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QxOrm
1.4.2
C++ Object Relational Mapping library
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00001 /**************************************************************************** 00002 ** 00003 ** http://www.qxorm.com/ 00004 ** Copyright (C) 2013 Lionel Marty (contact@qxorm.com) 00005 ** 00006 ** This file is part of the QxOrm library 00007 ** 00008 ** This software is provided 'as-is', without any express or implied 00009 ** warranty. In no event will the authors be held liable for any 00010 ** damages arising from the use of this software 00011 ** 00012 ** Commercial Usage 00013 ** Licensees holding valid commercial QxOrm licenses may use this file in 00014 ** accordance with the commercial license agreement provided with the 00015 ** Software or, alternatively, in accordance with the terms contained in 00016 ** a written agreement between you and Lionel Marty 00017 ** 00018 ** GNU General Public License Usage 00019 ** Alternatively, this file may be used under the terms of the GNU 00020 ** General Public License version 3.0 as published by the Free Software 00021 ** Foundation and appearing in the file 'license.gpl3.txt' included in the 00022 ** packaging of this file. Please review the following information to 00023 ** ensure the GNU General Public License version 3.0 requirements will be 00024 ** met : http://www.gnu.org/copyleft/gpl.html 00025 ** 00026 ** If you are unsure which license is appropriate for your use, or 00027 ** if you have questions regarding the use of this file, please contact : 00028 ** contact@qxorm.com 00029 ** 00030 ****************************************************************************/ 00031 00032 #ifndef _IX_PERSISTABLE_H_ 00033 #define _IX_PERSISTABLE_H_ 00034 00035 #ifdef _MSC_VER 00036 #pragma once 00037 #endif 00038 00046 #include <boost/type_traits/is_base_of.hpp> 00047 00048 #include <QxDao/QxSqlQuery.h> 00049 #include <QxDao/QxDao.h> 00050 00051 #include <QxRegister/QxClass.h> 00052 00053 #include <QxCollection/QxCollection.h> 00054 00055 #include <QxTraits/get_primary_key.h> 00056 00057 #include <QxValidator/QxInvalidValueX.h> 00058 #include <QxValidator/QxValidatorFct.h> 00059 00060 namespace qx { 00061 00080 class QX_DLL_EXPORT IxPersistable 00081 { 00082 00083 public: 00084 00085 IxPersistable(); 00086 virtual ~IxPersistable(); 00087 00097 virtual long qxCount(const qx::QxSqlQuery & query = qx::QxSqlQuery(), QSqlDatabase * pDatabase = NULL) = 0; 00098 00109 virtual QSqlError qxCount(long & lCount, const qx::QxSqlQuery & query = qx::QxSqlQuery(), QSqlDatabase * pDatabase = NULL) = 0; 00110 00123 virtual QSqlError qxFetchById(const QVariant & id = QVariant(), const QStringList & columns = QStringList(), const QStringList & relation = QStringList(), QSqlDatabase * pDatabase = NULL) = 0; 00124 00138 virtual QSqlError qxFetchAll(qx::IxCollection & list, const QStringList & columns = QStringList(), const QStringList & relation = QStringList(), QSqlDatabase * pDatabase = NULL) = 0; 00139 00154 virtual QSqlError qxFetchByQuery(const qx::QxSqlQuery & query, qx::IxCollection & list, const QStringList & columns = QStringList(), const QStringList & relation = QStringList(), QSqlDatabase * pDatabase = NULL) = 0; 00155 00166 virtual QSqlError qxInsert(const QStringList & relation = QStringList(), QSqlDatabase * pDatabase = NULL) = 0; 00167 00180 virtual QSqlError qxUpdate(const qx::QxSqlQuery & query = qx::QxSqlQuery(), const QStringList & columns = QStringList(), const QStringList & relation = QStringList(), QSqlDatabase * pDatabase = NULL) = 0; 00181 00194 virtual QSqlError qxSave(const QStringList & relation = QStringList(), QSqlDatabase * pDatabase = NULL) = 0; 00195 00209 virtual QSqlError qxDeleteById(const QVariant & id = QVariant(), QSqlDatabase * pDatabase = NULL) = 0; 00210 00223 virtual QSqlError qxDeleteAll(QSqlDatabase * pDatabase = NULL) = 0; 00224 00238 virtual QSqlError qxDeleteByQuery(const qx::QxSqlQuery & query, QSqlDatabase * pDatabase = NULL) = 0; 00239 00250 virtual QSqlError qxDestroyById(const QVariant & id = QVariant(), QSqlDatabase * pDatabase = NULL) = 0; 00251 00261 virtual QSqlError qxDestroyAll(QSqlDatabase * pDatabase = NULL) = 0; 00262 00273 virtual QSqlError qxDestroyByQuery(const qx::QxSqlQuery & query, QSqlDatabase * pDatabase = NULL) = 0; 00274 00281 virtual QSqlError qxExecuteQuery(qx::QxSqlQuery & query, QSqlDatabase * pDatabase = NULL) = 0; 00282 00290 virtual QSqlError qxExecuteQuery(qx::QxSqlQuery & query, qx::IxCollection & list, QSqlDatabase * pDatabase = NULL) = 0; 00291 00302 virtual qx_bool qxExist(const QVariant & id = QVariant(), QSqlDatabase * pDatabase = NULL) = 0; 00303 00311 virtual qx::QxInvalidValueX qxValidate(const QStringList & groups = QStringList()) = 0; 00312 00317 virtual qx::IxCollection_ptr qxNewPersistableCollection() const = 0; 00318 00323 virtual qx::IxClass * qxClass() const = 0; 00324 00325 public: 00326 00327 static qx::IxCollection_ptr qxFetchAll(const QString & className, const QStringList & columns = QStringList(), const QStringList & relation = QStringList(), QSqlDatabase * pDatabase = NULL); 00328 static qx::IxCollection_ptr qxFetchByQuery(const QString & className, const qx::QxSqlQuery & query, const QStringList & columns = QStringList(), const QStringList & relation = QStringList(), QSqlDatabase * pDatabase = NULL); 00329 static qx::IxCollection_ptr qxExecuteQuery(const QString & className, qx::QxSqlQuery & query, QSqlDatabase * pDatabase = NULL); 00330 00331 }; 00332 00333 typedef qx_shared_ptr<qx::IxPersistable> IxPersistable_ptr; 00334 00339 template <typename T> 00340 class IxPersistableCollection 00341 { 00342 00343 private: 00344 00345 typedef typename qx::trait::get_primary_key<T>::type qx_type_primary_key; 00346 typedef qx_shared_ptr<T> qx_type_ptr; 00347 00348 public: 00349 00350 typedef qx::QxCollection<qx_type_primary_key, qx_type_ptr> type; 00351 00352 }; 00353 00354 } // namespace qx 00355 00356 namespace qx { 00357 namespace trait { 00358 00363 template <typename T> 00364 struct is_ix_persistable 00365 { enum { value = boost::is_base_of<qx::IxPersistable, T>::value }; }; 00366 00367 } // namespace trait 00368 } // namespace qx 00369 00370 #define QX_PERSISTABLE_HPP(className) \ 00371 public: \ 00372 virtual long qxCount(const qx::QxSqlQuery & query = qx::QxSqlQuery(), QSqlDatabase * pDatabase = NULL); \ 00373 virtual QSqlError qxCount(long & lCount, const qx::QxSqlQuery & query = qx::QxSqlQuery(), QSqlDatabase * pDatabase = NULL); \ 00374 virtual QSqlError qxFetchById(const QVariant & id = QVariant(), const QStringList & columns = QStringList(), const QStringList & relation = QStringList(), QSqlDatabase * pDatabase = NULL); \ 00375 virtual QSqlError qxFetchAll(qx::IxCollection & list, const QStringList & columns = QStringList(), const QStringList & relation = QStringList(), QSqlDatabase * pDatabase = NULL); \ 00376 virtual QSqlError qxFetchByQuery(const qx::QxSqlQuery & query, qx::IxCollection & list, const QStringList & columns = QStringList(), const QStringList & relation = QStringList(), QSqlDatabase * pDatabase = NULL); \ 00377 virtual QSqlError qxInsert(const