server_bidi_reactor.html#a65817119c11c9ee862a1514e87bb3585">StartRead</a> (Request *req)</td></tr>
<tr class="memdesc:a65817119c11c9ee862a1514e87bb3585"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initiate a read operation.  <a href="classgrpc_1_1_server_bidi_reactor.html#a65817119c11c9ee862a1514e87bb3585">More...</a><br /></td></tr>
<tr class="separator:a65817119c11c9ee862a1514e87bb3585"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a7b457aceeb312472835007c289c711e8"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_server_bidi_reactor.html#a7b457aceeb312472835007c289c711e8">StartWrite</a> (const Response *resp)</td></tr>
<tr class="memdesc:a7b457aceeb312472835007c289c711e8"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initiate a write operation.  <a href="classgrpc_1_1_server_bidi_reactor.html#a7b457aceeb312472835007c289c711e8">More...</a><br /></td></tr>
<tr class="separator:a7b457aceeb312472835007c289c711e8"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ad5c34a7b67278156a514456df0754c9e"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_server_bidi_reactor.html#ad5c34a7b67278156a514456df0754c9e">StartWrite</a> (const Response *resp, ::<a class="el" href="classgrpc_1_1_write_options.html">grpc::WriteOptions</a> options)</td></tr>
<tr class="memdesc:ad5c34a7b67278156a514456df0754c9e"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initiate a write operation with specified options.  <a href="classgrpc_1_1_server_bidi_reactor.html#ad5c34a7b67278156a514456df0754c9e">More...</a><br /></td></tr>
<tr class="separator:ad5c34a7b67278156a514456df0754c9e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a737391a379201de65a7708ae465121ef"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_server_bidi_reactor.html#a737391a379201de65a7708ae465121ef">StartWriteAndFinish</a> (const Response *resp, ::<a class="el" href="classgrpc_1_1_write_options.html">grpc::WriteOptions</a> options, ::<a class="el" href="classgrpc_1_1_status.html">grpc::Status</a> s)</td></tr>
<tr class="memdesc:a737391a379201de65a7708ae465121ef"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initiate a write operation with specified options and final RPC <a class="el" href="classgrpc_1_1_status.html" title="Did it work? If it didn&#39;t, why?">Status</a>, which also causes any trailing metadata for this RPC to be sent out.  <a href="classgrpc_1_1_server_bidi_reactor.html#a737391a379201de65a7708ae465121ef">More...</a><br /></td></tr>
<tr class="separator:a737391a379201de65a7708ae465121ef"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5667f4a7f70cda0351f50ebae665dded"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_server_bidi_reactor.html#a5667f4a7f70cda0351f50ebae665dded">StartWriteLast</a> (const Response *resp, ::<a class="el" href="classgrpc_1_1_write_options.html">grpc::WriteOptions</a> options)</td></tr>
<tr class="memdesc:a5667f4a7f70cda0351f50ebae665dded"><td class="mdescLeft">&#160;</td><td class="mdescRight">Inform system of a planned write operation with specified options, but allow the library to schedule the actual write coalesced with the writing of trailing metadata (which takes place on a Finish call).  <a href="classgrpc_1_1_server_bidi_reactor.html#a5667f4a7f70cda0351f50ebae665dded">More...</a><br /></td></tr>
<tr class="separator:a5667f4a7f70cda0351f50ebae665dded"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a60edb96ee2d9796739c0c4590dff0d29"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_server_bidi_reactor.html#a60edb96ee2d9796739c0c4590dff0d29">Finish</a> (::<a class="el" href="classgrpc_1_1_status.html">grpc::Status</a> s)</td></tr>
