<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html> <html lang="en"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <!-- qabstractnetworkcache.cpp --> <title>QNetworkCacheMetaData Class | Qt Network 5.12.6</title> <link rel="stylesheet" type="text/css" href="style/offline-simple.css" /> <script type="text/javascript"> document.getElementsByTagName("link").item(0).setAttribute("href", "style/offline.css"); // loading style sheet breaks anchors that were jumped to before // so force jumping to anchor again setTimeout(function() { var anchor = location.hash; // need to jump to different anchor first (e.g. none) location.hash = "#"; setTimeout(function() { location.hash = anchor; }, 0); }, 0); </script> </head> <body> <div class="header" id="qtdocheader"> <div class="main"> <div class="main-rounded"> <div class="navigationbar"> <table><tr> <td >Qt 5.12</td><td ><a href="qtnetwork-index.html">Qt Network</a></td><td ><a href="qtnetwork-module.html">C++ Classes</a></td><td >QNetworkCacheMetaData</td></tr></table><table class="buildversion"><tr> <td id="buildversion" width="100%" align="right"><a href="qtnetwork-index.html">Qt 5.12.6 Reference Documentation</a></td> </tr></table> </div> </div> <div class="content"> <div class="line"> <div class="content mainContent"> <div class="sidebar"> <div class="toc"> <h3><a name="toc">Contents</a></h3> <ul> <li class="level1"><a href="#public-types">Public Types</a></li> <li class="level1"><a href="#public-functions">Public Functions</a></li> <li class="level1"><a href="#related-non-members">Related Non-Members</a></li> <li class="level1"><a href="#details">Detailed Description</a></li> </ul> </div> <div class="sidebar-content" id="sidebar-content"></div></div> <h1 class="title">QNetworkCacheMetaData Class</h1> <!-- $$$QNetworkCacheMetaData-brief --> <p>The <a href="qnetworkcachemetadata.html">QNetworkCacheMetaData</a> class provides cache information. <a href="#details">More...</a></p> <!-- @@@QNetworkCacheMetaData --> <div class="table"><table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> Header:</td><td class="memItemRight bottomAlign"> <span class="preprocessor">#include <QNetworkCacheMetaData></span> </td></tr><tr><td class="memItemLeft rightAlign topAlign"> qmake:</td><td class="memItemRight bottomAlign"> QT += network</td></tr><tr><td class="memItemLeft rightAlign topAlign"> Since:</td><td class="memItemRight bottomAlign"> Qt 4.5</td></tr></table></div><ul> <li><a href="qnetworkcachemetadata-members.html">List of all members, including inherited members</a></li> </ul> <a name="public-types"></a> <h2 id="public-types">Public Types</h2> <div class="table"><table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> typedef </td><td class="memItemRight bottomAlign"><b><a href="qnetworkcachemetadata.html#AttributesMap-typedef">AttributesMap</a></b></td></tr> <tr><td class="memItemLeft rightAlign topAlign"> typedef </td><td class="memItemRight bottomAlign"><b><a href="qnetworkcachemetadata.html#RawHeader-typedef">RawHeader</a></b></td></tr> <tr><td class="memItemLeft rightAlign topAlign"> typedef </td><td class="memItemRight bottomAlign"><b><a href="qnetworkcachemetadata.html#RawHeaderList-typedef">RawHeaderList</a></b></td></tr> </table></div> <a name="public-functions"></a> <h2 id="public-functions">Public Functions</h2> <div class="table"><table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qnetworkcachemetadata.html#QNetworkCacheMetaData">QNetworkCacheMetaData</a></b>()</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qnetworkcachemetadata.html#QNetworkCacheMetaData-1">QNetworkCacheMetaData</a></b>(const QNetworkCacheMetaData &<i>other</i>)</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qnetworkcachemetadata.html#dtor.QNetworkCacheMetaData">~QNetworkCacheMetaData</a></b>()</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QNetworkCacheMetaData::AttributesMap </td><td class="memItemRight bottomAlign"><b><a href="qnetworkcachemetadata.html#attributes">attributes</a></b>() const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QDateTime </td><td class="memItemRight bottomAlign"><b><a href="qnetworkcachemetadata.html#expirationDate">expirationDate</a></b>() const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="qnetworkcachemetadata.html#isValid">isValid</a></b>() const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QDateTime </td><td class="memItemRight bottomAlign"><b><a href="qnetworkcachemetadata.html#lastModified">lastModified</a></b>() const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QNetworkCacheMetaData::RawHeaderList </td><td class="memItemRight bottomAlign"><b><a href="qnetworkcachemetadata.html#rawHeaders">rawHeaders</a></b>() const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="qnetworkcachemetadata.html#saveToDisk">saveToDisk</a></b>() const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qnetworkcachemetadata.html#setAttributes">setAttributes</a></b>(const QNetworkCacheMetaData::AttributesMap &<i>attributes</i>)</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qnetworkcachemetadata.html#setExpirationDate">setExpirationDate</a></b>(const QDateTime &<i>dateTime</i>)</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qnetworkcachemetadata.html#setLastModified">setLastModified</a></b>(const QDateTime &<i>dateTime</i>)</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qnetworkcachemetadata.html#setRawHeaders">setRawHeaders</a></b>(const QNetworkCacheMetaData::RawHeaderList &<i>list</i>)</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qnetworkcachemetadata.html#setSaveToDisk">setSaveToDisk</a></b>(bool <i>allow</i>)</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qnetworkcachemetadata.html#setUrl">setUrl</a></b>(const QUrl &<i>url</i>)</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qnetworkcachemetadata.html#swap">swap</a></b>(QNetworkCacheMetaData &<i>other</i>)</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QUrl </td><td class="memItemRight bottomAlign"><b><a href="qnetworkcachemetadata.html#url">url</a></b>() const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="qnetworkcachemetadata.html#operator-not-eq">operator!=</a></b>(const QNetworkCacheMetaData &<i>other</i>) const</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QNetworkCacheMetaData &</td><td class="memItemRight bottomAlign"><b><a href="qnetworkcachemetadata.html#operator-eq">operator=</a></b>(QNetworkCacheMetaData &&<i>other</i>)</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QNetworkCacheMetaData &</td><td class="memItemRight bottomAlign"><b><a href="qnetworkcachemetadata.html#operator-eq-1">operator=</a></b>(const QNetworkCacheMetaData &<i>other</i>)</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="qnetworkcachemetadata.html#operator-eq-eq">operator==</a></b>(const QNetworkCacheMetaData &<i>other</i>) const</td></tr> </table></div> <a name="related-non-members"></a> <h2 id="related-non-members">Related Non-Members</h2> <div class="table"><table class="alignedsummary"> <tr><td class="memItemLeft rightAlign topAlign"> QDataStream &</td><td class="memItemRight bottomAlign"><b><a href="qnetworkcachemetadata.html#operator-lt-lt">operator<<</a></b>(QDataStream &<i>out</i>, const QNetworkCacheMetaData &<i>metaData</i>)</td></tr> <tr><td class="memItemLeft rightAlign topAlign"> QDataStream &</td><td class="memItemRight bottomAlign"><b><a href="qnetworkcachemetadata.html#operator-gt-gt">operator>></a></b>(QDataStream &<i>in</i>, QNetworkCacheMetaData &<i>metaData</i>)</td></tr> </table></div> <a name="details"></a> <!