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242 lines
11 KiB
242 lines
11 KiB
/****************************************************************************
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**
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** https://www.qxorm.com/
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** Copyright (C) 2013 Lionel Marty (contact@qxorm.com)
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**
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** This file is part of the QxOrm library
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**
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** This software is provided 'as-is', without any express or implied
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** warranty. In no event will the authors be held liable for any
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** damages arising from the use of this software
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**
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** Commercial Usage
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** Licensees holding valid commercial QxOrm licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Lionel Marty
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file 'license.gpl3.txt' included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met : http://www.gnu.org/copyleft/gpl.html
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**
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** If you are unsure which license is appropriate for your use, or
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** if you have questions regarding the use of this file, please contact :
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** contact@qxorm.com
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**
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****************************************************************************/
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#ifndef _IX_PERSISTABLE_COLLECTION_H_
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#define _IX_PERSISTABLE_COLLECTION_H_
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#ifdef _MSC_VER
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#pragma once
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#endif
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/*!
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* \file IxPersistableCollection.h
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* \author Lionel Marty
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* \ingroup QxDao
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* \brief Common interface (abstract class) for collection persistent classes based on qx::IxPersistable and qx::IxCollection
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*/
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#include <QxDao/IxPersistable.h>
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#include <QxCollection/QxCollection.h>
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#include <QxTraits/get_primary_key.h>
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#include <QxTraits/is_qx_registered.h>
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#ifndef _QX_NO_JSON
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#include <QxSerialize/QxSerializeQJson.h>
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#endif // _QX_NO_JSON
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namespace qx {
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/*!
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* \ingroup QxDao
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* \brief qx::IxPersistableCollection : common interface (abstract class) for collection persistent classes based on qx::IxPersistable and qx::IxCollection
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*/
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class QX_DLL_EXPORT IxPersistableCollection : public qx::IxPersistable
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{
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public:
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IxPersistableCollection();
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virtual ~IxPersistableCollection();
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virtual long __count() const = 0;
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virtual void __clear() = 0;
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virtual bool __remove(long idx) = 0;
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virtual qx::IxPersistable_ptr __at(long idx) const = 0;
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};
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typedef std::shared_ptr<qx::IxPersistableCollection> IxPersistableCollection_ptr;
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/*!
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* \ingroup QxDao
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* \brief qx::QxPersistableCollection<Key, Value, T> : concrete class for collection persistent classes based on qx::IxPersistableCollection and qx::QxCollection<Key, Value>
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*/
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template <typename Key, typename Value, typename T>
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class QxPersistableCollection : public qx::IxPersistableCollection, public qx::QxCollection<Key, Value>
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{
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enum { qx_is_valid = qx::trait::is_qx_registered<T>::value };
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public:
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QxPersistableCollection() : qx::IxPersistableCollection(), qx::QxCollection<Key, Value>() { static_assert(qx_is_valid, "qx_is_valid"); }
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virtual ~QxPersistableCollection() { ; }
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virtual long __count() const { const qx::QxCollection<Key, Value> * coll = this; return coll->count(); }
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virtual void __clear() { qx::QxCollection<Key, Value> * coll = this; coll->clear(); }
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virtual bool __remove(long idx) { qx::QxCollection<Key, Value> * coll = this; return coll->removeByIndex(idx); }
