carto
/
grpc


			
							123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667668669670671672673674675676677678679680681682683684685686687688689690691692693694695696697698699700701702703704705706707708709710711712713714715716717718719720721722723724725726727728729730731732733734735736737738739740741742743744745746747748749750751752753754755756757758759760761762763764765766767768769770771772773774775776777778779780781782783784785786787788789790791792793794795796797798799800801802803804805806807808809810811812813814815816817818819820821822823824825826827828829830831832833834835836837838839840841842843844845846847848849850851852853854855856857858859860861862863864865866867868869870871872873874875876877878879880881882883884885886887888889890891892893894895896897898899900901902903904905906907908909910911912913914915916917918919920921922923924925926927928929930931932933934935936937938939940941942943944945946947948949950951952953954955956957958959960961962963964965966967968969970971972973974975976977978979980981982983984985
							<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="utf-8">
    <title>JSDoc: Class: Metadata</title>

    <script src="scripts/prettify/prettify.js"> </script>
    <script src="scripts/prettify/lang-css.js"> </script>
    <!--[if lt IE 9]>
      <script src="//html5shiv.googlecode.com/svn/trunk/html5.js"></script>
    <![endif]-->
    <link type="text/css" rel="stylesheet" href="styles/prettify-tomorrow.css">
    <link type="text/css" rel="stylesheet" href="styles/jsdoc-default.css">
</head>

<body>

<div id="main">

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

    
<section>

<header>
    
        <h2>
            <span class="ancestors"><a href="grpc.html">grpc</a>.</span>Metadata</h2>
        
    
</header>

<article>
    <div class="container-overview">
    
        
    <h4 class="name" id="Metadata"><span class="type-signature"></span>new Metadata<span class="signature">()</span><span class="type-signature"></span></h4>

    
<div class="description">
    <p>Class for storing metadata. Keys are normalized to lowercase ASCII.</p>
</div>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="src_metadata.js.html">src/metadata.js</a>, <a href="src_metadata.js.html#line50">line 50</a>
    </li></ul></dd>
    

</dl>


    <h5>Example</h5>
    
    <pre class="prettyprint"><code>var metadata = new metadata_module.Metadata();
metadata.set('key1', 'value1');
metadata.add('key1', 'value2');
metadata.get('key1') // returns ['value1', 'value2']</code></pre>


    </div>

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

        
    <h4 class="name" id="add"><span class="type-signature"></span>add<span class="signature">(key, value)</span><span class="type-signature"></span></h4>

    
<div class="description">
    <p>Adds the given value for the given key. Normalizes the key.</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>key</code></td>
            

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


            </td>

            
            <td class="description last"><p>The key to add to.</p></td>
        </tr>

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

            <td class="type">
            
                
<span class="param-type">String</span>
|

<span class="param-type">Buffer</span>


            </td>

            
            <td class="description last"><p>The value to add. Must be a buffer if and only
    if the normalized key ends with '-bin'</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_metadata.js.html">src/metadata.js</a>, <a href="src_metadata.js.html#line99">line 99</a>
    </li></ul></dd>
    

</dl>


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

    
<div class="description">
    <p>Clone the metadata object.</p>
</div>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="src_metadata.js.html">src/metadata.js</a>, <a href="src_metadata.js.html#line152">line 152</a>
    </li></ul></dd>
    

</dl>


<h5>Returns:</h5>

        
<div class="param-desc">
    <p>The new cloned object</p>
</div>


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


    </dd>
</dl>

    
    <h4 class="name" id="get"><span class="type-signature"></span>get<span class="signature">(key)</span><span class="type-signature"> &rarr; {Array.&lt;(String|Buffer)>}</span></h4>

    
<div class="description">
    <p>Gets a list of all values associated with the key. Normalizes the key.</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>key</code></td>
            

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


            </td>

            
            <td class="description last"><p>The key to get</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_metadata.js.html">src/metadata.js</a>, <a href="src_metadata.js.html#line124">line 124</a>
    </li></ul></dd>
    

</dl>


<h5>Returns:</h5>

        
<div class="param-desc">
    <p>The values associated with that key</p>
</div>


<dl>
    <dt>
        Type
    </dt>
    <dd>
        
<span class="param-type">Array.&lt;(String|Buffer)></span>


    </dd>
</dl>

    
    <h4 class="name" id="getMap"><span class="type-signature"></span>getMap<span class="signature">()</span><span class="type-signature"> &rarr; {Object.&lt;String, (String|Buffer)>}</span></h4>

    
<div class="description">
    <p>Get a map of each key to a single associated value. This reflects the most
common way that people will want to see metadata.</p>
</div>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="src_metadata.js.html">src/metadata.js</a>, <a href="src_metadata.js.html#line138">line 138</a>
    </li></ul></dd>
    

</dl>


<h5>Returns:</h5>

        
<div class="param-desc">
    <p>A key/value mapping of the metadata</p>
</div>


<dl>
    <dt>
        Type
    </dt>
    <dd>
        
<span class="param-type">Object.&lt;String, (String|Buffer)></span>


    </dd>
</dl>

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

    
<div class="description">
    <p>Remove the given key and any associated values. Normalizes the key.</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>key</code></td>
            

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


            </td>

            
            <td class="description last"><p>The key to remove</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_metadata.js.html">src/metadata.js</a>, <a href="src_metadata.js.html#line112">line 112</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="set"><span class="type-signature"></span>set<span class="signature">(key, value)</span><span class="type-signature"></span></h4>

    
<div class="description">
    <p>Sets the given value for the given key, replacing any other values associated
with that key. Normalizes the key.</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>key</code></td>
            

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


            </td>

            
            <td class="description last"><p>The key to set</p></td>
        </tr>

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

            <td class="type">
            
                
<span class="param-type">String</span>
|

<span class="param-type">Buffer</span>


            </td>

            
            <td class="description last"><p>The value to set. Must be a buffer if and only
    if the normalized key ends with '-bin'</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_metadata.js.html">src/metadata.js</a>, <a href="src_metadata.js.html#line87">line 87</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>
</nav>

<br class="clear">

<footer>
    Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.4.3</a> on Wed Jun 28 2017 09:44:06 GMT-0700 (PDT)
</footer>

<script> prettyPrint(); </script>
<script src="scripts/linenumber.js"> </script>
</body>
</html>