-- $$$QNetworkCacheMetaData-description --> <div class="descr"> <h2 id="details">Detailed Description</h2> <p>The <a href="qnetworkcachemetadata.html">QNetworkCacheMetaData</a> class provides cache information.</p> <p><a href="qnetworkcachemetadata.html">QNetworkCacheMetaData</a> provides information about a cache file including the url, when it was last modified, when the cache file was created, headers for file and if the file should be saved onto a disk.</p> </div> <p><b>See also </b><a href="qabstractnetworkcache.html">QAbstractNetworkCache</a>.</p> <!-- @@@QNetworkCacheMetaData --> <div class="types"> <h2>Member Type Documentation</h2> <!-- $$$AttributesMap --> <h3 class="fn" id="AttributesMap-typedef"><a name="AttributesMap-typedef"></a>typedef QNetworkCacheMetaData::<span class="name">AttributesMap</span></h3> <p>Synonym for <a href="../qtcore/qhash.html#qhash">QHash</a><<a href="qnetworkrequest.html#Attribute-enum">QNetworkRequest::Attribute</a>, <a href="../qtcore/qvariant.html">QVariant</a>></p> <!-- @@@AttributesMap --> <!-- $$$RawHeader --> <h3 class="fn" id="RawHeader-typedef"><a name="RawHeader-typedef"></a>typedef QNetworkCacheMetaData::<span class="name">RawHeader</span></h3> <p>Synonym for <a href="../qtcore/qpair.html">QPair</a><<a href="../qtcore/qbytearray.html">QByteArray</a>, <a href="../qtcore/qbytearray.html">QByteArray</a>></p> <!-- @@@RawHeader --> <!-- $$$RawHeaderList --> <h3 class="fn" id="RawHeaderList-typedef"><a name="RawHeaderList-typedef"></a>typedef QNetworkCacheMetaData::<span class="name">RawHeaderList</span></h3> <p>Synonym for <a href="../qtcore/qlist.html">QList</a><<a href="qnetworkcachemetadata.html#RawHeader-typedef">RawHeader</a>></p> <!-- @@@RawHeaderList --> </div> <div class="func"> <h2>Member Function Documentation</h2> <!-- $$$QNetworkCacheMetaData[overload1]$$$QNetworkCacheMetaData --> <h3 class="fn" id="QNetworkCacheMetaData"><a name="QNetworkCacheMetaData"></a>QNetworkCacheMetaData::<span class="name">QNetworkCacheMetaData</span>()</h3> <p>Constructs an invalid network cache meta data.</p> <p><b>See also </b><a href="qnetworkcachemetadata.html#isValid">isValid</a>().</p> <!-- @@@QNetworkCacheMetaData --> <!-- $$$QNetworkCacheMetaData$$$QNetworkCacheMetaDataconstQNetworkCacheMetaData& --> <h3 class="fn" id="QNetworkCacheMetaData-1"><a name="QNetworkCacheMetaData-1"></a>QNetworkCacheMetaData::<span class="name">QNetworkCacheMetaData</span>(const <span class="type"><a href="qnetworkcachemetadata.html#QNetworkCacheMetaData">QNetworkCacheMetaData</a></span> &<i>other</i>)</h3> <p>Constructs a copy of the <i>other</i> <a href="qnetworkcachemetadata.html">QNetworkCacheMetaData</a>.</p> <!-- @@@QNetworkCacheMetaData --> <!-- $$$~QNetworkCacheMetaData[overload1]$$$~QNetworkCacheMetaData --> <h3 class="fn" id="dtor.QNetworkCacheMetaData"><a name="dtor.QNetworkCacheMetaData"></a>QNetworkCacheMetaData::<span class="name">~QNetworkCacheMetaData</span>()</h3> <p>Destroys the network cache meta data.</p> <!-- @@@~QNetworkCacheMetaData --> <!-- $$$attributes[overload1]$$$attributes --> <h3 class="fn" id="attributes"><a name="attributes"></a><span class="type"><a href="qnetworkcachemetadata.html#AttributesMap-typedef">QNetworkCacheMetaData::AttributesMap</a></span> QNetworkCacheMetaData::<span class="name">attributes</span>() const</h3> <p>Returns all the attributes stored with this cache item.</p> <p>This function was introduced in Qt 4.6.</p> <p><b>See also </b><a href="qnetworkcachemetadata.html#setAttributes">setAttributes</a>() and <a href="qnetworkrequest.html#Attribute-enum">QNetworkRequest::Attribute</a>.</p> <!-- @@@attributes --> <!