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virtual qx::IxPersistable_ptr __at(long idx) const { const qx::QxCollection<Key, Value> * coll = this; Value val = coll->getByIndex(idx); return std::static_pointer_cast<qx::IxPersistable>(val); }
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virtual long qxCount(const qx::QxSqlQuery & query = qx::QxSqlQuery(), QSqlDatabase * pDatabase = NULL, const QStringList & relation = QStringList())
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{
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if (relation.count() == 0) { return qx::dao::count<T>(query, pDatabase); }
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else { long lCount(0); qx::dao::count_with_relation<T>(lCount, relation, query, pDatabase); return lCount; }
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}
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virtual QSqlError qxCount(long & lCount, const qx::QxSqlQuery & query = qx::QxSqlQuery(), QSqlDatabase * pDatabase = NULL, const QStringList & relation = QStringList())
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{
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if (relation.count() == 0) { return qx::dao::count<T>(lCount, query, pDatabase); }
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else { return qx::dao::count_with_relation<T>(lCount, relation, query, pDatabase); }
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}
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virtual QSqlError qxFetchById(const QVariant & id = QVariant(), const QStringList & columns = QStringList(), const QStringList & relation = QStringList(), QSqlDatabase * pDatabase = NULL)
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{
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Q_UNUSED(id); QSqlError err; qx::QxCollection<Key, Value> * coll = this;
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if (relation.count() == 0) { err = qx::dao::fetch_by_id((* coll), pDatabase, columns); }
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else { err = qx::dao::fetch_by_id_with_relation(relation, (* coll), pDatabase); }
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return err;
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}
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virtual QSqlError qxFetchAll(qx::IxPersistableCollection * list = NULL, const QStringList & columns = QStringList(), const QStringList & relation = QStringList(), QSqlDatabase * pDatabase = NULL)
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{
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Q_UNUSED(list); QSqlError err; qx::QxCollection<Key, Value> * coll = this;
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if (relation.count() == 0) { err = qx::dao::fetch_all((* coll), pDatabase, columns); }
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else { err = qx::dao::fetch_all_with_relation(relation, (* coll), pDatabase); }
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return err;
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}
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virtual QSqlError qxFetchByQuery(const qx::QxSqlQuery & query, qx::IxPersistableCollection * list = NULL, const QStringList & columns = QStringList(), const QStringList & relation = QStringList(), QSqlDatabase * pDatabase = NULL)
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{
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Q_UNUSED(list); QSqlError err; qx::QxCollection<Key, Value> * coll = this;
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if (relation.count() == 0) { err = qx::dao::fetch_by_query(query, (* coll), pDatabase, columns); }
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else { err = qx::dao::fetch_by_query_with_relation(relation, query, (* coll), pDatabase); }
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return err;
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}
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virtual QSqlError qxInsert(const QStringList & relation = QStringList(), QSqlDatabase * pDatabase = NULL, bool bUseExecBatch = false)
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{
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QSqlError err; qx::QxCollection<Key, Value> * coll = this;
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if (relation.count() == 0) { err = qx::dao::insert((* coll), pDatabase, bUseExecBatch); }
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else { err = qx::dao::insert_with_relation(relation, (* coll), pDatabase); }
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return err;
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}
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virtual QSqlError qxUpdate(const qx::QxSqlQuery & query = qx::QxSqlQuery(), const QStringList & columns = QStringList(), const QStringList & relation = QStringList(), QSqlDatabase * pDatabase = NULL, bool bUseExecBatch = false)
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{
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QSqlError err; qx::QxCollection<Key, Value> * coll = this;
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if (relation.count() == 0) { err = qx::dao::update_by_query(query, (* coll), pDatabase, columns, bUseExecBatch); }
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else { err = qx::dao::update_by_query_with_relation(relation, query, (* coll), pDatabase); }
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return err;
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}
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virtual QSqlError qxSave(const QStringList & relation = QStringList(), QSqlDatabase * pDatabase = NULL, qx::dao::save_mode::e_save_mode eSaveRecursiveMode = qx::dao::save_mode::e_none)
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{
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QSqlError err; qx::QxCollection<Key, Value> * coll = this;
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if (eSaveRecursiveMode != qx::dao::save_mode::e_none) { err = qx::dao::save_with_relation_recursive((* coll), eSaveRecursiveMode, pDatabase); }
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else if (relation.count() == 0) { err = qx::dao::save((* coll), pDatabase); }
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else { err = qx::dao::save_with_relation(relation, (* coll), pDatabase); }
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return err;
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}
