1<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> 2<html> 3<head> 4<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 5<title>Class template basic_ovectorstream</title> 6<link rel="stylesheet" href="../../../../doc/src/boostbook.css" type="text/css"> 7<meta name="generator" content="DocBook XSL Stylesheets V1.79.1"> 8<link rel="home" href="../../index.html" title="The Boost C++ Libraries BoostBook Documentation Subset"> 9<link rel="up" href="../../interprocess/indexes_reference.html#header.boost.interprocess.streams.vectorstream_hpp" title="Header <boost/interprocess/streams/vectorstream.hpp>"> 10<link rel="prev" href="basic_ivectorstream.html" title="Class template basic_ivectorstream"> 11<link rel="next" href="basic_vectorbuf.html" title="Class template basic_vectorbuf"> 12</head> 13<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> 14<table cellpadding="2" width="100%"><tr> 15<td 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src="../../../../doc/src/images/next.png" alt="Next"></a> 25</div> 26<div class="refentry"> 27<a name="boost.interprocess.basic_ovectorstream"></a><div class="titlepage"></div> 28<div class="refnamediv"> 29<h2><span class="refentrytitle">Class template basic_ovectorstream</span></h2> 30<p>boost::interprocess::basic_ovectorstream</p> 31</div> 32<h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2> 33<div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: <<a class="link" href="../../interprocess/indexes_reference.html#header.boost.interprocess.streams.vectorstream_hpp" title="Header <boost/interprocess/streams/vectorstream.hpp>">boost/interprocess/streams/vectorstream.hpp</a>> 34 35</span><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> CharVector<span class="special">,</span> <span class="keyword">typename</span> CharTraits<span class="special">></span> 36<span class="keyword">class</span> <a class="link" href="basic_ovectorstream.html" title="Class template basic_ovectorstream">basic_ovectorstream</a> <span class="special">:</span> 37 <span class="keyword">public</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_ostream</span><span class="special"><</span> <span class="identifier">CharVector</span><span class="special">::</span><span class="identifier">value_type</span><span class="special">,</span> <span class="identifier">CharTraits</span> <span class="special">></span> 38<span class="special">{</span> 39<span class="keyword">public</span><span class="special">:</span> 40 <span class="comment">// types</span> 41 <span class="keyword">typedef</span> <span class="identifier">CharVector</span> <a name="boost.interprocess.basic_ovectorstream.vector_type"></a><span class="identifier">vector_type</span><span class="special">;</span> 42 <span class="keyword">typedef</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_ios</span><span class="special"><</span> <span class="keyword">typename</span> <span class="identifier">CharVector</span><span class="special">::</span><span class="identifier">value_type</span><span class="special">,</span> <span class="identifier">CharTraits</span> <span class="special">></span><span class="special">::</span><span class="identifier">char_type</span> <a name="boost.interprocess.basic_ovectorstream.char_type"></a><span class="identifier">char_type</span><span class="special">;</span> 43 <span class="keyword">typedef</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_ios</span><span class="special"><</span> <span class="identifier">char_type</span><span class="special">,</span> <span class="identifier">CharTraits</span> <span class="special">></span><span class="special">::</span><span class="identifier">int_type</span> <a name="boost.interprocess.basic_ovectorstream.int_type"></a><span class="identifier">int_type</span><span class="special">;</span> 44 <span class="keyword">typedef</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_ios</span><span class="special"><</span> <span class="identifier">char_type</span><span class="special">,</span> <span class="identifier">CharTraits</span> <span class="special">></span><span class="special">::</span><span class="identifier">pos_type</span> <a name="boost.interprocess.basic_ovectorstream.pos_type"></a><span class="identifier">pos_type</span><span class="special">;</span> 45 <span class="keyword">typedef</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_ios</span><span class="special"><</span> <span class="identifier">char_type</span><span class="special">,</span> <span