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    <title>Class AsyncStreamExtensions
   | gRPC C# </title>
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            <article class="content wrap" id="_content" data-uid="Grpc.Core.Utils.AsyncStreamExtensions">
  
  
  <h1 id="Grpc_Core_Utils_AsyncStreamExtensions" data-uid="Grpc.Core.Utils.AsyncStreamExtensions" class="text-break">Class AsyncStreamExtensions
  </h1>
  <div class="markdown level0 summary"><p>Extension methods that simplify work with gRPC streaming calls.</p>
</div>
  <div class="markdown level0 conceptual"></div>
  <div class="inheritance">
    <h5>Inheritance</h5>
    <div class="level0"><span class="xref">System.Object</span></div>
    <div class="level1"><span class="xref">AsyncStreamExtensions</span></div>
  </div>
  <div class="inheritedMembers">
    <h5>Inherited Members</h5>
    <div>
      <span class="xref">System.Object.ToString()</span>
    </div>
    <div>
      <span class="xref">System.Object.Equals(System.Object)</span>
    </div>
    <div>
      <span class="xref">System.Object.Equals(System.Object, System.Object)</span>
    </div>
    <div>
      <span class="xref">System.Object.ReferenceEquals(System.Object, System.Object)</span>
    </div>
    <div>
      <span class="xref">System.Object.GetHashCode()</span>
    </div>
    <div>
      <span class="xref">System.Object.GetType()</span>
    </div>
    <div>
      <span class="xref">System.Object.MemberwiseClone()</span>
    </div>
  </div>
  <h6><strong>Namespace</strong>: <a class="xref" href="Grpc.Core.Utils.html">Grpc.Core.Utils</a></h6>
  <h6><strong>Assembly</strong>: Grpc.Core.dll</h6>
  <h5 id="Grpc_Core_Utils_AsyncStreamExtensions_syntax">Syntax</h5>
  <div class="codewrapper">
    <pre><code class="lang-csharp hljs">public static class AsyncStreamExtensions</code></pre>
  </div>
  <h3 id="methods">Methods
  </h3>
  <a id="Grpc_Core_Utils_AsyncStreamExtensions_ForEachAsync_" data-uid="Grpc.Core.Utils.AsyncStreamExtensions.ForEachAsync*"></a>
  <h4 id="Grpc_Core_Utils_AsyncStreamExtensions_ForEachAsync__1_Grpc_Core_IAsyncStreamReader___0__System_Func___0_System_Threading_Tasks_Task__" data-uid="Grpc.Core.Utils.AsyncStreamExtensions.ForEachAsync``1(Grpc.Core.IAsyncStreamReader{``0},System.Func{``0,System.Threading.Tasks.Task})">ForEachAsync&lt;T&gt;(IAsyncStreamReader&lt;T&gt;, Func&lt;T, Task&gt;)</h4>
  <div class="markdown level1 summary"><p>Reads the entire stream and executes an async action for each element.</p>
</div>
  <div class="markdown level1 conceptual"></div>
  <h5 class="decalaration">Declaration</h5>
  <div class="codewrapper">
    <pre><code class="lang-csharp hljs">public static Task ForEachAsync&lt;T&gt;(this IAsyncStreamReader&lt;T&gt; streamReader, Func&lt;T, Task&gt; asyncAction)where T : class</code></pre>
  </div>
  <h5 class="parameters">Parameters</h5>
  <table class="table table-bordered table-striped table-condensed">
    <thead>
      <tr>
        <th>Type</th>
        <th>Name</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td><a class="xref" href="Grpc.Core.IAsyncStreamReader-1.html">IAsyncStreamReader</a>&lt;T&gt;</td>
        <td><span class="parametername">streamReader</span></td>
        <td></td>
      </tr>
      <tr>
        <td><span class="xref">System.Func</span>&lt;T, <span class="xref">System.Threading.Tasks.Task</span>&gt;</td>