-- $$$expirationDate[overload1]$$$expirationDate --> <h3 class="fn" id="expirationDate"><a name="expirationDate"></a><span class="type"><a href="../qtcore/qdatetime.html">QDateTime</a></span> QNetworkCacheMetaData::<span class="name">expirationDate</span>() const</h3> <p>Returns the date and time when the meta data expires.</p> <p><b>See also </b><a href="qnetworkcachemetadata.html#setExpirationDate">setExpirationDate</a>().</p> <!-- @@@expirationDate --> <!-- $$$isValid[overload1]$$$isValid --> <h3 class="fn" id="isValid"><a name="isValid"></a><span class="type">bool</span> QNetworkCacheMetaData::<span class="name">isValid</span>() const</h3> <p>Returns <code>true</code> if this network cache meta data has attributes that have been set otherwise false.</p> <!-- @@@isValid --> <!-- $$$lastModified[overload1]$$$lastModified --> <h3 class="fn" id="lastModified"><a name="lastModified"></a><span class="type"><a href="../qtcore/qdatetime.html">QDateTime</a></span> QNetworkCacheMetaData::<span class="name">lastModified</span>() const</h3> <p>Returns the date and time when the meta data was last modified.</p> <p><b>See also </b><a href="qnetworkcachemetadata.html#setLastModified">setLastModified</a>().</p> <!-- @@@lastModified --> <!-- $$$rawHeaders[overload1]$$$rawHeaders --> <h3 class="fn" id="rawHeaders"><a name="rawHeaders"></a><span class="type"><a href="qnetworkcachemetadata.html#RawHeaderList-typedef">QNetworkCacheMetaData::RawHeaderList</a></span> QNetworkCacheMetaData::<span class="name">rawHeaders</span>() const</h3> <p>Returns a list of all raw headers that are set in this meta data. The list is in the same order that the headers were set.</p> <p><b>See also </b><a href="qnetworkcachemetadata.html#setRawHeaders">setRawHeaders</a>().</p> <!-- @@@rawHeaders --> <!-- $$$saveToDisk[overload1]$$$saveToDisk --> <h3 class="fn" id="saveToDisk"><a name="saveToDisk"></a><span class="type">bool</span> QNetworkCacheMetaData::<span class="name">saveToDisk</span>() const</h3> <p>Returns is this cache should be allowed to be stored on disk.</p> <p>Some cache implementations can keep these cache items in memory for performance reasons, but for security reasons they should not be written to disk.</p> <p>Specifically with http, documents with Cache-control set to no-store or any https document that doesn't have "Cache-control: public" set will set the saveToDisk to false.</p> <p><b>See also </b><a href="qnetworkcachemetadata.html#setSaveToDisk">setSaveToDisk</a>().</p> <!-- @@@saveToDisk --> <!-- $$$setAttributes[overload1]$$$setAttributesconstQNetworkCacheMetaData::AttributesMap& --> <h3 class="fn" id="setAttributes"><a name="setAttributes"></a><span class="type">void</span> QNetworkCacheMetaData::<span class="name">setAttributes</span>(const <span class="type"><a href="qnetworkcachemetadata.html#AttributesMap-typedef">QNetworkCacheMetaData::AttributesMap</a></span> &<i>attributes</i>)</h3> <p>Sets all attributes of this cache item to be the map <i>attributes</i>.</p> <p>This function was introduced in Qt 4.6.</p> <p><b>See also </b><a href="qnetworkcachemetadata.html#attributes">attributes</a>() and <a href="qnetworkrequest.html#setAttribute">QNetworkRequest::setAttribute</a>().</p> <!-- @@@setAttributes --> <!-- $$$setExpirationDate[overload1]$$$setExpirationDateconstQDateTime& --> <h3 class="fn" id="setExpirationDate"><a name="setExpirationDate"></a><span class="type">void</span> QNetworkCacheMetaData::<span class="name">setExpirationDate</span>(const <span class="type"><a href="../qtcore/qdatetime.html">QDateTime</a></span> &<i>dateTime</i>)</h3> <p>Sets the date and time when the meta data expires to <i>dateTime</i>.</p> <p><b>See also </b><a href="qnetworkcachemetadata.html#expirationDate">expirationDate</a>().