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/****************************************************************************
**
** https://www.qxorm.com/
** Copyright (C) 2013 Lionel Marty (contact@qxorm.com)
**
** This file is part of the QxOrm library
**
** This software is provided 'as-is', without any express or implied
** warranty. In no event will the authors be held liable for any
** damages arising from the use of this software
**
** Commercial Usage
** Licensees holding valid commercial QxOrm licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Lionel Marty
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file 'license.gpl3.txt' included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met : http://www.gnu.org/copyleft/gpl.html
**
** If you are unsure which license is appropriate for your use, or
** if you have questions regarding the use of this file, please contact :
** contact@qxorm.com
**
****************************************************************************/
#ifndef _QX_DATA_MEMBER_H_
#define _QX_DATA_MEMBER_H_
#ifdef _MSC_VER
#pragma once
#endif
/*!
* \file QxDataMember.h
* \author Lionel Marty
* \ingroup QxDataMember
* \brief Concrete class property registered into QxOrm context
*/
#ifdef _QX_ENABLE_BOOST_SERIALIZATION
#include <boost/serialization/serialization.hpp>
#include <boost/serialization/nvp.hpp>
#endif // _QX_ENABLE_BOOST_SERIALIZATION
#include <QxDataMember/IxDataMember.h>
#include <QxTraits/is_equal.h>
#include <QxTraits/get_class_name.h>
#define QX_DATA_MEMBER_IMPL_VIRTUAL_ARCHIVE(ArchiveInput, ArchiveOutput) \
virtual void toArchive(const void * pOwner, ArchiveOutput & ar) const { QxDataMember::toArchive(ar, getNamePtr(), getData(pOwner)); } \
virtual void fromArchive(void * pOwner, ArchiveInput & ar) { QxDataMember::fromArchive(ar, getNamePtr(), getData(pOwner)); }
namespace qx {
/*!
* \ingroup QxDataMember
* \brief qx::QxDataMember<DataType, Owner> : concrete property of type DataType registered into QxOrm context for the class Owner
*/
template <typename DataType, class Owner>
class QxDataMember : public IxDataMember
{
protected:
typedef DataType Owner::* type_data_member_ptr;
type_data_member_ptr m_pData; //!< Data member under format "& Owner::DataMember"
IxDataMember * m_pImpl_; //!< If not NULL then this data member is owned by a private implementation idiom instance
public:
QxDataMember(type_data_member_ptr pData, const QString & sKey, long lVersion, bool bSerialize, bool bDao, IxDataMember * pImpl = NULL) : IxDataMember(sKey, lVersion, bSerialize, bDao, pImpl), m_pData(pData), m_pImpl_(pImpl) { this->setAccessDataPointer(true); }
virtual ~QxDataMember() { ; }
inline DataType * getData(void * pOwner) const
{
void * pOwner_ = (m_pImpl_ ? m_pImpl_->getDataVoidPtr(pOwner) : pOwner);
return (pOwner_ ? (& ((static_cast<Owner *>(pOwner_))->*m_pData)) : NULL);
}
inline const DataType * getData(const void * pOwner) const
{
const void * pOwner_ = (m_pImpl_ ? m_pImpl_->getDataVoidPtr(pOwner) : pOwner);
return (pOwner_ ? (& ((static_cast<const Owner *>(pOwner_))->*m_pData)) : NULL);
}
virtual QVariant toVariant(const void * pOwner, const QString & sFormat, int iIndexName = -1, qx::cvt::context::ctx_type ctx = qx::cvt::context::e_no_context) const { return qx::cvt::to_variant((* getData(pOwner)), sFormat, iIndexName, ctx); }
virtual qx_bool fromVariant(void * pOwner, const QVariant & v, const QString & sFormat, int iIndexName = -1, qx::cvt::context::ctx_type ctx = qx::cvt::context::e_no_context) { return qx::cvt::from_variant(v, (* getData(pOwner)), sFormat, iIndexName, ctx); }
