1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104
|
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Class Poco::Net::MultipartReader</title>
<meta http-equiv="content-type" content="text/html; charset=utf-8"/>
<meta name="author" content="Applied Informatics Software Engineering GmbH and Contributors"/>
<meta name="publisher" content="Applied Informatics Software Engineering GmbH and Contributors"/>
<meta name="copyright" content="Copyright (c) 2009, Applied Informatics Software Engineering GmbH and Contributors"/>
<meta name="language" content="en"/>
<meta name="date" content="2009-11-24"/>
<meta name="generator" content="PocoDoc"/>
<link rel="stylesheet" href="css/styles.css" type="text/css"/>
</head>
<body bgcolor="#ffffff" leftmargin="0" topmargin="0">
<div class="header">
<h1 class="namespace"><a href="Poco.Net.html" class="namespace">Poco::Net</a></h1>
<h1 class="symbol">class MultipartReader</h1>
</div>
<div class="body">
<p>
<b>Library:</b> Net<br />
<b>Package:</b> Messages<br />
<b>Header:</b> Poco/Net/MultipartReader.h</p>
<h2>Description</h2>
<div class="description">
<p>This class is used to split a MIME multipart message into its single parts. </p>
<p>The format of multipart messages is described in section 5.1 of <a href="http://www.ietf.org/rfc/rfc2046.txt" target="_blank">RFC 2046</a>. </p>
<p>To split a multipart message into its parts, do the following: </p>
<ul>
<li>Create a <a href="Poco.Net.MultipartReader.html" title="class Poco::Net::MultipartReader">MultipartReader</a> object, passing it an input stream and optionally a boundary string. </li>
<li>while <a href="Poco.Net.MultipartReader.html#14007" title="Poco::Net::MultipartReader::hasNextPart()">hasNextPart</a>() returns true, call <a href="Poco.Net.MultipartReader.html#14005" title="Poco::Net::MultipartReader::nextPart()">nextPart</a>() and read the part from <a href="Poco.Net.MultipartReader.html#14008" title="Poco::Net::MultipartReader::stream()">stream</a>(). </li>
</ul>
<p>Always ensure that you read all data from the part stream, otherwise the <a href="Poco.Net.MultipartReader.html" title="class Poco::Net::MultipartReader">MultipartReader</a> will fail to find the next part. </p>
</div>
<h2>Member Summary</h2>
<p><b>Member Functions: </b><a href="Poco.Net.MultipartReader.html#14009" title="Poco::Net::MultipartReader::boundary()">boundary</a>, <a href="Poco.Net.MultipartReader.html#14010" title="Poco::Net::MultipartReader::findFirstBoundary()">findFirstBoundary</a>, <a href="Poco.Net.MultipartReader.html#14011" title="Poco::Net::MultipartReader::guessBoundary()">guessBoundary</a>, <a href="Poco.Net.MultipartReader.html#14007" title="Poco::Net::MultipartReader::hasNextPart()">hasNextPart</a>, <a href="Poco.Net.MultipartReader.html#14005" title="Poco::Net::MultipartReader::nextPart()">nextPart</a>, <a href="Poco.Net.MultipartReader.html#14012" title="Poco::Net::MultipartReader::parseHeader()">parseHeader</a>, <a href="Poco.Net.MultipartReader.html#14014" title="Poco::Net::MultipartReader::readLine()">readLine</a>, <a href="Poco.Net.MultipartReader.html#14008" title="Poco::Net::MultipartReader::stream()">stream</a></p>
<h2>Constructors</h2>
<h3><a name="13999">MultipartReader</a></h3>
<p class="decl">explicit <a href="Poco.Net.MultipartReader.html" title="class Poco::Net::MultipartReader">MultipartReader</a>(<br /> std::istream & istr<br />);</p>
<div class="description">
<p>Creates the <a href="Poco.Net.MultipartReader.html" title="class Poco::Net::MultipartReader">MultipartReader</a> and attaches it to the given input stream. </p>
<p>The boundary string is determined from the input stream. The message must not contain a preamble preceding the first encapsulation boundary. </p>
</div>
<h3><a name="14001">MultipartReader</a></h3>