QStringList & relation = QStringList(), QSqlDatabase * pDatabase = NULL); \ 00378 virtual QSqlError qxUpdate(const qx::QxSqlQuery & query = qx::QxSqlQuery(), const QStringList & columns = QStringList(), const QStringList & relation = QStringList(), QSqlDatabase * pDatabase = NULL); \ 00379 virtual QSqlError qxSave(const QStringList & relation = QStringList(), QSqlDatabase * pDatabase = NULL); \ 00380 virtual QSqlError qxDeleteById(const QVariant & id = QVariant(), QSqlDatabase * pDatabase = NULL); \ 00381 virtual QSqlError qxDeleteAll(QSqlDatabase * pDatabase = NULL); \ 00382 virtual QSqlError qxDeleteByQuery(const qx::QxSqlQuery & query, QSqlDatabase * pDatabase = NULL); \ 00383 virtual QSqlError qxDestroyById(const QVariant & id = QVariant(), QSqlDatabase * pDatabase = NULL); \ 00384 virtual QSqlError qxDestroyAll(QSqlDatabase * pDatabase = NULL); \ 00385 virtual QSqlError qxDestroyByQuery(const qx::QxSqlQuery & query, QSqlDatabase * pDatabase = NULL); \ 00386 virtual QSqlError qxExecuteQuery(qx::QxSqlQuery & query, QSqlDatabase * pDatabase = NULL); \ 00387 virtual QSqlError qxExecuteQuery(qx::QxSqlQuery & query, qx::IxCollection & list, QSqlDatabase * pDatabase = NULL); \ 00388 virtual qx_bool qxExist(const QVariant & id = QVariant(), QSqlDatabase * pDatabase = NULL); \ 00389 virtual qx::QxInvalidValueX qxValidate(const QStringList & groups = QStringList()); \ 00390 virtual qx::IxCollection_ptr qxNewPersistableCollection() const; \ 00391 virtual qx::IxClass * qxClass() const; 00392 00393 #ifdef _QX_NO_RTTI 00394 #define QX_PERSISTABLE_CAST_COLLECTION(className) \ 00395 qx::IxPersistableCollection< className >::type * list_typed = static_cast< qx::IxPersistableCollection< className >::type * >(& list); 00396 #else // _QX_NO_RTTI 00397 #define QX_PERSISTABLE_CAST_COLLECTION(className) \ 00398 qx::IxPersistableCollection< className >::type * list_typed = dynamic_cast< qx::IxPersistableCollection< className >::type * >(& list); 00399 #endif // _QX_NO_RTTI 00400 00401 #define QX_PERSISTABLE_CPP(className) \ 00402 \ 00403 long className::qxCount(const qx::QxSqlQuery & query, QSqlDatabase * pDatabase) \ 00404 { \ 00405 return qx::dao::count< className >(query, pDatabase); \ 00406 } \ 00407 \ 00408 QSqlError className::qxCount(long & lCount, const qx::QxSqlQuery & query, QSqlDatabase * pDatabase) \ 00409 { \ 00410 return qx::dao::count< className >(lCount, query, pDatabase); \ 00411 } \ 00412 \ 00413 QSqlError className::qxFetchById(const QVariant & id, const QStringList & columns, const QStringList & relation, QSqlDatabase * pDatabase) \ 00414 { \ 00415 if (id.isValid()) \ 00416 { \ 00417 qx::IxDataMemberX * pDataMemberX = qx::QxClass< className >::getSingleton()->getDataMemberX(); \ 00418 qx::IxDataMember * pDataMemberId = (pDataMemberX ? pDataMemberX->getId_WithDaoStrategy() : NULL); \ 00419 if (! pDataMemberId) { qDebug("[QxOrm] problem with 'qxFetchById()' method : '%s'", "data member id not registered"); qAssert(false); } \ 00420 if (! pDataMemberId) { return QSqlError("[QxOrm] problem with 'qxFetchById()' method : 'data member id not registered'", "", QSqlError::UnknownError); } \ 00421 pDataMemberId->fromVariant(this, id); \ 00422 } \ 00423 QSqlError err; \ 00424 if (relation.count() == 0) { err = qx::dao::fetch_by_id((* this), pDatabase, columns); } \ 00425 else { err = qx::dao::fetch_by_id_with_relation(relation, (* this), pDatabase); } \ 00426 return err; \ 00427 } \ 00428 \ 00429 QSqlError className::qxFetchAll(qx::IxCollection & list, const QStringList & columns, const QStringList & relation, QSqlDatabase * pDatabase) \ 