class="identifier">CharTraits</span> <span class="special">></span><span class="special">::</span><span class="identifier">off_type</span> <a name="boost.interprocess.basic_ovectorstream.off_type"></a><span class="identifier">off_type</span><span class="special">;</span> 46 <span class="keyword">typedef</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_ios</span><span class="special"><</span> <span class="identifier">char_type</span><span class="special">,</span> <span class="identifier">CharTraits</span> <span class="special">></span><span class="special">::</span><span class="identifier">traits_type</span> <a name="boost.interprocess.basic_ovectorstream.traits_type"></a><span class="identifier">traits_type</span><span class="special">;</span> 47 48 <span class="comment">// <a class="link" href="basic_ovectorstream.html#boost.interprocess.basic_ovectorstreamconstruct-copy-destruct">construct/copy/destruct</a></span> 49 <a class="link" href="basic_ovectorstream.html#idm45304010526880-bb"><span class="identifier">basic_ovectorstream</span></a><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">ios_base</span><span class="special">::</span><span class="identifier">openmode</span> <span class="special">=</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">ios_base</span><span class="special">::</span><span class="identifier">out</span><span class="special">)</span><span class="special">;</span> 50 <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> VectorParameter<span class="special">></span> 51 <a class="link" href="basic_ovectorstream.html#idm45304010525152-bb"><span class="identifier">basic_ovectorstream</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">VectorParameter</span> <span class="special">&</span><span class="special">,</span> 52 <span class="identifier">std</span><span class="special">::</span><span class="identifier">ios_base</span><span class="special">::</span><span class="identifier">openmode</span> <span class="special">=</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">ios_base</span><span class="special">::</span><span class="identifier">out</span><span class="special">)</span><span class="special">;</span> 53 54 <span class="comment">// <a class="link" href="basic_ovectorstream.html#idm45304010535216-bb">public member functions</a></span> 55 <a class="link" href="basic_vectorbuf.html" title="Class template basic_vectorbuf">basic_vectorbuf</a><span class="special"><</span> <span class="identifier">CharVector</span><span class="special">,</span> <span class="identifier">CharTraits</span> <span class="special">></span> <span class="special">*</span> <a class="link" href="basic_ovectorstream.html#idm45304010534656-bb"><span class="identifier">rdbuf</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 56 <span class="keyword">void</span> <a class="link" href="basic_ovectorstream.html#idm45304010532784-bb"><span class="identifier">swap_vector</span></a><span class="special">(</span><span class="identifier">vector_type</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span> 57 <span class="keyword">const</span> <span class="identifier">vector_type</span> <span class="special">&</span> <a class="link" href="basic_ovectorstream.html#idm45304010530720-bb"><span class="identifier">vector</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 58 <span class="keyword">void</span> <a class="link" href="basic_ovectorstream.html#idm45304010529136-bb"><span class="identifier">reserve</span></a><span class="special">(</span><span class="keyword">typename</span> <span class="identifier">vector_type</span><span class="special">::</span><span class="identifier">size_type</span><span class="special">)</span><span class="special">;</span> 59<span class="special">}</span><span class="special">;</span></pre></div> 60<div class="refsect1"> 61<a name="id-1.3.19.17.3.56.5.4"></a><h2>Description</h2> 62<p>A basic_ostream class that holds a character vector specified by CharVector template parameter as its formatting buffer. The vector must have contiguous storage, like std::vector, boost::interprocess::vector or boost::interprocess::basic_string </p> 63<div class="refsect2"> 64<a name="id-1.3.19.17.3.56.5.4.3"></a><h3> 65<a name="boost.interprocess.basic_ovectorstreamconstruct-copy-destruct"></a><code class="computeroutput">basic_ovectorstream</code> 66 public 67 construct/copy/destruct</h3> 68<div class="orderedlist"><ol class="orderedlist" type="1"> 69<li class="listitem"> 70<pre