        <td><span class="parametername">asyncAction</span></td>
        <td></td>
      </tr>
    </tbody>
  </table>
  <h5 class="returns">Returns</h5>
  <table class="table table-bordered table-striped table-condensed">
    <thead>
      <tr>
        <th>Type</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td><span class="xref">System.Threading.Tasks.Task</span></td>
        <td></td>
      </tr>
    </tbody>
  </table>
  <h5 class="typeParameters">Type Parameters</h5>
  <table class="table table-bordered table-striped table-condensed">
    <thead>
      <tr>
        <th>Name</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td><span class="parametername">T</span></td>
        <td></td>
      </tr>
    </tbody>
  </table>
  <a id="Grpc_Core_Utils_AsyncStreamExtensions_ToListAsync_" data-uid="Grpc.Core.Utils.AsyncStreamExtensions.ToListAsync*"></a>
  <h4 id="Grpc_Core_Utils_AsyncStreamExtensions_ToListAsync__1_Grpc_Core_IAsyncStreamReader___0__" data-uid="Grpc.Core.Utils.AsyncStreamExtensions.ToListAsync``1(Grpc.Core.IAsyncStreamReader{``0})">ToListAsync&lt;T&gt;(IAsyncStreamReader&lt;T&gt;)</h4>
  <div class="markdown level1 summary"><p>Reads the entire stream and creates a list containing all the elements read.</p>
</div>
  <div class="markdown level1 conceptual"></div>
  <h5 class="decalaration">Declaration</h5>
  <div class="codewrapper">
    <pre><code class="lang-csharp hljs">public static Task&lt;List&lt;T&gt;&gt; ToListAsync&lt;T&gt;(this IAsyncStreamReader&lt;T&gt; streamReader)where T : class</code></pre>
  </div>
  <h5 class="parameters">Parameters</h5>
  <table class="table table-bordered table-striped table-condensed">
    <thead>
      <tr>
        <th>Type</th>
        <th>Name</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td><a class="xref" href="Grpc.Core.IAsyncStreamReader-1.html">IAsyncStreamReader</a>&lt;T&gt;</td>
        <td><span class="parametername">streamReader</span></td>
        <td></td>
      </tr>
    </tbody>
  </table>
  <h5 class="returns">Returns</h5>
  <table class="table table-bordered table-striped table-condensed">
    <thead>
      <tr>
        <th>Type</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td><span class="xref">System.Threading.Tasks.Task</span>&lt;<span class="xref">System.Collections.Generic.List</span>&lt;T&gt;&gt;</td>
        <td></td>
      </tr>
    </tbody>
  </table>
  <h5 class="typeParameters">Type Parameters</h5>
  <table class="table table-bordered table-striped table-condensed">
    <thead>
      <tr>
        <th>Name</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td><span class="parametername">T</span></td>
        <td></td>
      </tr>
    </tbody>
  </table>
  <a id="Grpc_Core_Utils_AsyncStreamExtensions_WriteAllAsync_" data-uid="Grpc.Core.Utils.AsyncStreamExtensions.WriteAllAsync*"></a>
  <h4 id="Grpc_Core_Utils_AsyncStreamExtensions_WriteAllAsync__1_Grpc_Core_IClientStreamWriter___0__System_Collections_Generic_IEnumerable___0__System_Boolean_" data-uid="Grpc.Core.Utils.AsyncStreamExtensions.WriteAllAsync``1(Grpc.Core.IClientStreamWriter{``0},System.Collections.Generic.IEnumerable{``0},System.Boolean)">WriteAllAsync&lt;T&gt;(IClientStreamWriter&lt;T&gt;, IEnumerable&lt;T&gt;, Boolean)</h4>
  <div class="markdown level1 summary"><p>Writes all elements from given enumerable to the stream.
