1 /**************************************************************************** 2 ** 3 ** Copyright (C) 2019 The Qt Company Ltd. 4 ** Contact: https://www.qt.io/licensing/ 5 ** 6 ** This file is part of the QtCore module of the Qt Toolkit. 7 ** 8 ** $QT_BEGIN_LICENSE:LGPL$ 9 ** Commercial License Usage 10 ** Licensees holding valid commercial Qt licenses may use this file in 11 ** accordance with the commercial license agreement provided with the 12 ** Software or, alternatively, in accordance with the terms contained in 13 ** a written agreement between you and The Qt Company. For licensing terms 14 ** and conditions see https://www.qt.io/terms-conditions. For further 15 ** information use the contact form at https://www.qt.io/contact-us. 16 ** 17 ** GNU Lesser General Public License Usage 18 ** Alternatively, this file may be used under the terms of the GNU Lesser 19 ** General Public License version 3 as published by the Free Software 20 ** Foundation and appearing in the file LICENSE.LGPL3 included in the 21 ** packaging of this file. Please review the following information to 22 ** ensure the GNU Lesser General Public License version 3 requirements 23 ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. 24 ** 25 ** GNU General Public License Usage 26 ** Alternatively, this file may be used under the terms of the GNU 27 ** General Public License version 2.0 or (at your option) the GNU General 28 ** Public license version 3 or any later version approved by the KDE Free 29 ** Qt Foundation. The licenses are as published by the Free Software 30 ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 31 ** included in the packaging of this file. Please review the following 32 ** information to ensure the GNU General Public License requirements will 33 ** be met: https://www.gnu.org/licenses/gpl-2.0.html and 34 ** https://www.gnu.org/licenses/gpl-3.0.html. 35 ** 36 ** $QT_END_LICENSE$ 37 ** 38 ****************************************************************************/ 39 40 #ifndef QBINARYJSONVALUE_P_H 41 #define QBINARYJSONVALUE_P_H 42 43 // 44 // W A R N I N G 45 // ------------- 46 // 47 // This file is not part of the Qt API. It exists purely as an 48 // implementation detail. This header file may change from version to 49 // version without notice, or even be removed. 50 // 51 // We mean it. 52 // 53 54 #include <QtCore/qglobal.h> 55 #include <QtCore/qstring.h> 56 #include <QtCore/qjsonvalue.h> 57 58 QT_REQUIRE_CONFIG(binaryjson); 59 60 QT_BEGIN_NAMESPACE 61 62 class QBinaryJsonArray; 63 class QBinaryJsonObject; 64 65 namespace QBinaryJsonPrivate { 66 class ConstData; 67 class MutableData; 68 class Base; 69 class Value; 70 class Object; 71 class Array; 72 } 73 74 class Q_CORE_EXPORT QBinaryJsonValue 75 { Q_DISABLE_COPY(QBinaryJsonValue)76 Q_DISABLE_COPY(QBinaryJsonValue) 77 public: 78 explicit QBinaryJsonValue(QJsonValue::Type type) : ui(0), t(type) {} QBinaryJsonValue(bool b)79 explicit QBinaryJsonValue(bool b) : b(b), t(QJsonValue::Bool) {} QBinaryJsonValue(double n)80 explicit QBinaryJsonValue(double n) : dbl(n), t(QJsonValue::Double) {} 81 explicit QBinaryJsonValue(QString s); 82 QBinaryJsonValue(const QBinaryJsonArray &a); 83 QBinaryJsonValue(const QBinaryJsonObject &o); 84 85 ~QBinaryJsonValue(); 86 QBinaryJsonValue(QBinaryJsonValue && other)87 QBinaryJsonValue(QBinaryJsonValue &&other) noexcept 88 : ui(other.ui), 89 d(other.d), 90 t(other.t) 91 { 92 other.ui = 0; 93 other.d = nullptr; 94 other.t = QJsonValue::Null; 95 } 96 97 QBinaryJsonValue &operator =(QBinaryJsonValue &&other) noexcept 98 { 99 qSwap(ui, other.ui); 100 qSwap(d, other.d); 101 qSwap(t, other.t); 102 return *this; 103 } 104 105 static QBinaryJsonValue fromJsonValue(const QJsonValue &json); type()106 QJsonValue::Type type() const { return t; } toBool()107 bool toBool() const { return (t == QJsonValue::Bool) && b; } toDouble()108 double toDouble() const { return (t == QJsonValue::Double) ? dbl : 0; } 109 QString toString() const; 110 111 private: 112 friend class QBinaryJsonPrivate::Value; 113 friend class QBinaryJsonArray; 114 friend class QBinaryJsonObject; 115 116 QBinaryJsonValue(QBinaryJsonPrivate::MutableData *d, QBinaryJsonPrivate::Base *parent, 117 const QBinaryJsonPrivate::Value &v); 118 119 void detach(); 120 121 union { 122 quint64 ui; 123 bool b; 124 double dbl; 125 QStringData *stringData; 126 const QBinaryJsonPrivate::Base *base; 127 }; 128 QBinaryJsonPrivate::MutableData *d = nullptr; // needed for Objects and Arrays 129 QJsonValue::Type t = QJsonValue::Null; 130 }; 131 132 QT_END_NAMESPACE 133 134 #endif // QBINARYJSONVALUE_P_H 135