<tr class="memdesc:a60edb96ee2d9796739c0c4590dff0d29"><td class="mdescLeft">&#160;</td><td class="mdescRight">Indicate that the stream is to be finished and the trailing metadata and RPC status are to be sent.  <a href="classgrpc_1_1_server_bidi_reactor.html#a60edb96ee2d9796739c0c4590dff0d29">More...</a><br /></td></tr>
<tr class="separator:a60edb96ee2d9796739c0c4590dff0d29"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a0715604ca94115aa164c8955bfe04649"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_server_bidi_reactor.html#a0715604ca94115aa164c8955bfe04649">OnSendInitialMetadataDone</a> (bool)</td></tr>
<tr class="memdesc:a0715604ca94115aa164c8955bfe04649"><td class="mdescLeft">&#160;</td><td class="mdescRight">Notifies the application that an explicit StartSendInitialMetadata operation completed.  <a href="classgrpc_1_1_server_bidi_reactor.html#a0715604ca94115aa164c8955bfe04649">More...</a><br /></td></tr>
<tr class="separator:a0715604ca94115aa164c8955bfe04649"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a8aafe86ec3fa67767fe1aeeb7f52f92a"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_server_bidi_reactor.html#a8aafe86ec3fa67767fe1aeeb7f52f92a">OnReadDone</a> (bool)</td></tr>
<tr class="memdesc:a8aafe86ec3fa67767fe1aeeb7f52f92a"><td class="mdescLeft">&#160;</td><td class="mdescRight">Notifies the application that a StartRead operation completed.  <a href="classgrpc_1_1_server_bidi_reactor.html#a8aafe86ec3fa67767fe1aeeb7f52f92a">More...</a><br /></td></tr>
<tr class="separator:a8aafe86ec3fa67767fe1aeeb7f52f92a"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a1fac7eca83effdeef8893486a45e58a0"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_server_bidi_reactor.html#a1fac7eca83effdeef8893486a45e58a0">OnWriteDone</a> (bool)</td></tr>
<tr class="memdesc:a1fac7eca83effdeef8893486a45e58a0"><td class="mdescLeft">&#160;</td><td class="mdescRight">Notifies the application that a StartWrite (or StartWriteLast) operation completed.  <a href="classgrpc_1_1_server_bidi_reactor.html#a1fac7eca83effdeef8893486a45e58a0">More...</a><br /></td></tr>
<tr class="separator:a1fac7eca83effdeef8893486a45e58a0"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aaf98cc106728f8911acdd2d50574a788"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_server_bidi_reactor.html#aaf98cc106728f8911acdd2d50574a788">OnDone</a> () override=0</td></tr>
<tr class="memdesc:aaf98cc106728f8911acdd2d50574a788"><td class="mdescLeft">&#160;</td><td class="mdescRight">Notifies the application that all operations associated with this RPC have completed.  <a href="classgrpc_1_1_server_bidi_reactor.html#aaf98cc106728f8911acdd2d50574a788">More...</a><br /></td></tr>
<tr class="separator:aaf98cc106728f8911acdd2d50574a788"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:abb21a6abd4c50d76b1037b329a8aa721"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_server_bidi_reactor.html#abb21a6abd4c50d76b1037b329a8aa721">OnCancel</a> () override</td></tr>
<tr class="memdesc:abb21a6abd4c50d76b1037b329a8aa721"><td class="mdescLeft">&#160;</td><td class="mdescRight">Notifies the application that this RPC has been cancelled.  <a href="classgrpc_1_1_server_bidi_reactor.html#abb21a6abd4c50d76b1037b329a8aa721">More...</a><br /></td></tr>
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Friends</h2></td></tr>
<tr class="memitem:a7c37735f41590c54ad5948d348e63864"><td class="memItemLeft" align="right" valign="top">class&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_server_bidi_reactor.html#a7c37735f41590c54ad5948d348e63864">ServerCallbackReaderWriter&lt; Request, Response &gt;</a></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><h3>template&lt;class Request, class Response&gt;<br />
class grpc::ServerBidiReactor&lt; Request, Response &gt;</h3>