virtual QString getType() const { QMutexLocker locker(& IxDataMember::m_mutex); return QString(qx::trait::get_class_name<DataType>::get()); }
#ifndef _QX_NO_JSON
virtual QJsonValue toJson(const void * pOwner, const QString & sFormat) const { return qx::cvt::to_json((* getData(pOwner)), sFormat); }
virtual qx_bool fromJson(void * pOwner, const QJsonValue & j, const QString & sFormat) { return qx::cvt::from_json(j, (* getData(pOwner)), sFormat); }
#endif // _QX_NO_JSON
virtual bool isEqual(const void * pOwner1, const void * pOwner2) const
{
if ((pOwner1 == NULL) || (pOwner2 == NULL)) { return false; }
if (pOwner1 == pOwner2) { return true; }
return qxCompareDataMember<qx::trait::has_operator_equal_equal<DataType>::value, 0>::isEqual((* this), pOwner1, pOwner2);
}
protected:
virtual qx::any getDataPtr(const void * pOwner) const { return qx::any(getData(pOwner)); }
virtual qx::any getDataPtr(void * pOwner) { return qx::any(getData(pOwner)); }
virtual void * getDataVoidPtr(const void * pOwner) const { return static_cast<void *>(const_cast<DataType *>(getData(pOwner))); }
virtual void * getDataVoidPtr(void * pOwner) { return static_cast<void *>(getData(pOwner)); }
public:
#ifdef _QX_ENABLE_BOOST_SERIALIZATION
#if _QX_SERIALIZE_POLYMORPHIC
QX_DATA_MEMBER_IMPL_VIRTUAL_ARCHIVE(boost::archive::polymorphic_iarchive, boost::archive::polymorphic_oarchive)
#endif // _QX_SERIALIZE_POLYMORPHIC
#if _QX_SERIALIZE_BINARY
QX_DATA_MEMBER_IMPL_VIRTUAL_ARCHIVE(boost::archive::binary_iarchive, boost::archive::binary_oarchive)
#endif // _QX_SERIALIZE_BINARY
#if _QX_SERIALIZE_TEXT
QX_DATA_MEMBER_IMPL_VIRTUAL_ARCHIVE(boost::archive::text_iarchive, boost::archive::text_oarchive)
#endif // _QX_SERIALIZE_TEXT
#if _QX_SERIALIZE_XML
QX_DATA_MEMBER_IMPL_VIRTUAL_ARCHIVE(boost::archive::xml_iarchive, boost::archive::xml_oarchive)
#endif // _QX_SERIALIZE_XML
#if _QX_SERIALIZE_PORTABLE_BINARY
QX_DATA_MEMBER_IMPL_VIRTUAL_ARCHIVE(eos::portable_iarchive, eos::portable_oarchive)
#endif // _QX_SERIALIZE_PORTABLE_BINARY
#if _QX_SERIALIZE_WIDE_BINARY
QX_DATA_MEMBER_IMPL_VIRTUAL_ARCHIVE(boost::archive::binary_wiarchive, boost::archive::binary_woarchive)
#endif // _QX_SERIALIZE_WIDE_BINARY
#if _QX_SERIALIZE_WIDE_TEXT
QX_DATA_MEMBER_IMPL_VIRTUAL_ARCHIVE(boost::archive::text_wiarchive, boost::archive::text_woarchive)
#endif // _QX_SERIALIZE_WIDE_TEXT
#if _QX_SERIALIZE_WIDE_XML
QX_DATA_MEMBER_IMPL_VIRTUAL_ARCHIVE(boost::archive::xml_wiarchive, boost::archive::xml_woarchive)
#endif // _QX_SERIALIZE_WIDE_XML
#endif // _QX_ENABLE_BOOST_SERIALIZATION
private:
#ifdef _QX_ENABLE_BOOST_SERIALIZATION
template <class Archive>
static inline void toArchive(Archive & ar, const char * sName, const DataType * pData)
{ ar << boost::serialization::make_nvp(sName, (* pData)); }
template <class Archive>
static inline void fromArchive(Archive & ar, const char * sName, DataType * pData)
{ ar >> boost::serialization::make_nvp(sName, (* pData)); }
#endif // _QX_ENABLE_BOOST_SERIALIZATION
private:
template <bool bCanCompare /* = false */, int dummy>
struct qxCompareDataMember
{
static inline bool isEqual(const QxDataMember<DataType, Owner> & dataMember, const void * pOwner1, const void * pOwner2)
{ return (dataMember.toVariant(pOwner1, "") == dataMember.toVariant(pOwner2, "")); }
};
template <int dummy>
struct qxCompareDataMember<true, dummy>
{
static inline bool isEqual(const QxDataMember<DataType, Owner> & dataMember, const void * pOwner1, const void * pOwner2)
{ return ((* dataMember.getData(pOwner1)) == (* dataMember.getData(pOwner2))); }
};
};
} // namespace qx
#include "../../inl/QxDataMember/QxDataMember.inl"
#endif // _QX_DATA_MEMBER_H_