Completes the stream afterwards unless close = false.</p>
</div>
  <div class="markdown level1 conceptual"></div>
  <h5 class="decalaration">Declaration</h5>
  <div class="codewrapper">
    <pre><code class="lang-csharp hljs">public static Task WriteAllAsync&lt;T&gt;(this IClientStreamWriter&lt;T&gt; streamWriter, IEnumerable&lt;T&gt; elements, bool complete = true)where T : class</code></pre>
  </div>
  <h5 class="parameters">Parameters</h5>
  <table class="table table-bordered table-striped table-condensed">
    <thead>
      <tr>
        <th>Type</th>
        <th>Name</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td><a class="xref" href="Grpc.Core.IClientStreamWriter-1.html">IClientStreamWriter</a>&lt;T&gt;</td>
        <td><span class="parametername">streamWriter</span></td>
        <td></td>
      </tr>
      <tr>
        <td><span class="xref">System.Collections.Generic.IEnumerable</span>&lt;T&gt;</td>
        <td><span class="parametername">elements</span></td>
        <td></td>
      </tr>
      <tr>
        <td><span class="xref">System.Boolean</span></td>
        <td><span class="parametername">complete</span></td>
        <td></td>
      </tr>
    </tbody>
  </table>
  <h5 class="returns">Returns</h5>
  <table class="table table-bordered table-striped table-condensed">
    <thead>
      <tr>
        <th>Type</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td><span class="xref">System.Threading.Tasks.Task</span></td>
        <td></td>
      </tr>
    </tbody>
  </table>
  <h5 class="typeParameters">Type Parameters</h5>
  <table class="table table-bordered table-striped table-condensed">
    <thead>
      <tr>
        <th>Name</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td><span class="parametername">T</span></td>
        <td></td>
      </tr>
    </tbody>
  </table>
  <a id="Grpc_Core_Utils_AsyncStreamExtensions_WriteAllAsync_" data-uid="Grpc.Core.Utils.AsyncStreamExtensions.WriteAllAsync*"></a>
  <h4 id="Grpc_Core_Utils_AsyncStreamExtensions_WriteAllAsync__1_Grpc_Core_IServerStreamWriter___0__System_Collections_Generic_IEnumerable___0__" data-uid="Grpc.Core.Utils.AsyncStreamExtensions.WriteAllAsync``1(Grpc.Core.IServerStreamWriter{``0},System.Collections.Generic.IEnumerable{``0})">WriteAllAsync&lt;T&gt;(IServerStreamWriter&lt;T&gt;, IEnumerable&lt;T&gt;)</h4>
  <div class="markdown level1 summary"><p>Writes all elements from given enumerable to the stream.</p>
</div>
  <div class="markdown level1 conceptual"></div>
  <h5 class="decalaration">Declaration</h5>
  <div class="codewrapper">
    <pre><code class="lang-csharp hljs">public static Task WriteAllAsync&lt;T&gt;(this IServerStreamWriter&lt;T&gt; streamWriter, IEnumerable&lt;T&gt; elements)where T : class</code></pre>
  </div>
  <h5 class="parameters">Parameters</h5>
  <table class="table table-bordered table-striped table-condensed">
    <thead>
      <tr>
        <th>Type</th>
        <th>Name</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td><a class="xref" href="Grpc.Core.IServerStreamWriter-1.html">IServerStreamWriter</a>&lt;T&gt;</td>
        <td><span class="parametername">streamWriter</span></td>
        <td></td>
      </tr>
      <tr>
        <td><span class="xref">System.Collections.Generic.IEnumerable</span>&lt;T&gt;</td>
        <td><span class="parametername">elements</span></td>
        <td></td>
      </tr>
    </tbody>
  </table>
  <h5 class="returns">Returns</h5>
  <table class="table table-bordered table-striped table-condensed">
    <thead>
      <tr>
        <th>Type</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td><span class="xref">System.Threading.Tasks.Task</span></td>
        <td></td>
      </tr>
    </tbody>
  </table>
  <h5 class="typeParameters">Type Parameters</h5>
  <table class="table table-bordered table-striped table-condensed">
    <thead>
      <tr>
        <th>Name</th>
        <th>Description</th>
      </tr>
    </thead>
    <tbody>
      <tr>
        <td><span class="parametername">T</span></td>
        <td></td>
      </tr>
    </tbody>
  </table>
</article>
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