<p class="decl"><a href="Poco.Net.MultipartReader.html" title="class Poco::Net::MultipartReader">MultipartReader</a>(<br /> std::istream & istr,<br /> const std::string & boundary<br />);</p>
<div class="description">
<p>Creates the <a href="Poco.Net.MultipartReader.html" title="class Poco::Net::MultipartReader">MultipartReader</a> and attaches it to the given input stream. The given boundary string is used to find message boundaries. </p>
</div>
<h2>Destructor</h2>
<h3><a name="14004">~MultipartReader</a></h3>
<p class="decl">~<a href="Poco.Net.MultipartReader.html" title="class Poco::Net::MultipartReader">MultipartReader</a>();</p>
<div class="description">
<p>Destroys the <a href="Poco.Net.MultipartReader.html" title="class Poco::Net::MultipartReader">MultipartReader</a>. </p>
</div>
<h2>Member Functions</h2>
<h3><a name="14009">boundary</a></h3>
<p class="decl">const std::string & boundary() const;</p>
<div class="description">
<p>Returns the multipart boundary used by this reader. </p>
</div>
<h3><a name="14007">hasNextPart</a></h3>
<p class="decl">bool hasNextPart();</p>
<div class="description">
<p>Returns true if and only if more parts are available. </p>
<p>Before the first call to <a href="Poco.Net.MultipartReader.html#14005" title="Poco::Net::MultipartReader::nextPart()">nextPart</a>(), returns always true. </p>
</div>
<h3><a name="14005">nextPart</a></h3>
<p class="decl">void nextPart(<br /> <a href="Poco.Net.MessageHeader.html" title="class Poco::Net::MessageHeader">MessageHeader</a> & messageHeader<br />);</p>
<div class="description">
<p>Moves to the next part in the message and stores the part's header fields in messageHeader. </p>
<p>Throws an <a href="Poco.Net.MultipartException.html" title="class Poco::Net::MultipartException">MultipartException</a> if there are no more parts available, or if no boundary line can be found in the input stream. </p>
</div>
<h3><a name="14008">stream</a></h3>
<p class="decl">std::istream & stream() const;</p>
<div class="description">
<p>Returns a reference to the reader's stream that can be used to read the current part. </p>
<p>The returned reference will be valid until <a href="Poco.Net.MultipartReader.html#14005" title="Poco::Net::MultipartReader::nextPart()">nextPart</a>() is called or the <a href="Poco.Net.MultipartReader.html" title="class Poco::Net::MultipartReader">MultipartReader</a> object is destroyed. </p>
</div>
<h3><a name="14010">findFirstBoundary</a> <img src="images/protected.gif" alt="protected" title="protected" style="vertical-align:baseline;" border="0" /> </h3>
<p class="decl">void findFirstBoundary();</p>
<div class="description">
<p></p>
</div>
<h3><a name="14011">guessBoundary</a> <img src="images/protected.gif" alt="protected" title="protected" style="vertical-align:baseline;" border="0" /> </h3>
<p class="decl">void guessBoundary();</p>
<div class="description">
<p></p>
</div>
<h3><a name="14012">parseHeader</a> <img src="images/protected.gif" alt="protected" title="protected" style="vertical-align:baseline;" border="0" /> </h3>
<p class="decl">void parseHeader(<br /> <a href="Poco.Net.MessageHeader.html" title="class Poco::Net::MessageHeader">MessageHeader</a> & messageHeader<br />);</p>
<div class="description">
<p></p>
</div>
<h3><a name="14014">readLine</a> <img src="images/protected.gif" alt="protected" title="protected" style="vertical-align:baseline;" border="0" /> </h3>
<p class="decl">bool readLine(<br /> std::string & line,<br /> std::string::size_type n<br />);</p>
<div class="description">
<p></p>
</div>
<p class="footer">POCO C++ Libraries 1.3.6-all<br />
Copyright © 2009, <a href="http://pocoproject.org/" target="_blank">Applied Informatics Software Engineering GmbH and Contributors</a></p>
</div>
</body>
</html>
|