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<p>An interface that yields a sequence of messages of type <em>R</em>.  
 <a href="classgrpc_1_1internal_1_1_async_reader_interface.html#details">More...</a></p>

<p><code>#include &lt;<a class="el" href="grpcpp_2impl_2codegen_2async__stream_8h_source.html">async_stream.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:a18fe4235232864c8770a562cc2aa1f3c"><td class="memItemLeft" align="right" valign="top">virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1internal_1_1_async_reader_interface.html#a18fe4235232864c8770a562cc2aa1f3c">~AsyncReaderInterface</a> ()</td></tr>
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<tr class="memitem:adf87c602036d69158950b7299d0aae70"><td class="memItemLeft" align="right" valign="top">virtual void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1internal_1_1_async_reader_interface.html#adf87c602036d69158950b7299d0aae70">Read</a> (R *msg, void *tag)=0</td></tr>
<tr class="memdesc:adf87c602036d69158950b7299d0aae70"><td class="mdescLeft">&#160;</td><td class="mdescRight">Read a message of type <em>R</em> into <em>msg</em>.  <a href="#adf87c602036d69158950b7299d0aae70">More...</a><br /></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 R&gt;<br />
class grpc::internal::AsyncReaderInterface&lt; R &gt;</h3>

<p>An interface that yields a sequence of messages of type <em>R</em>. </p>
</div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
<a id="a18fe4235232864c8770a562cc2aa1f3c"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a18fe4235232864c8770a562cc2aa1f3c">&#9670;&nbsp;</a></span>~AsyncReaderInterface()</h2>

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template&lt;class R &gt; </div>
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          <td class="memname">virtual <a class="el" href="classgrpc_1_1internal_1_1_async_reader_interface.html">grpc::internal::AsyncReaderInterface</a>&lt; R &gt;::~<a class="el" href="classgrpc_1_1internal_1_1_async_reader_interface.html">AsyncReaderInterface</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="#adf87c602036d69158950b7299d0aae70">&#9670;&nbsp;</a></span>Read()</h2>

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          <td class="memname">virtual void <a class="el" href="classgrpc_1_1internal_1_1_async_reader_interface.html">grpc::internal::AsyncReaderInterface</a>&lt; R &gt;::Read </td>
          <td>(</td>
          <td class="paramtype">R *&#160;</td>
          <td class="paramname"><em>msg</em>, </td>
        </tr>
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          <td class="paramkey"></td>
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          <td class="paramtype">void *&#160;</td>
          <td class="paramname"><em>tag</em>&#160;</td>
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<p>Read a message of type <em>R</em> into <em>msg</em>. </p>
<p>Completion will be notified by <em>tag</em> on the associated completion queue. This is thread-safe with respect to <em>Write</em> or <em>WritesDone</em> methods. It should not be called concurrently with other streaming APIs on the same stream. It is not meaningful to call it concurrently with another <em><a class="el" href="classgrpc_1_1internal_1_1_async_reader_interface.html#adf87c602036d69158950b7299d0aae70" title="Read a message of type R into msg. ">AsyncReaderInterface::Read</a></em> on the same stream since reads on the same stream are delivered in order.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[out]</td><td class="paramname">msg</td><td>Where to eventually store the read message. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">tag</td><td>The tag identifying the operation.</td></tr>
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<p>Side effect: note that this method attempt to receive initial metadata for a stream if it hasn't yet been received. </p>

<p>Implemented in <a class="el" href="classgrpc_1_1_server_async_reader_writer.html#a911d41783f644e170c017bb3032ca5c8">grpc::ServerAsyncReaderWriter&lt; W, R &gt;</a>, <a class="el" href="classgrpc_1_1_server_async_reader.html#aefbe83b79433a6ae85f9f1ce913997c1">grpc::ServerAsyncReader&lt; W, R &gt;</a>, <a class="el" href="classgrpc_1_1_client_async_reader_writer.html#a2f2c91734a7de5affdd427fb88ee6167">grpc::ClientAsyncReaderWriter&lt; W, R &gt;</a>, and <a class="el" href="classgrpc_1_1_client_async_reader.html#a309d69e7e6ab1491b2e93d3716d0f680">grpc::ClientAsyncReader&lt; R &gt;</a>.</p>

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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="grpcpp_2impl_2codegen_2async__stream_8h_source.html">async_stream.h</a></li>
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