Revision e5a0d313
Von Christian Ehringfeld vor mehr als 8 Jahren hinzugefügt
| src/entitymanager.cpp | ||
|---|---|---|
|
QStringList EntityManager::connectionNames = QStringList();
|
||
|
|
||
|
QHash<QString, EntityManager *> EntityManager::instances =
|
||
|
QHash<QString, EntityManager *>();
|
||
|
QHash<QString, EntityManager *>();
|
||
|
|
||
|
QStringList EntityManager::getConnectionNames() {
|
||
|
return EntityManager::connectionNames;
|
||
| ... | ... | |
|
void EntityManager::init(bool inspect, const MsgType msgType) {
|
||
|
EntityInstanceFactory::registerClass<DatabaseMigration>();
|
||
|
this->schema = QSharedPointer<Schema>(Database::getSchema(Database::getDatabaseType(
|
||
|
this->db->getDatabase().driverName()), this->db));
|
||
|
this->db->getDatabase().driverName()), this->db));
|
||
|
this->schema->setTables(this->schema->getTableSchemas());
|
||
|
this->queryInterpreter = QSharedPointer<QueryInterpreter>(new QueryInterpreter(
|
||
|
this->schema->getQueryBuilder().data()));
|
||
|
this->schema->getQueryBuilder().data()));
|
||
|
this->appendToInstanceList();
|
||
|
if (inspect) {
|
||
|
EntityInspector inspector = EntityInspector(msgType);
|
||
| ... | ... | |
|
loggerFile.replace("[", "");
|
||
|
loggerFile.replace("]", "");
|
||
|
this->logger = QSharedPointer<Logger>(new Logger(QDir::currentPath() + "/" +
|
||
|
loggerFile, msgType));
|
||
|
loggerFile, msgType));
|
||
|
}
|
||
|
|
||
|
EntityManager::EntityManager(const QString &databaseType, QString databasename,
|
||
| ... | ... | |
|
}
|
||
|
this->db->startTransaction();
|
||
|
QList<QSqlQuery> q = this->schema->getQueryBuilder()->merge(
|
||
|
entity);
|
||
|
entity);
|
||
|
ok = this->db->exec(q);
|
||
|
|
||
|
if (!ok || !this->db->commitTransaction()) {
|
||
| ... | ... | |
|
mergedObjects.append(entity.data());
|
||
|
rc = false;
|
||
|
if (this->checkTable(entity) && (!validate || this->validate(entity))
|
||
|
&& !(checkDuplicate && this->count(entity) > 0)) {
|
||
|
&& (!checkDuplicate || this->count(entity) <= 0)) {
|
||
|
if (persistRelations) {
|
||
|
this->savePrePersistedRelations(entity, mergedObjects,
|
||
|
relationsIgnoreHasChanged);
|
||
|
}
|
||
|
this->db->startTransaction();
|
||
|
QList<QSqlQuery> q = this->schema->getQueryBuilder()->create(
|
||
|
entity);
|
||
|
entity);
|
||
|
bool first = true;
|
||
|
QVariant id = -1;
|
||
|
for (int var = 0; var < q.size(); ++var) {
|
||
| ... | ... | |
|
}
|
||
|
|
||
|
bool EntityManager::create(QList<QSharedPointer<Entity> > &entities,
|
||
|
const bool persistRelations, const bool validate,
|
||
|
const bool relationsIgnoreHasChanged, const bool checkDuplicate) {
|
||
|
const bool persistRelations, const bool checkDuplicate, const bool validate,
|
||
|
const bool relationsIgnoreHasChanged) {
|
||
|
bool ok = true;
|
||
|
auto merged = QList<Entity *>();
|
||
|
foreach (QSharedPointer<Entity> ent, entities) {
|
||
|
ok = this->createObject(ent, merged, persistRelations,