class="literallayout"><a name="idm45304010526880-bb"></a><span class="identifier">basic_ovectorstream</span><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">ios_base</span><span class="special">::</span><span class="identifier">openmode</span> mode <span class="special">=</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">ios_base</span><span class="special">::</span><span class="identifier">out</span><span class="special">)</span><span class="special">;</span></pre> 71<p>Constructor. Throws if vector_type default constructor throws. </p> 72</li> 73<li class="listitem"> 74<pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> VectorParameter<span class="special">></span> 75 <a name="idm45304010525152-bb"></a><span class="identifier">basic_ovectorstream</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">VectorParameter</span> <span class="special">&</span> param<span class="special">,</span> 76 <span class="identifier">std</span><span class="special">::</span><span class="identifier">ios_base</span><span class="special">::</span><span class="identifier">openmode</span> mode <span class="special">=</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">ios_base</span><span class="special">::</span><span class="identifier">out</span><span class="special">)</span><span class="special">;</span></pre> 77<p>Constructor. Throws if vector_type(const VectorParameter &param) throws. </p> 78</li> 79</ol></div> 80</div> 81<div class="refsect2"> 82<a name="id-1.3.19.17.3.56.5.4.4"></a><h3> 83<a name="idm45304010535216-bb"></a><code class="computeroutput">basic_ovectorstream</code> public member functions</h3> 84<div class="orderedlist"><ol class="orderedlist" type="1"> 85<li class="listitem"> 86<pre class="literallayout"><a class="link" href="basic_vectorbuf.html" title="Class template basic_vectorbuf">basic_vectorbuf</a><span class="special"><</span> <span class="identifier">CharVector</span><span class="special">,</span> <span class="identifier">CharTraits</span> <span class="special">></span> <span class="special">*</span> <a name="idm45304010534656-bb"></a><span class="identifier">rdbuf</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre> 87<p>Returns the address of the stored stream buffer. </p> 88</li> 89<li class="listitem"> 90<pre class="literallayout"><span class="keyword">void</span> <a name="idm45304010532784-bb"></a><span class="identifier">swap_vector</span><span class="special">(</span><span class="identifier">vector_type</span> <span class="special">&</span> vect<span class="special">)</span><span class="special">;</span></pre> 91<p>Swaps the underlying vector with the passed vector. This function resets the write position in the stream. Does not throw. </p> 92</li> 93<li class="listitem"> 94<pre class="literallayout"><span class="keyword">const</span> <span class="identifier">vector_type</span> <span class="special">&</span> <a name="idm45304010530720-bb"></a><span class="identifier">vector</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre> 95<p>Returns a const reference to the internal vector. Does not throw. </p> 96</li> 97<li class="listitem"> 98<pre class="literallayout"><span class="keyword">void</span> <a name="idm45304010529136-bb"></a><span class="identifier">reserve</span><span class="special">(</span><span class="keyword">typename</span> <span class="identifier">vector_type</span><span class="special">::</span><span class="identifier">size_type</span> size<span class="special">)</span><span class="special">;</span></pre> 99<p>Calls reserve() method of the internal vector. Resets the stream to the first position. Throws if the internals vector's reserve throws. </p> 100</li> 101</ol></div> 102</div> 103</div> 104</div> 105<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> 106<td align="left"></td> 107<td align="right"><div class="copyright-footer">Copyright © 2005-2015 Ion Gaztanaga<p> 108 Distributed under the Boost Software License, Version 1.0. (See accompanying 109 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>) 110 </p> 111</div></td> 112</tr></table> 113<hr> 114<div class="spirit-nav"> 115<a accesskey="p" href="basic_ivectorstream.html"><img src="../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../../interprocess/indexes_reference.html#header.boost.interprocess.streams.vectorstream_hpp"><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="basic_vectorbuf.html"><img src="../../../../doc/src/images/next.png" alt="Next"></a> 116</div> 117</body> 118</html> 119
