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   &#160;<span id="projectnumber">1.36.1</span>
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<a href="#pub-methods">Instance Methods</a>  </div>
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<div class="title">&lt;GRPCAuthorizationProtocol&gt; Protocol Reference</div>  </div>
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<p>Implement this protocol to provide a token to gRPC when a call is initiated.  
 <a href="protocol_g_r_p_c_authorization_protocol-p.html#details">More...</a></p>

<p><code>#import &lt;<a class="el" href="_g_r_p_c_types_8h_source.html">GRPCTypes.h</a>&gt;</code></p>
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Instance Methods</h2></td></tr>
<tr class="memitem:af3cebbb00be8ff9792e42cd73500d2c3"><td class="memItemLeft" align="right" valign="top">(void)&#160;</td><td class="memItemRight" valign="bottom">- <a class="el" href="protocol_g_r_p_c_authorization_protocol-p.html#af3cebbb00be8ff9792e42cd73500d2c3">getTokenWithHandler:</a></td></tr>
<tr class="memdesc:af3cebbb00be8ff9792e42cd73500d2c3"><td class="mdescLeft">&#160;</td><td class="mdescRight">This method is called when gRPC is about to start the call.  <a href="protocol_g_r_p_c_authorization_protocol-p.html#af3cebbb00be8ff9792e42cd73500d2c3">More...</a><br /></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Implement this protocol to provide a token to gRPC when a call is initiated. </p>
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<a id="af3cebbb00be8ff9792e42cd73500d2c3"></a>
<h2 class="memtitle"><span class="permalink"><a href="#af3cebbb00be8ff9792e42cd73500d2c3">&#9670;&nbsp;</a></span>getTokenWithHandler:</h2>

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          <td class="memname">- (void) getTokenWithHandler: </td>
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          <td class="paramtype">(void(^)(NSString *_Nullable token))&#160;</td>
          <td class="paramname"><em>handler</em></td>
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<p>This method is called when gRPC is about to start the call. </p>
<p>When OAuth token is acquired, <em>handler</em> is expected to be called with <em>token</em> being the new token to be used for this call. </p>

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<hr/>The documentation for this protocol was generated from the following file:<ul>
<li>src/objective-c/GRPCClient/<a class="el" href="_g_r_p_c_types_8h_source.html">GRPCTypes.h</a></li>
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