|
||
|
checkDuplicate, validate, relationsIgnoreHasChanged);
|
||
|
if (!ok) {
|
||
|
break;
|
||
|
this->logger->logMsg("Object " + QString::number(ent->getId()) + " of class " +
|
||
|
EntityHelper::getClassName(ent.data()) + " couldn't created!",
|
||
|
MsgType::WARNING);
|
||
|
}
|
||
|
this->createObject(ent, merged, persistRelations,
|
||
|
checkDuplicate, validate, relationsIgnoreHasChanged);
|
||
|
}
|
||
|
return ok;
|
||
|
}
|
||
| ... | ... | |
|
bool EntityManager::startup(QString version, QStringList toInitialize,
|
||
|
bool createIndices) {
|
||
|
QSharedPointer<Entity> dbm = QSharedPointer<DatabaseMigration>
|
||
|
(new DatabaseMigration());
|
||
|
(new DatabaseMigration());
|
||
|
QHash<QString, QVariant> map = QHash<QString, QVariant>();
|
||
|
bool ok = true;
|
||
|
map.insert("version", version);
|
||
| ... | ... | |
|
if (ok) {
|
||
|
QString c = toInitialize.at(var);
|
||
|
auto entity = QSharedPointer<Entity>
|
||
|
(EntityInstanceFactory::createInstance(c));
|
||
|
(EntityInstanceFactory::createInstance(c));
|
||
|
ok = this->createTable(entity, false);
|
||
|
entities.append(entity);
|
||
|
} else {
|
||
|
this->logger->logMsg("startup of version " + version + " failed",
|
||
|
MsgType::CRITICAL);
|
||
|
this->logger->logMsg( "erroneous entity:" + (var == 0 ?
|
||
|
"null, this should not happen!" : toInitialize.at(var - 1)), MsgType::CRITICAL);
|
||
|
"null, this should not happen!" : toInitialize.at(var - 1)), MsgType::CRITICAL);
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
| ... | ... | |
|
}
|
||
|
|
||
|
QList<QHash<QString, QVariant> > EntityManager::selectBySql(
|
||
|
const QString &sql) {
|
||
|
const QString &sql) {
|
||
|
QSqlQuery q = this->db->select(sql);
|
||
|
return this->convertQueryResult(q);
|
||
|
}
|
||
| ... | ... | |
|
for (int i = 0; i < rules.size(); ++i) {
|
||
|
ValidationRule rule = rules.at(i);
|
||
|
QSharedPointer<Validator> validator = ValidatorFactory::getValidatorObject(
|
||
|
rule.getValidatorName());
|
||
|
rule.getValidatorName());
|
||
|
if (validator) {
|
||
|
for (int var = 0; var < rule.getAttributes().size(); ++var) {
|
||
|
QString attr = rule.getAttributes().at(var);
|
||
|
QList<ErrorMsg> msgs = validator->validate(entity->getProperty(attr),
|
||
|
rule.getParams());
|
||
|
rule.getParams());
|
||
|
for (int i = 0; i < msgs.size(); ++i) {
|
||
|
QString emsg = msgs.at(i).getErrorMsg().replace("<property>", attr);
|
||
|
ErrorMsg m = msgs.at(i);
|
||
| ... | ... | |
|
for (auto i = listmap.constBegin(); i != listmap.constEnd(); ++i) {
|
||
|
if (rels.contains(i.key())) {
|
||
|
QString appendix =
|
||
|
this->schema->getQueryBuilder()->columnNameIDAppendix();
|
||
|
this->schema->getQueryBuilder()->columnNameIDAppendix();
|
||
|
QString relKey = i.key();
|
||
|
QVariant v = entity->getProperty(relKey.remove(relKey.size() - appendix.size(),
|
||
|
appendix.size()));
|
||
|
appendix.size()));
|
||
|
if (!v.isNull()) {
|
||
|
