1<html> 2<head> 3<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 4<title>saved_handler::maybe_invoke</title> 5<link rel="stylesheet" href="../../../../../../../doc/src/boostbook.css" type="text/css"> 6<meta name="generator" content="DocBook XSL Stylesheets V1.79.1"> 7<link rel="home" href="../../../index.html" title="Chapter 1. Boost.Beast"> 8<link rel="up" href="../boost__beast__saved_handler.html" title="saved_handler"> 9<link rel="prev" href="invoke.html" title="saved_handler::invoke"> 10<link rel="next" href="../boost__beast__http__serializer.html" title="http::serializer"> 11</head> 12<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> 13<table cellpadding="2" width="100%"><tr> 14<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../../../boost.png"></td> 15<td align="center"><a href="../../../../../../../index.html">Home</a></td> 16<td align="center"><a href="../../../../../../../libs/libraries.htm">Libraries</a></td> 17<td align="center"><a href="http://www.boost.org/users/people.html">People</a></td> 18<td align="center"><a href="http://www.boost.org/users/faq.html">FAQ</a></td> 19<td align="center"><a href="../../../../../../../more/index.htm">More</a></td> 20</tr></table> 21<hr> 22<div class="spirit-nav"> 23<a accesskey="p" href="invoke.html"><img src="../../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../boost__beast__saved_handler.html"><img src="../../../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../../index.html"><img src="../../../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="../boost__beast__http__serializer.html"><img src="../../../../../../../doc/src/images/next.png" alt="Next"></a> 24</div> 25<div class="section"> 26<div class="titlepage"><div><div><h5 class="title"> 27<a name="beast.ref.boost__beast__saved_handler.maybe_invoke"></a><a class="link" href="maybe_invoke.html" title="saved_handler::maybe_invoke">saved_handler::maybe_invoke</a> 28</h5></div></div></div> 29<p> 30 <a class="indexterm" name="idm46057529091936"></a> 31 </p> 32<p> 33 Conditionally invoke the stored completion handler. 34 </p> 35<h6> 36<a name="beast.ref.boost__beast__saved_handler.maybe_invoke.h0"></a> 37 <span class="phrase"><a name="beast.ref.boost__beast__saved_handler.maybe_invoke.synopsis"></a></span><a class="link" href="maybe_invoke.html#beast.ref.boost__beast__saved_handler.maybe_invoke.synopsis">Synopsis</a> 38 </h6> 39<pre class="programlisting"><span class="keyword">bool</span> 40<span class="identifier">maybe_invoke</span><span class="special">();</span> 41</pre> 42<h6> 43<a name="beast.ref.boost__beast__saved_handler.maybe_invoke.h1"></a> 44 <span class="phrase"><a name="beast.ref.boost__beast__saved_handler.maybe_invoke.description"></a></span><a class="link" href="maybe_invoke.html#beast.ref.boost__beast__saved_handler.maybe_invoke.description">Description</a> 45 </h6> 46<p> 47 Invokes the stored completion handler if this-><a class="link" href="has_value.html" title="saved_handler::has_value"><code class="computeroutput"><span class="identifier">has_value</span><span class="special">()</span></code></a> 48 == true, otherwise does nothing. Any dynamic memory used is deallocated 49 before the stored completion handler is invoked. The executor work guard 50 is also reset before the invocation. 51 </p> 52<h6> 53<a name="beast.ref.boost__beast__saved_handler.maybe_invoke.h2"></a> 54 <span class="phrase"><a name="beast.ref.boost__beast__saved_handler.maybe_invoke.return_value"></a></span><a class="link" href="maybe_invoke.html#beast.ref.boost__beast__saved_handler.maybe_invoke.return_value">Return 55 Value</a> 56 </h6> 57<p> 58 <code class="computeroutput"><span class="keyword">true</span></code> if the invocation took 59 place. 60 </p> 61</div> 62<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> 63<td align="left"></td> 64<td align="right"><div class="copyright-footer">Copyright © 2016-2019 Vinnie 65 Falco<p> 66 Distributed under the Boost Software License, Version 1.0. (See accompanying 67 file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>) 68 </p> 69</div></td> 70</tr></table> 71<hr> 72<div class="spirit-nav"> 73<a accesskey="p" href="invoke.html"><img src="../../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../boost__beast__saved_handler.html"><img src="../../../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../../index.html"><img src="../../../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="../boost__beast__http__serializer.html"><img src="../../../../../../../doc/src/images/next.png" alt="Next"></a> 74</div> 75</body> 76</html> 77
