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<li class="navelem"><a class="el" href="namespacegrpc.html">grpc</a></li><li class="navelem"><a class="el" href="classgrpc_1_1_reader_interface.html">ReaderInterface</a></li>  </ul>
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<p>An interface that yields a sequence of messages of type <em>R</em>.  
 <a href="classgrpc_1_1_reader_interface.html#details">More...</a></p>

<p><code>#include &lt;<a class="el" href="impl_2codegen_2sync__stream_8h_source.html">sync_stream.h</a>&gt;</code></p>
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Public Member Functions</h2></td></tr>
<tr class="memitem:a1fbd3d6e86e2f97e5444f29b0af0a9d5"><td class="memItemLeft" align="right" valign="top">virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_reader_interface.html#a1fbd3d6e86e2f97e5444f29b0af0a9d5">~ReaderInterface</a> ()</td></tr>
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<tr class="memitem:a04a1da8610d790ea86ecd5a14fe892b8"><td class="memItemLeft" align="right" valign="top">virtual bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classgrpc_1_1_reader_interface.html#a04a1da8610d790ea86ecd5a14fe892b8">Read</a> (R *msg)=0</td></tr>
<tr class="memdesc:a04a1da8610d790ea86ecd5a14fe892b8"><td class="mdescLeft">&#160;</td><td class="mdescRight">Blocking read a message and parse to <em>msg</em>.  <a href="#a04a1da8610d790ea86ecd5a14fe892b8">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::ReaderInterface&lt; R &gt;</h3>

<p>An interface that yields a sequence of messages of type <em>R</em>. </p>
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          <td class="memname">virtual <a class="el" href="classgrpc_1_1_reader_interface.html">grpc::ReaderInterface</a>&lt; R &gt;::~<a class="el" href="classgrpc_1_1_reader_interface.html">ReaderInterface</a> </td>
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<h2 class="groupheader">Member Function Documentation</h2>
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          <td class="memname">virtual bool <a class="el" href="classgrpc_1_1_reader_interface.html">grpc::ReaderInterface</a>&lt; R &gt;::Read </td>
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          <td class="paramtype">R *&#160;</td>
          <td class="paramname"><em>msg</em></td><td>)</td>
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<p>Blocking read a message and parse to <em>msg</em>. </p>
<p>Returns <em>true</em> on success. This is thread-safe with respect to <em>Write</em> or  methods on the same stream. It should not be called concurrently with another <em>Read</em> on the same stream as the order of delivery will not be defined.</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[out]</td><td class="paramname">msg</td><td>The read message.</td></tr>
  </table>
  </dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd><em>false</em> when there will be no more incoming messages, either because the other side has called <em>WritesDone()</em> or the stream has failed (or been cancelled). </dd></dl>

<p>Implemented in <a class="el" href="classgrpc_1_1_server_reader_writer.html#afa7367f5f5918ea521f612c1435c9e1e">grpc::ServerReaderWriter&lt; W, R &gt;</a>, <a class="el" href="classgrpc_1_1_server_reader.html#a8bd737fbe8d5094fbcf40c45dc7723e0">grpc::ServerReader&lt; R &gt;</a>, <a class="el" href="classgrpc_1_1_client_reader_writer.html#a97d25c3f9f859fefaa3166243fd52556">grpc::ClientReaderWriter&lt; W, R &gt;</a>, and <a class="el" href="classgrpc_1_1_client_reader.html#a1305f6a3159b73866b4b66621f573ae7">grpc::ClientReader&lt; R &gt;</a>.</p>

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<hr/>The documentation for this class was generated from the following file:<ul>
<li>include/grpc++/impl/codegen/<a class="el" href="impl_2codegen_2sync__stream_8h_source.html">sync_stream.h</a></li>
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