auto entity = EntityInstanceFactory::castQVariant(v);
|
||
|
if (entity->getProperty(entity->getPrimaryKey()) != i.value()) {
|
||
| ... | ... | |
|
}
|
||
|
|
||
|
QSharedPointer<Entity> EntityManager::findById(const qint64 &id,
|
||
|
QSharedPointer<Entity> &e,
|
||
|
const bool refresh) {
|
||
|
QSharedPointer<Entity> &e,
|
||
|
const bool refresh) {
|
||
|
QSharedPointer<Entity> r;
|
||
|
if (!e.isNull() && (refresh
|
||
|
|| !(r = this->cache.get(id, EntityHelper::getClassname(e.data()))))) {
|
||
| ... | ... | |
|
}
|
||
|
|
||
|
QSharedPointer<Entity> EntityManager::findById(const qint64 &id,
|
||
|
const QString &classname) {
|
||
|
const QString &classname) {
|
||
|
QSharedPointer<Entity> e = QSharedPointer<Entity>
|
||
|
(EntityInstanceFactory::createInstance(classname));
|
||
|
(EntityInstanceFactory::createInstance(classname));
|
||
|
return this->findById(id, e);
|
||
|
}
|
||
|
|
||
| ... | ... | |
|
bool ok = false;
|
||
|
if ((convertedId = id.toLongLong(&ok)) && ok && convertedId > -1) {
|
||
|
QString className = EntityInstanceFactory::extractEntityType(
|
||
|
property.typeName());
|
||
|
property.typeName());
|
||
|
QSharedPointer<Entity> ptr = QSharedPointer<Entity>();
|
||
|
if (refresh || !(this->cache.contains(convertedId, className)
|
||
|
&& (ptr = this->cache.get(convertedId, className)) && ptr)) {
|
||
| ... | ... | |
|
property.typeName())));
|
||
|
if (e) {
|
||
|
QSqlQuery q = this->schema->getQueryBuilder()->oneToMany(e->getTablename(),
|
||
|
this->schema->getQueryBuilder()->generateColumnNameID(r.getMappedBy()),
|
||
|
entity->getId());
|
||
|
this->schema->getQueryBuilder()->generateColumnNameID(r.getMappedBy()),
|
||
|
entity->getId());
|
||
|
auto listMap = this->convertQueryResult(q);
|
||
|
auto entities = this->convert(listMap, EntityHelper::getClassname(e.data()),
|
||
|
refresh);
|
||
| ... | ... | |
|
EntityInstanceFactory::extractEntityType(property.typeName())));
|
||
|
if (e) {
|
||
|
QSqlQuery q = this->schema->getQueryBuilder()->oneToMany(
|
||
|
e->getTablename(),
|
||
|
this->schema->getQueryBuilder()->generateColumnNameID(
|
||
|
r.getMappedBy()),
|
||
|
entity->getProperty(entity->getPrimaryKey()).toLongLong(), 1);
|
||
|
e->getTablename(),
|
||
|
this->schema->getQueryBuilder()->generateColumnNameID(
|
||
|
r.getMappedBy()),
|
||
|
entity->getProperty(entity->getPrimaryKey()).toLongLong(), 1);
|
||
|
auto listMap = this->convertQueryResult(q);
|
||
|
auto entities = this->convert(listMap, EntityHelper::getClassname(e.data()),
|
||
|
refresh);
|
||
| ... | ... | |
|
}
|
||
|
|
||
|
void EntityManager::savePrePersistedRelations(const QSharedPointer<Entity>
|
||
|
&entity, QList<Entity *> &mergedObjects, bool ignoreHasChanged) {
|
||
|
&entity, QList<Entity *> &mergedObjects, bool ignoreHasChanged) {
|
||
|
auto relations = EntityHelper::getRelationProperties(entity.data());
|
||
|
auto iterator = relations.constBegin();
|
||
|
while (iterator != relations.constEnd()) {
|
||