<p><em><a class="el" href="classgrpc_1_1_server_bidi_reactor.html" title="ServerBidiReactor is the interface for a bidirectional streaming RPC.">ServerBidiReactor</a></em> is the interface for a bidirectional streaming RPC. </p>
</div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
<a id="a9f459e7f53d66b5c8e61d8930053811b"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a9f459e7f53d66b5c8e61d8930053811b">&#9670;&nbsp;</a></span>ServerBidiReactor()</h2>

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template&lt;class Request , class Response &gt; </div>
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          <td class="memname"><a class="el" href="classgrpc_1_1_server_bidi_reactor.html">grpc::ServerBidiReactor</a>&lt; Request, Response &gt;::<a class="el" href="classgrpc_1_1_server_bidi_reactor.html">ServerBidiReactor</a> </td>
          <td>(</td>
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<h2 class="memtitle"><span class="permalink"><a href="#aa9ee4a518fb5f5f7b7a8993bd5cb9df5">&#9670;&nbsp;</a></span>~ServerBidiReactor()</h2>

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template&lt;class Request , class Response &gt; </div>
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          <td class="memname"><a class="el" href="classgrpc_1_1_server_bidi_reactor.html">grpc::ServerBidiReactor</a>&lt; Request, Response &gt;::~<a class="el" href="classgrpc_1_1_server_bidi_reactor.html">ServerBidiReactor</a> </td>
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<h2 class="groupheader">Member Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a60edb96ee2d9796739c0c4590dff0d29">&#9670;&nbsp;</a></span>Finish()</h2>

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template&lt;class Request , class Response &gt; </div>
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          <td class="memname">void <a class="el" href="classgrpc_1_1_server_bidi_reactor.html">grpc::ServerBidiReactor</a>&lt; Request, Response &gt;::Finish </td>
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          <td class="paramtype">::<a class="el" href="classgrpc_1_1_status.html">grpc::Status</a>&#160;</td>
          <td class="paramname"><em>s</em></td><td>)</td>
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<p>Indicate that the stream is to be finished and the trailing metadata and RPC status are to be sent. </p>
<p>Every RPC MUST be finished using either Finish or StartWriteAndFinish (but not both), even if the RPC is already cancelled.</p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramdir">[in]</td><td class="paramname">s</td><td>The status outcome of this RPC </td></tr>
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<h2 class="memtitle"><span class="permalink"><a href="#abb21a6abd4c50d76b1037b329a8aa721">&#9670;&nbsp;</a></span>OnCancel()</h2>

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template&lt;class Request , class Response &gt; </div>
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<p>Notifies the application that this RPC has been cancelled. </p>
<p>This is an override (from the internal base class) but not final, so derived classes should override it if they want to take action. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#aaf98cc106728f8911acdd2d50574a788">&#9670;&nbsp;</a></span>OnDone()</h2>

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<p>Notifies the application that all operations associated with this RPC have completed. </p>
<p>This is an override (from the internal base class) but still abstract, so derived classes MUST override it to be instantiated. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a8aafe86ec3fa67767fe1aeeb7f52f92a">&#9670;&nbsp;</a></span>OnReadDone()</h2>

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<p>Notifies the application that a StartRead operation completed. </p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramdir">[in]</td><td class="paramname">ok</td><td>Was it successful? If false, no further read-side operation will succeed. </td></tr>
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<h2 class="memtitle"><span class="permalink"><a href="#a0715604ca94115aa164c8955bfe04649">&#9670;&nbsp;</a></span>OnSendInitialMetadataDone()</h2>

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<p>Notifies the application that an explicit StartSendInitialMetadata operation completed. </p>
<p>Not used when the sending of initial metadata piggybacks onto the first write.</p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramdir">[in]</td><td class="paramname">ok</td><td>Was it successful? If false, no further write-side operation will succeed. </td></tr>
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  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#a1fac7eca83effdeef8893486a45e58a0">&#9670;&nbsp;</a></span>OnWriteDone()</h2>

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<p>Notifies the application that a StartWrite (or StartWriteLast) operation completed. </p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramdir">[in]</td><td class="paramname">ok</td><td>Was it successful? If false, no further write-side operation will succeed. </td></tr>
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  </dd>
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<h2 class="memtitle"><span class="permalink"><a href="#a65817119c11c9ee862a1514e87bb3585">&#9670;&nbsp;</a></span>StartRead()</h2>

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<p>Initiate a read operation. </p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramdir">[out]</td><td class="paramname">req</td><td>Where to eventually store the read message. Valid when the library calls OnReadDone </td></tr>
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<h2 class="memtitle"><span class="permalink"><a href="#aa8f942d4375367946595110f6b0b37ca">&#9670;&nbsp;</a></span>StartSendInitialMetadata()</h2>

