本文整理汇总了C++中qnetworkcachemetadata::RawHeaderList::constBegin方法的典型用法代码示例。如果您正苦于以下问题：C++ RawHeaderList::constBegin方法的具体用法？C++ RawHeaderList::constBegin怎么用？C++ RawHeaderList::constBegin使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类qnetworkcachemetadata::RawHeaderList的用法示例。
在下文中一共展示了RawHeaderList::constBegin方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: sendCacheContents
bool QNetworkAccessCacheBackend::sendCacheContents()
{
setCachingEnabled(false);
QAbstractNetworkCache *nc = networkCache();
if (!nc)
return false;
QNetworkCacheMetaData item = nc->metaData(url());
if (!item.isValid())
return false;
QNetworkCacheMetaData::AttributesMap attributes = item.attributes();
setAttribute(QNetworkRequest::HttpStatusCodeAttribute, attributes.value(QNetworkRequest::HttpStatusCodeAttribute));
setAttribute(QNetworkRequest::HttpReasonPhraseAttribute, attributes.value(QNetworkRequest::HttpReasonPhraseAttribute));
// set the raw headers
QNetworkCacheMetaData::RawHeaderList rawHeaders = item.rawHeaders();
QNetworkCacheMetaData::RawHeaderList::ConstIterator it = rawHeaders.constBegin(),
end = rawHeaders.constEnd();
for ( ; it != end; ++it) {
if (it->first.toLower() == "cache-control" &&
it->second.toLower().contains("must-revalidate")) {
return false;
}
setRawHeader(it->first, it->second);
}
// handle a possible redirect
QVariant redirectionTarget = attributes.value(QNetworkRequest::RedirectionTargetAttribute);
if (redirectionTarget.isValid()) {
setAttribute(QNetworkRequest::RedirectionTargetAttribute, redirectionTarget);
redirectionRequested(redirectionTarget.toUrl());
}
// signal we're open
metaDataChanged();
if (operation() == QNetworkAccessManager::GetOperation) {
QIODevice *contents = nc->data(url());
if (!contents)
return false;
contents->setParent(this);
writeDownstreamData(contents);
}
#if defined(QNETWORKACCESSCACHEBACKEND_DEBUG)
qDebug() << "Successfully sent cache:" << url();
#endif
return true;
}