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virtual QSqlError qxDeleteById(const QVariant & id = QVariant(), QSqlDatabase * pDatabase = NULL, bool bUseExecBatch = false)
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{ Q_UNUSED(id); qx::QxCollection<Key, Value> * coll = this; return qx::dao::delete_by_id((* coll), pDatabase, bUseExecBatch); }
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virtual QSqlError qxDeleteAll(QSqlDatabase * pDatabase = NULL)
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{ return qx::dao::delete_all<T>(pDatabase); }
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virtual QSqlError qxDeleteByQuery(const qx::QxSqlQuery & query, QSqlDatabase * pDatabase = NULL)
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{ return qx::dao::delete_by_query<T>(query, pDatabase); }
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virtual QSqlError qxDestroyById(const QVariant & id = QVariant(), QSqlDatabase * pDatabase = NULL, bool bUseExecBatch = false)
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{ Q_UNUSED(id); qx::QxCollection<Key, Value> * coll = this; return qx::dao::destroy_by_id((* coll), pDatabase, bUseExecBatch); }
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virtual QSqlError qxDestroyAll(QSqlDatabase * pDatabase = NULL)
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{ return qx::dao::destroy_all<T>(pDatabase); }
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virtual QSqlError qxDestroyByQuery(const qx::QxSqlQuery & query, QSqlDatabase * pDatabase = NULL)
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{ return qx::dao::destroy_by_query<T>(query, pDatabase); }
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virtual QSqlError qxExecuteQuery(qx::QxSqlQuery & query, QSqlDatabase * pDatabase = NULL)
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{ qx::QxCollection<Key, Value> * coll = this; return qx::dao::execute_query(query, (* coll), pDatabase); }
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virtual QSqlError qxExecuteQuery(qx::QxSqlQuery & query, qx::IxPersistableCollection * list = NULL, QSqlDatabase * pDatabase = NULL)
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{ Q_UNUSED(list); return qxExecuteQuery(query, pDatabase); }
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virtual qx_bool qxExist(const QVariant & id = QVariant(), QSqlDatabase * pDatabase = NULL)
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{ Q_UNUSED(id); qx::QxCollection<Key, Value> * coll = this; return qx::dao::exist((* coll), pDatabase); }
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virtual qx::QxInvalidValueX qxValidate(const QStringList & groups = QStringList())
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{ qx::QxCollection<Key, Value> * coll = this; return qx::validate((* coll), groups); }
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virtual std::shared_ptr<qx::IxPersistableCollection> qxNewPersistableCollection(bool bAsList = false) const
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{ Q_UNUSED(bAsList); std::shared_ptr<qx::IxPersistableCollection> coll = std::make_shared<qx::QxPersistableCollection<Key, Value, T> >(); return coll; }
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virtual qx::IxClass * qxClass() const
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{ return qx::QxClass<T>::getSingleton(); }
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#ifndef _QX_NO_JSON
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virtual QString toJson(const QString & format = QString()) const
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{ const qx::QxCollection<Key, Value> * coll = this; return qx::serialization::json::to_string((* coll), 1, format); }
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virtual QJsonValue toJson_(const QString & format = QString()) const
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{ const qx::QxCollection<Key, Value> * coll = this; return qx::cvt::to_json((* coll), format); }
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virtual qx_bool fromJson(const QString & json, const QString & format = QString())
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{ qx::QxCollection<Key, Value> * coll = this; return qx::serialization::json::from_string((* coll), json, 1, format); }
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virtual qx_bool fromJson_(const QJsonValue & json, const QString & format = QString())
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{ qx::QxCollection<Key, Value> * coll = this; return qx::cvt::from_json(json, (* coll), format); }
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#endif // _QX_NO_JSON
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};
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/*!
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* \ingroup QxDao
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* \brief qx::QxPersistableCollectionHelper<T>::type : return the collection type used by qx::IxPersistable interface, qx::QxPersistableCollection<type_primary_key, std::shared_ptr<my_type>>
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*/
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template <typename T>
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class QxPersistableCollectionHelper
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{
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private:
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typedef typename qx::trait::get_primary_key<T>::type qx_type_primary_key;
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typedef std::shared_ptr<T> qx_type_ptr;
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public:
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typedef qx::QxPersistableCollection<qx_type_primary_key, qx_type_ptr, T> type;
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typedef qx::QxCollection<qx_type_primary_key, qx_type_ptr> type_coll;
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};
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} // namespace qx
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QX_REGISTER_CLASS_NAME(qx::IxPersistableCollection)
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QX_REGISTER_CLASS_NAME_TEMPLATE_3(qx::QxPersistableCollection)
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QX_REGISTER_CLASS_NAME_TEMPLATE_1(qx::QxPersistableCollectionHelper)
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#endif // _IX_PERSISTABLE_COLLECTION_H_
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