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							<!DOCTYPE html>
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<head>
    <meta charset="utf-8">
    <title>JSDoc: Class: ClientDuplexStream</title>

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<div id="main">

    <h1 class="page-title">Class: ClientDuplexStream</h1>

    
<section>

<header>
    
        <h2><span class="attribs"><span class="type-signature"></span></span>
            <span class="ancestors"><a href="grpc.html">grpc</a>~</span>ClientDuplexStream<span class="signature">(call, serialize<span class="signature-attributes">opt</span>, deserialize<span class="signature-attributes">opt</span>)</span><span class="type-signature"></span></h2>
        
    
</header>

<article>
    <div class="container-overview">
    
        
    <h4 class="name" id="ClientDuplexStream"><span class="type-signature"></span>new ClientDuplexStream<span class="signature">(call, serialize<span class="signature-attributes">opt</span>, deserialize<span class="signature-attributes">opt</span>)</span><span class="type-signature"></span></h4>
    

<div class="description">
    <p>A stream that the client can read from or write to. Used for calls with
duplex streaming.</p>
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th>Attributes</th>
        

        <th>Default</th>
        

        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>call</code></td>
            

            <td class="type">
            
                
<span class="param-type">grpc.internal~Call</span>


            </td>

            
                <td class="attributes">
                

                </td>
            

                <td class="default">
                
                </td>
            

            <td class="description last"><p>Call object to proxy</p></td>
        </tr>

    
        <tr>
            
                <td class="name"><code>serialize</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="grpc.html#~serialize">grpc~serialize</a></span>


            </td>

            
                <td class="attributes">
                
                    &lt;optional><br>
                

                </td>
            

                <td class="default">
                
                    identity
                
                </td>
            

            <td class="description last"><p>Serialization
    function for requests</p></td>
        </tr>

    
        <tr>
            
                <td class="name"><code>deserialize</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="grpc.html#~deserialize">grpc~deserialize</a></span>


            </td>

            
                <td class="attributes">
                
                    &lt;optional><br>
                

                </td>
            

                <td class="default">
                
                    identity
                
                </td>
            

            <td class="description last"><p>Deserialization function for responses</p></td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="src_client.js.html">src/client.js</a>, <a href="src_client.js.html#line323">line 323</a>
    </li></ul></dd>
    

</dl>


    </div>

    
        <h3 class="subsection-title">Extends</h3>

        
    <ul>
        <li><a href="external-Duplex.html">external:Duplex</a></li>
    </ul>


        <h3 class="subsection-title">Methods</h3>

        
    <h4 class="name" id="cancel"><span class="type-signature"></span>cancel<span class="signature">()</span><span class="type-signature"></span></h4>
    

<div class="description">
    <p>Cancel the ongoing call. Results in the call ending with a CANCELLED status,
unless it has already ended with some other status.</p>
</div>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="src_client.js.html">src/client.js</a>, <a href="src_client.js.html#line369">line 369</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="getPeer"><span class="type-signature"></span>getPeer<span class="signature">()</span><span class="type-signature"> &rarr; {string}</span></h4>
    

<div class="description">
    <p>Get the endpoint this call/stream is connected to.</p>
</div>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="src_client.js.html">src/client.js</a>, <a href="src_client.js.html#line384">line 384</a>
    </li></ul></dd>
    

</dl>


<h5>Returns:</h5>

        
<div class="param-desc">
    <p>The URI of the endpoint</p>
</div>


<dl>
    <dt>
        Type
    </dt>
    <dd>
        
<span class="param-type">string</span>


    </dd>
</dl>

    
    <h4 class="name" id="write"><span class="type-signature"></span>write<span class="signature">(message, flags, callback)</span><span class="type-signature"> &rarr; {boolean}</span></h4>
    

<div class="description">
    <p>Write a message to the request stream. If serializing the argument fails,
the call will be cancelled and the stream will end with an error.</p>
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>message</code></td>
            

            <td class="type">
            
                
<span class="param-type">*</span>


            </td>

            
            <td class="description last"><p>The message to write. Must be a valid argument to the
    serialize function of the corresponding method</p></td>
        </tr>

    
        <tr>
            
                <td class="name"><code>flags</code></td>
            

            <td class="type">
            
                
<span class="param-type"><a href="grpc.html#.writeFlags">grpc.writeFlags</a></span>


            </td>

            
            <td class="description last"><p>Flags to modify how the message is written</p></td>
        </tr>