| ... | ... | |
|
}
|
||
|
|
||
|
void EntityManager::savePostPersistedRelations(const QSharedPointer<Entity>
|
||
|
&entity, QList<Entity *> &mergedObjects, bool ignoreHasChanged, bool newItem) {
|
||
|
&entity, QList<Entity *> &mergedObjects, bool ignoreHasChanged, bool newItem) {
|
||
|
auto relations = EntityHelper::getRelationProperties(entity.data());
|
||
|
for (auto i = relations.constBegin(); i != relations.constEnd(); ++i) {
|
||
|
const Relation r = i.key();
|
||
| ... | ... | |
|
newItem);
|
||
|
} else if (r.getType() == RelationType::ONE_TO_MANY) {
|
||
|
QList<QSharedPointer<Entity>> list = EntityInstanceFactory::castQVariantList(
|
||
|
var);
|
||
|
var);
|
||
|
if (!list.isEmpty()) {
|
||
|
auto fkProp = EntityHelper::mappedProperty(r, list.at(0));
|
||
|
for (int var = 0; var < list.size(); ++var) {
|
||
| ... | ... | |
|
}
|
||
|
|
||
|
void EntityManager::persistMappedByRelation(const QList<QSharedPointer<Entity> >
|
||
|
&list, QSqlQuery &q, const QSharedPointer<Entity> &entity,
|
||
|
const QSharedPointer<Entity> &ptr, const Relation &r,
|
||
|
const QString &tblName, QList<Entity *> &mergedObjects) {
|
||
|
&list, QSqlQuery &q, const QSharedPointer<Entity> &entity,
|
||
|
const QSharedPointer<Entity> &ptr, const Relation &r,
|
||
|
const QString &tblName, QList<Entity *> &mergedObjects) {
|
||
|
q.clear();
|
||
|
QList<QSharedPointer<Entity>> saved =
|
||
|
r.getCascadeType().contains(CascadeType::ALL) ||
|
||
|
r.getCascadeType().contains(CascadeType::MERGE) ||
|
||
|
r.getCascadeType().contains(CascadeType::PERSIST) ?
|
||
|
this->saveRelationEntities(list, r, mergedObjects) : list;
|
||
|
r.getCascadeType().contains(CascadeType::ALL) ||
|
||
|
r.getCascadeType().contains(CascadeType::MERGE) ||
|
||
|
r.getCascadeType().contains(CascadeType::PERSIST) ?
|
||
|
this->saveRelationEntities(list, r, mergedObjects) : list;
|
||
|
this->db->startTransaction();
|
||
|
auto builder = this->schema->getQueryBuilder();
|
||
|
q = builder->manyToManyInsert(tblName,
|
||
| ... | ... | |
|
|
||
|
EntityManager *EntityManager::getDefaultInstance() {
|
||
|
for (auto i = EntityManager::instances.constBegin();
|
||
|
i != EntityManager::instances.constEnd(); ++i) {
|
||
|
i != EntityManager::instances.constEnd(); ++i) {
|
||
|
return i.value();
|
||
|
}
|
||
|
return nullptr;
|
||
| ... | ... | |
|
}
|
||
|
|
||
|
void EntityManager::setNullEntityPropertyRelation(QVariant &var,
|
||
|
const Relation &r) {
|
||
|
const Relation &r) {
|
||
|
if (r.getCascadeType().contains(CascadeType::REMOVE)
|
||
|
|| r.getCascadeType().contains(CascadeType::ALL)) {
|
||
|
this->removeEntity(var);
|
||
| ... | ... | |
|
}
|
||
|
|
||
|
void EntityManager::removeManyToManyEntityList(const QSharedPointer<Entity> &e,
|
||
|
const Relation &r,
|
||
|
QVariant &var) {
|
||
|
const Relation &r,
|
||
|
QVariant &var) {
|
||
|
if (!var.isNull() && var.canConvert<QVariantList>()) {
|
||
|
auto list = EntityInstanceFactory::castQVariantList(var);