</p> <!-- @@@setExpirationDate --> <!-- $$$setLastModified[overload1]$$$setLastModifiedconstQDateTime& --> <h3 class="fn" id="setLastModified"><a name="setLastModified"></a><span class="type">void</span> QNetworkCacheMetaData::<span class="name">setLastModified</span>(const <span class="type"><a href="../qtcore/qdatetime.html">QDateTime</a></span> &<i>dateTime</i>)</h3> <p>Sets the date and time when the meta data was last modified to <i>dateTime</i>.</p> <p><b>See also </b><a href="qnetworkcachemetadata.html#lastModified">lastModified</a>().</p> <!-- @@@setLastModified --> <!-- $$$setRawHeaders[overload1]$$$setRawHeadersconstQNetworkCacheMetaData::RawHeaderList& --> <h3 class="fn" id="setRawHeaders"><a name="setRawHeaders"></a><span class="type">void</span> QNetworkCacheMetaData::<span class="name">setRawHeaders</span>(const <span class="type"><a href="qnetworkcachemetadata.html#RawHeaderList-typedef">QNetworkCacheMetaData::RawHeaderList</a></span> &<i>list</i>)</h3> <p>Sets the raw headers to <i>list</i>.</p> <p><b>See also </b><a href="qnetworkcachemetadata.html#rawHeaders">rawHeaders</a>().</p> <!-- @@@setRawHeaders --> <!-- $$$setSaveToDisk[overload1]$$$setSaveToDiskbool --> <h3 class="fn" id="setSaveToDisk"><a name="setSaveToDisk"></a><span class="type">void</span> QNetworkCacheMetaData::<span class="name">setSaveToDisk</span>(<span class="type">bool</span> <i>allow</i>)</h3> <p>Sets whether this network cache meta data and associated content should be allowed to be stored on disk to <i>allow</i>.</p> <p><b>See also </b><a href="qnetworkcachemetadata.html#saveToDisk">saveToDisk</a>().</p> <!-- @@@setSaveToDisk --> <!-- $$$setUrl[overload1]$$$setUrlconstQUrl& --> <h3 class="fn" id="setUrl"><a name="setUrl"></a><span class="type">void</span> QNetworkCacheMetaData::<span class="name">setUrl</span>(const <span class="type"><a href="../qtcore/qurl.html">QUrl</a></span> &<i>url</i>)</h3> <p>Sets the URL this network cache meta data to be <i>url</i>.</p> <p>The password and fragment are removed from the url.</p> <p><b>See also </b><a href="qnetworkcachemetadata.html#url">url</a>().</p> <!-- @@@setUrl --> <!-- $$$swap[overload1]$$$swapQNetworkCacheMetaData& --> <h3 class="fn" id="swap"><a name="swap"></a><span class="type">void</span> QNetworkCacheMetaData::<span class="name">swap</span>(<span class="type"><a href="qnetworkcachemetadata.html#QNetworkCacheMetaData">QNetworkCacheMetaData</a></span> &<i>other</i>)</h3> <p>Swaps this metadata instance with <i>other</i>. This function is very fast and never fails.</p> <p>This function was introduced in Qt 5.0.</p> <!-- @@@swap --> <!-- $$$url[overload1]$$$url --> <h3 class="fn" id="url"><a name="url"></a><span class="type"><a href="../qtcore/qurl.html">QUrl</a></span> QNetworkCacheMetaData::<span class="name">url</span>() const</h3> <p>Returns the URL this network cache meta data is referring to.</p> <p><b>See also </b><a href="qnetworkcachemetadata.html#setUrl">setUrl</a>().</p> <!-- @@@url --> <!-- $$$operator!=[overload1]$$$operator!=constQNetworkCacheMetaData& --> <h3 class="fn" id="operator-not-eq"><a name="operator-not-eq"></a><span class="type">bool</span> QNetworkCacheMetaData::<span class="name">operator!=</span>(const <span class="type"><a href="qnetworkcachemetadata.html#QNetworkCacheMetaData">QNetworkCacheMetaData</a></span> &<i>other</i>) const</h3> <p>Returns <code>true</code> if this meta data is not equal to the <i>other</i> meta data; otherwise returns <code>false</code>.</p> <p><b>See also </b><a href="qnetworkcachemetadata.html#operator-eq-eq">operator==</a>().</p> <!-- @@@operator!= --> <!