00430 { \ 00431 QX_PERSISTABLE_CAST_COLLECTION(className) \ 00432 if (! list_typed) { qDebug("[QxOrm] problem with 'qxFetchAll()' method : '%s'", "dynamic_cast failed using collection qx::QxCollection< type_primary_key, qx_shared_ptr<type> >"); qAssert(false); } \ 00433 if (! list_typed) { return QSqlError("[QxOrm] problem with 'qxFetchAll()' method : 'dynamic_cast failed using collection qx::QxCollection< type_primary_key, qx_shared_ptr<type> >'", "", QSqlError::UnknownError); } \ 00434 QSqlError err; \ 00435 if (relation.count() == 0) { err = qx::dao::fetch_all((* list_typed), pDatabase, columns); } \ 00436 else { err = qx::dao::fetch_all_with_relation(relation, (* list_typed), pDatabase); } \ 00437 return err; \ 00438 } \ 00439 \ 00440 QSqlError className::qxFetchByQuery(const qx::QxSqlQuery & query, qx::IxCollection & list, const QStringList & columns, const QStringList & relation, QSqlDatabase * pDatabase) \ 00441 { \ 00442 QX_PERSISTABLE_CAST_COLLECTION(className) \ 00443 if (! list_typed) { qDebug("[QxOrm] problem with 'qxFetchByQuery()' method : '%s'", "dynamic_cast failed using collection qx::QxCollection< type_primary_key, qx_shared_ptr<type> >"); qAssert(false); } \ 00444 if (! list_typed) { return QSqlError("[QxOrm] problem with 'qxFetchByQuery()' method : 'dynamic_cast failed using collection qx::QxCollection< type_primary_key, qx_shared_ptr<type> >'", "", QSqlError::UnknownError); } \ 00445 QSqlError err; \ 00446 if (relation.count() == 0) { err = qx::dao::fetch_by_query(query, (* list_typed), pDatabase, columns); } \ 00447 else { err = qx::dao::fetch_by_query_with_relation(relation, query, (* list_typed), pDatabase); } \ 00448 return err; \ 00449 } \ 00450 \ 00451 QSqlError className::qxInsert(const QStringList & relation, QSqlDatabase * pDatabase) \ 00452 { \ 00453 QSqlError err; \ 00454 if (relation.count() == 0) { err = qx::dao::insert((* this), pDatabase); } \ 00455 else { err = qx::dao::insert_with_relation(relation, (* this), pDatabase); } \ 00456 return err; \ 00457 } \ 00458 \ 00459 QSqlError className::qxUpdate(const qx::QxSqlQuery & query, const QStringList & columns, const QStringList & relation, QSqlDatabase * pDatabase) \ 00460 { \ 00461 QSqlError err; \ 00462 if (relation.count() == 0) { err = qx::dao::update_by_query(query, (* this), pDatabase, columns); } \ 00463 else { err = qx::dao::update_by_query_with_relation(relation, query, (* this), pDatabase); } \ 00464 return err; \ 00465 } \ 00466 \ 00467 QSqlError className::qxSave(const QStringList & relation, QSqlDatabase * pDatabase) \ 00468 { \ 00469 QSqlError err; \ 00470 if (relation.count() == 0) { err = qx::dao::save((* this), pDatabase); } \ 00471 else { err = qx::dao::save_with_relation(relation, (* this), pDatabase); } \ 00472 return err; \ 00473 } \ 00474 \ 00475 QSqlError className::qxDeleteById(const QVariant & id, QSqlDatabase * pDatabase) \ 00476 { \ 00477 if (id.isValid()) \ 00478 { \ 00479 qx::IxDataMemberX * pDataMemberX = qx::QxClass< className >::getSingleton()->getDataMemberX(); \ 00480 qx::IxDataMember * pDataMemberId = (pDataMemberX ? pDataMemberX->getId_WithDaoStrategy() : NULL); \ 00481 if (! pDataMemberId) { qDebug("[QxOrm] problem with 'qxDeleteById()' method : '%s'", "data member id not registered"); qAssert(false); } \ 00482 if (! pDataMemberId) { return QSqlError("[QxOrm] problem with 'qxDeleteById()' method : 'data member id not registered'", "", QSqlError::UnknownError); } \ 00483 pDataMemberId->fromVariant(this, id); \ 00484 } \ 00485 return qx::dao::delete_by_id((* this), pDatabase); \ 00486 } \ 00487 \ 00488 QSqlError