qtjsonabstract.h

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*      Copyright (c) 2010-2012 Hewlett-Packard Development Company, L.P.
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* Licensed under the Apache License, Version 2.0 (the "License");
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#ifndef QTJSONABSTRACT_H_
#define QTJSONABSTRACT_H_

#include <QString>
#include <cjson/json.h>
#include <QList>
#include <QVariant>
#include <QDataStream>
#include <QDebug>

class QtJsonAbstract
{

public:

        QtJsonAbstract * add(const QString& k, qint32 v);
        QtJsonAbstract * add(const QString& k, qreal v);
        QtJsonAbstract * add(const QString& k, bool v);
        QtJsonAbstract * add(const QString& k, const QString& v);
        QtJsonAbstract * add(const QString& k, const QList<QVariant>& a);
        QtJsonAbstract * add(const QString& k, const QtJsonAbstract& object);
        static QtJsonAbstract * add(QtJsonAbstract * p_target,const QString& k, const QList<QVariant>& a);

        QVariant                extract(const QString& k) const;
        QList<QPair<QString,QVariant> > extractAll() const;
        typedef QList<QPair<QString,QVariant> > ContentsList;
        typedef QList<QPair<QString,QVariant> >::iterator ContentsListIterator;
        typedef QList<QPair<QString,QVariant> >::const_iterator ContentsListConstIterator;

        QtJsonAbstract * clone() const;
        QString                 toString();

        static QtJsonAbstract * create();
        static QtJsonAbstract * jsonParse(const QString& s);
        static QtJsonAbstract * jsonParseFromStream(QDataStream& stream);

        static void throwAway(QtJsonAbstract * p_object);

        mutable json_object * o;

        friend QDataStream& operator<<(QDataStream &, const  QtJsonAbstract& );
        friend QDataStream& operator>>(QDataStream &, QtJsonAbstract& );
        friend QDebug& operator<<(QDebug& , const QtJsonAbstract& );

private:
        QtJsonAbstract() : o(0) {}
        QtJsonAbstract(json_object * obj) : o(obj) {}
        QtJsonAbstract(const QtJsonAbstract& c);
        QtJsonAbstract& operator=(const QtJsonAbstract& c);
        ~QtJsonAbstract();

        static json_object * _array(const QList<QVariant>& a);
        static QVariant _extractArray(json_object * p_o);
};

QDataStream& operator<<(QDataStream &, const  QtJsonAbstract& );
QDataStream& operator>>(QDataStream &, QtJsonAbstract& );

QDebug& operator<<(QDebug& , const QtJsonAbstract& );

class QtJsonAbstractVariant
{
public:

        QtJsonAbstractVariant();
        QtJsonAbstractVariant(const QtJsonAbstract& obj);
        QtJsonAbstractVariant(QtJsonAbstract * p_obj);
        QtJsonAbstractVariant(const QtJsonAbstractVariant& c);
        ~QtJsonAbstractVariant();

        mutable QtJsonAbstract * object;

        friend QDataStream& operator<<(QDataStream &, const  QtJsonAbstractVariant& );
        friend QDataStream& operator>>(QDataStream &, QtJsonAbstractVariant& );
        friend QDebug& operator<<(QDebug& dbg, const QtJsonAbstractVariant& );

        static const QtJsonAbstractVariant& initMetaType() {
                return s_initObject;
        }

private:
        QtJsonAbstractVariant(bool init);
        static QtJsonAbstractVariant s_initObject;

};
QDataStream& operator<<(QDataStream &, const  QtJsonAbstractVariant& );
QDataStream& operator>>(QDataStream &, QtJsonAbstractVariant& );
QDebug& operator<<(QDebug& , const QtJsonAbstractVariant& );

Q_DECLARE_METATYPE(QtJsonAbstractVariant)

static const QtJsonAbstractVariant initVariantTypeObject = QtJsonAbstractVariant::initMetaType();

#endif /* QTJSONABSTRACT_H_ */