-- $$$operator=[overload1]$$$operator=QNetworkCacheMetaData&& --> <h3 class="fn" id="operator-eq"><a name="operator-eq"></a><span class="type"><a href="qnetworkcachemetadata.html#QNetworkCacheMetaData">QNetworkCacheMetaData</a></span> &QNetworkCacheMetaData::<span class="name">operator=</span>(<span class="type"><a href="qnetworkcachemetadata.html#QNetworkCacheMetaData">QNetworkCacheMetaData</a></span> &&<i>other</i>)</h3> <p>Move-assignment operator.</p><!-- @@@operator= --> <!-- $$$operator=$$$operator=constQNetworkCacheMetaData& --> <h3 class="fn" id="operator-eq-1"><a name="operator-eq-1"></a><span class="type"><a href="qnetworkcachemetadata.html#QNetworkCacheMetaData">QNetworkCacheMetaData</a></span> &QNetworkCacheMetaData::<span class="name">operator=</span>(const <span class="type"><a href="qnetworkcachemetadata.html#QNetworkCacheMetaData">QNetworkCacheMetaData</a></span> &<i>other</i>)</h3> <p>Makes a copy of the <i>other</i> <a href="qnetworkcachemetadata.html">QNetworkCacheMetaData</a> and returns a reference to the copy.</p> <!-- @@@operator= --> <!-- $$$operator==[overload1]$$$operator==constQNetworkCacheMetaData& --> <h3 class="fn" id="operator-eq-eq"><a name="operator-eq-eq"></a><span class="type">bool</span> QNetworkCacheMetaData::<span class="name">operator==</span>(const <span class="type"><a href="qnetworkcachemetadata.html#QNetworkCacheMetaData">QNetworkCacheMetaData</a></span> &<i>other</i>) const</h3> <p>Returns <code>true</code> if this meta data is equal to the <i>other</i> meta data; otherwise returns <code>false</code>.</p> <p><b>See also </b><a href="qnetworkcachemetadata.html#operator-not-eq">operator!=</a>().</p> <!-- @@@operator== --> </div> <div class="relnonmem"> <h2>Related Non-Members</h2> <!-- $$$operator<<[overload1]$$$operator<<QDataStream&constQNetworkCacheMetaData& --> <h3 class="fn" id="operator-lt-lt"><a name="operator-lt-lt"></a><span class="type"><a href="../qtcore/qdatastream.html">QDataStream</a></span> &<span class="name">operator<<</span>(<span class="type"><a href="../qtcore/qdatastream.html">QDataStream</a></span> &<i>out</i>, const <span class="type"><a href="qnetworkcachemetadata.html#QNetworkCacheMetaData">QNetworkCacheMetaData</a></span> &<i>metaData</i>)</h3> <p>Writes <i>metaData</i> to the <i>out</i> stream.</p> <p>This function was introduced in Qt 4.5.</p> <p><b>See also </b><a href="../qtcore/datastreamformat.html">Serializing Qt Data Types</a>.</p> <!-- @@@operator<< --> <!-- $$$operator>>[overload1]$$$operator>>QDataStream&QNetworkCacheMetaData& --> <h3 class="fn" id="operator-gt-gt"><a name="operator-gt-gt"></a><span class="type"><a href="../qtcore/qdatastream.html">QDataStream</a></span> &<span class="name">operator>></span>(<span class="type"><a href="../qtcore/qdatastream.html">QDataStream</a></span> &<i>in</i>, <span class="type"><a href="qnetworkcachemetadata.html#QNetworkCacheMetaData">QNetworkCacheMetaData</a></span> &<i>metaData</i>)</h3> <p>Reads a <a href="qnetworkcachemetadata.html">QNetworkCacheMetaData</a> from the stream <i>in</i> into <i>metaData</i>.</p> <p>This function was introduced in Qt 4.5.</p> <p><b>See also </b><a href="../qtcore/datastreamformat.html">Serializing Qt Data Types</a>.</p> <!-- @@@operator>> --> </div> </div> </div> </div> </div> </div> <div class="footer"> <p> <acronym title="Copyright">©</acronym> 2019 The Qt Company Ltd. Documentation contributions included herein are the copyrights of their respective owners.<br/> The documentation provided herein is licensed under the terms of the <a href="http://www.gnu.org/licenses/fdl.html">GNU Free Documentation License version 1.3</a> as published by the Free Software Foundation.<br/> Qt and respective logos are trademarks of The Qt Company Ltd. in Finland and/or other countries worldwide. All other trademarks are property of their respective owners. </p> </div> </body> </html>