className::qxDeleteAll(QSqlDatabase * pDatabase) \ 00489 { \ 00490 return qx::dao::delete_all< className >(pDatabase); \ 00491 } \ 00492 \ 00493 QSqlError className::qxDeleteByQuery(const qx::QxSqlQuery & query, QSqlDatabase * pDatabase) \ 00494 { \ 00495 return qx::dao::delete_by_query< className >(query, pDatabase); \ 00496 } \ 00497 \ 00498 QSqlError className::qxDestroyById(const QVariant & id, QSqlDatabase * pDatabase) \ 00499 { \ 00500 if (id.isValid()) \ 00501 { \ 00502 qx::IxDataMemberX * pDataMemberX = qx::QxClass< className >::getSingleton()->getDataMemberX(); \ 00503 qx::IxDataMember * pDataMemberId = (pDataMemberX ? pDataMemberX->getId_WithDaoStrategy() : NULL); \ 00504 if (! pDataMemberId) { qDebug("[QxOrm] problem with 'qxDestroyById()' method : '%s'", "data member id not registered"); qAssert(false); } \ 00505 if (! pDataMemberId) { return QSqlError("[QxOrm] problem with 'qxDestroyById()' method : 'data member id not registered'", "", QSqlError::UnknownError); } \ 00506 pDataMemberId->fromVariant(this, id); \ 00507 } \ 00508 return qx::dao::destroy_by_id((* this), pDatabase); \ 00509 } \ 00510 \ 00511 QSqlError className::qxDestroyAll(QSqlDatabase * pDatabase) \ 00512 { \ 00513 return qx::dao::destroy_all< className >(pDatabase); \ 00514 } \ 00515 \ 00516 QSqlError className::qxDestroyByQuery(const qx::QxSqlQuery & query, QSqlDatabase * pDatabase) \ 00517 { \ 00518 return qx::dao::destroy_by_query< className >(query, pDatabase); \ 00519 } \ 00520 \ 00521 QSqlError className::qxExecuteQuery(qx::QxSqlQuery & query, QSqlDatabase * pDatabase) \ 00522 { \ 00523 return qx::dao::execute_query(query, (* this), pDatabase); \ 00524 } \ 00525 \ 00526 QSqlError className::qxExecuteQuery(qx::QxSqlQuery & query, qx::IxCollection & list, QSqlDatabase * pDatabase) \ 00527 { \ 00528 QX_PERSISTABLE_CAST_COLLECTION(className) \ 00529 if (! list_typed) { qDebug("[QxOrm] problem with 'qxExecuteQuery()' method : '%s'", "dynamic_cast failed using collection qx::QxCollection< type_primary_key, qx_shared_ptr<type> >"); qAssert(false); } \ 00530 if (! list_typed) { return QSqlError("[QxOrm] problem with 'qxExecuteQuery()' method : 'dynamic_cast failed using collection qx::QxCollection< type_primary_key, qx_shared_ptr<type> >'", "", QSqlError::UnknownError); } \ 00531 return qx::dao::execute_query(query, (* list_typed), pDatabase); \ 00532 } \ 00533 \ 00534 qx_bool className::qxExist(const QVariant & id, QSqlDatabase * pDatabase) \ 00535 { \ 00536 if (id.isValid()) \ 00537 { \ 00538 qx::IxDataMemberX * pDataMemberX = qx::QxClass< className >::getSingleton()->getDataMemberX(); \ 00539 qx::IxDataMember * pDataMemberId = (pDataMemberX ? pDataMemberX->getId_WithDaoStrategy() : NULL); \ 00540 if (! pDataMemberId) { qDebug("[QxOrm] problem with 'qxExist()' method : '%s'", "data member id not registered"); qAssert(false); } \ 00541 if (! pDataMemberId) { return qx_bool(false); } \ 00542 pDataMemberId->fromVariant(this, id); \ 00543 } \ 00544 return qx::dao::exist((* this), pDatabase); \ 00545 } \ 00546 \ 00547 qx::QxInvalidValueX className::qxValidate(const QStringList & groups) \ 00548 { \ 00549 return qx::validate((* this), groups); \ 00550 } \ 00551 \ 00552 qx::IxCollection_ptr className::qxNewPersistableCollection() const \ 00553 { \ 00554 qx::IxCollection_ptr coll; \ 00555 coll.reset(new qx::IxPersistableCollection< className >::type()); \ 00556 return coll; \ 00557 } \ 00558 \ 00559 qx::IxClass * className::qxClass() const \ 00560 { \ 00561 return qx::QxClass< className >::getSingleton(); \ 00562 } \ 00563 00564 #endif // _IX_PERSISTABLE_H_