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<p>Send any initial metadata stored in the RPC context. </p>
<p>If not invoked, any initial metadata will be passed along with the first Write or the Finish (if there are no writes). </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a7b457aceeb312472835007c289c711e8">&#9670;&nbsp;</a></span>StartWrite() <span class="overload">[1/2]</span></h2>

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<p>Initiate a write operation. </p>
<dl class="params"><dt>Parameters</dt><dd>
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    <tr><td class="paramdir">[in]</td><td class="paramname">resp</td><td>The message to be written. The library does not take ownership but the caller must ensure that the message is not deleted or modified until OnWriteDone is called. </td></tr>
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<h2 class="memtitle"><span class="permalink"><a href="#ad5c34a7b67278156a514456df0754c9e">&#9670;&nbsp;</a></span>StartWrite() <span class="overload">[2/2]</span></h2>

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          <td class="paramtype">const Response *&#160;</td>
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<p>Initiate a write operation with specified options. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">resp</td><td>The message to be written. The library does not take ownership but the caller must ensure that the message is not deleted or modified until OnWriteDone is called. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">options</td><td>The <a class="el" href="classgrpc_1_1_write_options.html" title="Per-message write options.">WriteOptions</a> to use for writing this message </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#a737391a379201de65a7708ae465121ef">&#9670;&nbsp;</a></span>StartWriteAndFinish()</h2>

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          <td class="paramtype">const Response *&#160;</td>
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          <td class="paramtype">::<a class="el" href="classgrpc_1_1_write_options.html">grpc::WriteOptions</a>&#160;</td>
          <td class="paramname"><em>options</em>, </td>
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          <td class="paramname"><em>s</em>&#160;</td>
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<p>Initiate a write operation with specified options and final RPC <a class="el" href="classgrpc_1_1_status.html" title="Did it work? If it didn&#39;t, why?">Status</a>, which also causes any trailing metadata for this RPC to be sent out. </p>
<p>StartWriteAndFinish is like merging StartWriteLast and Finish into a single step. A key difference, though, is that this operation doesn't have an OnWriteDone reaction - it is considered complete only when OnDone is available. An RPC can either have StartWriteAndFinish or Finish, but not both.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">resp</td><td>The message to be written. The library does not take ownership but the caller must ensure that the message is not deleted or modified until OnDone is called. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">options</td><td>The <a class="el" href="classgrpc_1_1_write_options.html" title="Per-message write options.">WriteOptions</a> to use for writing this message </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">s</td><td>The status outcome of this RPC </td></tr>
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  </dd>
</dl>

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<h2 class="memtitle"><span class="permalink"><a href="#a5667f4a7f70cda0351f50ebae665dded">&#9670;&nbsp;</a></span>StartWriteLast()</h2>

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          <td class="paramtype">::<a class="el" href="classgrpc_1_1_write_options.html">grpc::WriteOptions</a>&#160;</td>
          <td class="paramname"><em>options</em>&#160;</td>
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<p>Inform system of a planned write operation with specified options, but allow the library to schedule the actual write coalesced with the writing of trailing metadata (which takes place on a Finish call). </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">resp</td><td>The message to be written. The library does not take ownership but the caller must ensure that the message is not deleted or modified until OnWriteDone is called. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">options</td><td>The <a class="el" href="classgrpc_1_1_write_options.html" title="Per-message write options.">WriteOptions</a> to use for writing this message </td></tr>
  </table>
  </dd>
</dl>

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<h2 class="groupheader">Friends And Related Function Documentation</h2>
<a id="a7c37735f41590c54ad5948d348e63864"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a7c37735f41590c54ad5948d348e63864">&#9670;&nbsp;</a></span>ServerCallbackReaderWriter&lt; Request, Response &gt;</h2>

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          <td class="memname">friend class <a class="el" href="classgrpc_1_1_server_callback_reader_writer.html">ServerCallbackReaderWriter</a>&lt; Request, Response &gt;</td>
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<hr/>The documentation for this class was generated from the following file:<ul>
<li>include/grpcpp/impl/codegen/<a class="el" href="impl_2codegen_2server__callback_8h_source.html">server_callback.h</a></li>
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