    
        <tr>
            
                <td class="name"><code>callback</code></td>
            

            <td class="type">
            
                
<span class="param-type">function</span>


            </td>

            
            <td class="description last"><p>Callback for when this chunk of data is flushed</p></td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="src_client.js.html">src/client.js</a>, <a href="src_client.js.html#line110">line 110</a>
    </li></ul></dd>
    

</dl>


<h5>Returns:</h5>

        
<div class="param-desc">
    <p>As defined for <a href="external-Writable.html">Writable</a></p>
</div>


<dl>
    <dt>
        Type
    </dt>
    <dd>
        
<span class="param-type">boolean</span>


    </dd>
</dl>

    
        <h3 class="subsection-title">Events</h3>

        
    <h4 class="name" id="event:metadata">metadata</h4>
    

<div class="description">
    <p>Initial response metadata sent by the server when it starts processing the
call</p>
</div>


    <h5>Type:</h5>
    <ul>
        <li>
            
<span class="param-type"><a href="grpc.Metadata.html">grpc.Metadata</a></span>


        </li>
    </ul>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="src_client.js.html">src/client.js</a>, <a href="src_client.js.html#line56">line 56</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="event:status">status</h4>
    

<div class="description">
    <p>Status of the call when it has completed.</p>
</div>


    <h5>Type:</h5>
    <ul>
        <li>
            
<span class="param-type"><a href="grpc.html#~StatusObject">grpc~StatusObject</a></span>


        </li>
    </ul>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="src_client.js.html">src/client.js</a>, <a href="src_client.js.html#line63">line 63</a>
    </li></ul></dd>
    

</dl>


</article>

</section>


</div>

<nav>
    <h2><a href="index.html">Home</a></h2><h3>Externals</h3><ul><li><a href="external-Duplex.html">Duplex</a></li><li><a href="external-EventEmitter.html">EventEmitter</a></li><li><a href="external-GoogleCredential.html">GoogleCredential</a></li><li><a href="external-Readable.html">Readable</a></li><li><a href="external-Writable.html">Writable</a></li></ul><h3>Classes</h3><ul><li><a href="grpc.Client.html">Client</a></li><li><a href="grpc.credentials-CallCredentials.html">CallCredentials</a></li><li><a href="grpc.credentials-ChannelCredentials.html">ChannelCredentials</a></li><li><a href="grpc.Metadata.html">Metadata</a></li><li><a href="grpc.Server.html">Server</a></li><li><a href="grpc.ServerCredentials.html">ServerCredentials</a></li><li><a href="grpc-ClientDuplexStream.html">ClientDuplexStream</a></li><li><a href="grpc-ClientReadableStream.html">ClientReadableStream</a></li><li><a href="grpc-ClientUnaryCall.html">ClientUnaryCall</a></li><li><a href="grpc-ClientWritableStream.html">ClientWritableStream</a></li><li><a href="grpc-ServerDuplexStream.html">ServerDuplexStream</a></li><li><a href="grpc-ServerReadableStream.html">ServerReadableStream</a></li><li><a href="grpc-ServerUnaryCall.html">ServerUnaryCall</a></li><li><a href="grpc-ServerWritableStream.html">ServerWritableStream</a></li></ul><h3>Events</h3><ul><li><a href="grpc-ClientDuplexStream.html#event:metadata">metadata</a></li><li><a href="grpc-ClientDuplexStream.html#event:status">status</a></li><li><a href="grpc-ClientReadableStream.html#event:metadata">metadata</a></li><li><a href="grpc-ClientReadableStream.html#event:status">status</a></li><li><a href="grpc-ClientUnaryCall.html#event:metadata">metadata</a></li><li><a href="grpc-ClientUnaryCall.html#event:status">status</a></li><li><a href="grpc-ClientWritableStream.html#event:metadata">metadata</a></li><li><a href="grpc-ClientWritableStream.html#event:status">status</a></li><li><a href="grpc-ServerDuplexStream.html#~event:cancelled">cancelled</a></li><li><a href="grpc-ServerReadableStream.html#~event:cancelled">cancelled</a></li><li><a href="grpc-ServerUnaryCall.html#~event:cancelled">cancelled</a></li><li><a href="grpc-ServerWritableStream.html#~event:cancelled">cancelled</a></li></ul><h3>Namespaces</h3><ul><li><a href="grpc.html">grpc</a></li><li><a href="grpc.credentials.html">credentials</a></li></ul>
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