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#include <QCoreApplication>
#include <QCborMap>
#include <QCborArray>
#include <QCborValue>
#include <QDebug>
#include <QBuffer>
#include <QUuid>
#include <QTimeZone>
class Source
{
public:
Source() {
QCborMap cborMap;
cborMap[QStringLiteral("name")] = "John Doe";
cborMap[QStringLiteral("address")] = "Some street\nCity\nCountry";
cborMap[QStringLiteral("year")] = 2024;
QCborValue age(30.57);
cborMap[QStringLiteral("age")] = age;
QCborValue notMarried(false);
cborMap[QStringLiteral("married")] = notMarried;
cborMap[QStringLiteral("undefined")] = QCborValue();
cborMap[QStringLiteral("null")] = QCborValue(nullptr);
QCborValue urlValue(QUrl("http://www.kde.org"));
cborMap[QStringLiteral("url")] = urlValue;
QUuid uuid("{67C8770B-44F1-410A-AB9A-F9B5446F13EE}");
QCborValue uuidValue(uuid);
cborMap[QStringLiteral("uuid")] = uuidValue;
cborMap[QStringLiteral("regexp")] = QCborValue(QRegularExpression(QStringLiteral("^kde$")));
cborMap[QStringLiteral("birth")] = QCborValue(QDateTime(QDate(2001, 5, 30), QTime(9, 31, 0), QTimeZone(3600)));
cborMap[QStringLiteral("bytes")] = QByteArray("ABC\xFF\x00\xFE", 6);
QCborValue otherSimpleType(QCborSimpleType(12));
cborMap[QStringLiteral("otherSimpleType")] = otherSimpleType;
QCborMap childMap;
childMap[QStringLiteral("company")] = "KDAB";
childMap[QStringLiteral("title")] = "Surface technician";
childMap[QStringLiteral("emptyObj")] = QCborMap();
childMap[QStringLiteral("emptyArray")] = QCborArray();
// The byte value 0x01 followed by 8 zero bytes represents the number 2^64 (example from Qt API docs)
QCborValue bigNum(QCborTag(QCborKnownTags::PositiveBignum), QByteArray("\x01\0\0\0\0\0\0\0\0", 9));
childMap[QStringLiteral("bigNum")] = bigNum;
QCborMap taggedMap;
taggedMap[QStringLiteral("planet")] = QString("earth");
QCborValue tagWithMap(QCborTag(42), taggedMap);
childMap[QStringLiteral("tagWithMap")] = tagWithMap;
cborMap[QStringLiteral("job")] = childMap;
QCborArray childrenArray;
childrenArray.append("Alice");
childrenArray.append("Mickaël");
cborMap[QStringLiteral("children")] = childrenArray;
m_document = cborMap;
}
Q_NEVER_INLINE QCborValue documentValue();
Q_NEVER_INLINE QCborMap mainMap();
Q_NEVER_INLINE QCborArray childrenArray();
private:
QCborValue m_document;
};
QCborValue Source::documentValue() { return m_document; }
QCborMap Source::mainMap() { return m_document.toMap(); }
QCborArray Source::childrenArray() { return m_document[QStringLiteral("children")].toArray(); }
int main(int argc, char *argv[])
{
QCoreApplication a(argc, argv);
QCborValue emptyValue;
Source source;
QCborValue cborValue = source.documentValue();
QCborMap cborMap = source.mainMap();
QByteArray cborData = cborValue.toCbor();
// Deserialize the CBOR data back into a QCborValue
QCborValue parsedValue = QCborValue::fromCbor(cborData);
// Clear the very long string after use to prevent overly wide Value column in
// KDevelop's Variables tool view, which moves the Type column far to the right.
cborData.clear();
if (parsedValue.isMap()) {
QCborMap parsedMap = parsedValue.toMap();
QString nameStr = QStringLiteral("name");
auto nameRef = parsedMap[nameStr];
QCborValue name = nameRef;
auto yearRef = parsedMap[QStringLiteral("year")];
QCborValue year = yearRef;
auto ageRef = parsedMap[QStringLiteral("age")];
QCborValue age = ageRef;
auto marriedRef = parsedMap[QStringLiteral("married")];
QCborValue married = marriedRef;
auto childrenValue = parsedMap[QStringLiteral("children")];
QCborArray parsedChildren = childrenValue.toArray();
auto bytesValueRef = parsedMap[QStringLiteral("bytes")];
QCborValue bytesValue = bytesValueRef;
auto childMap = parsedMap[QStringLiteral("job")].toMap();
auto bigNumValueRef = childMap[QStringLiteral("bigNum")];
QCborValue bigNumValue = bigNumValueRef;
for (const auto &child : parsedChildren) {
QString childName = child.toString();
}
} else {
qCritical() << "Failed to parse CBOR data.";
return 1;
}
return 0;
}
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