|
||
|
if (!list.isEmpty()) {
|
||
| ... | ... | |
|
QString tblName = builder->generateManyToManyTableName(e, ptr, r);
|
||
|
if (this->schema->getTables().contains(tblName)) {
|
||
|
QSqlQuery q = builder->manyToManyDelete(
|
||
|
tblName, builder->generateManyToManyColumnName(e),
|
||
|
e->getProperty(e->getPrimaryKey()).toLongLong());
|
||
|
tblName, builder->generateManyToManyColumnName(e),
|
||
|
e->getProperty(e->getPrimaryKey()).toLongLong());
|
||
|
if (this->db->exec(q)) {
|
||
|
bool refresh = r.getCascadeType().contains(CascadeType::REFRESH)
|
||
|
|| r.getCascadeType().contains(CascadeType::ALL);
|
||
|
|| r.getCascadeType().contains(CascadeType::ALL);
|
||
|
bool remove = r.getCascadeType().contains(CascadeType::REMOVE)
|
||
|
|| r.getCascadeType().contains(CascadeType::ALL);
|
||
|
|| r.getCascadeType().contains(CascadeType::ALL);
|
||
|
auto fkProp = EntityHelper::mappedProperty(r, ptr);
|
||
|
for (int var = 0; var < list.size(); ++var) {
|
||
|
auto entity = list.at(var);
|
||
| ... | ... | |
|
}
|
||
|
|
||
|
QList<QSharedPointer<Entity>> EntityManager::saveRelationEntities(
|
||
|
const QList<QSharedPointer<Entity> > &list, const Relation &r,
|
||
|
QList<Entity *> &mergedObjects) {
|
||
|
const QList<QSharedPointer<Entity> > &list, const Relation &r,
|
||
|
QList<Entity *> &mergedObjects) {
|
||
|
QList<QSharedPointer<Entity>> saved = QList<QSharedPointer<Entity>>();
|
||
|
QSharedPointer<Entity> ptr;
|
||
|
for (int var = 0; var < list.size(); ++var) {
|
||
| ... | ... | |
|
QSqlQuery q;
|
||
|
if (!newItem) {
|
||
|
q = builder->manyToManyDelete(
|
||
|
tblName, builder->generateManyToManyColumnName(entity),
|
||
|
entity->getProperty(entity->getPrimaryKey()).toLongLong());
|
||
|
tblName, builder->generateManyToManyColumnName(entity),
|
||
|
entity->getProperty(entity->getPrimaryKey()).toLongLong());
|
||
|
ok = this->db->exec(q);
|
||
|
} else {
|
||
|
q = builder->getQuery();
|
||
| ... | ... | |
|
}
|
||
|
|
||
|
void EntityManager::missingManyToManyTable(const QString &tblName,
|
||
|
const QSharedPointer<Entity> &e, const Relation &r) {
|
||
|
const QSharedPointer<Entity> &e, const Relation &r) {
|
||
|
this->logger->logMsg("MANY_TO_MANY Table " + tblName + " is missing.\n" +
|
||
|
"Entity " + EntityHelper::getClassName(e.data()) +
|
||
|
" is affected.\n" + "Relation of property: " + r.getPropertyName(),
|
||
| ... | ... | |
|
void EntityManager::manyToMany(const QSharedPointer<Entity> &entity,
|
||
|
const QMetaProperty &property, const Relation &relation, const bool refresh) {
|
||
|
QSharedPointer<Entity> secEntityPtr = QSharedPointer<Entity>
|
||
|
(EntityInstanceFactory::createInstance(EntityInstanceFactory::extractEntityType(
|
||
|
QString(property.typeName()))));
|
||
|
(EntityInstanceFactory::createInstance(EntityInstanceFactory::extractEntityType(
|
||
|
QString(property.typeName()))));
|
||
|
auto builder = this->schema->getQueryBuilder();
|
||
|
if (secEntityPtr) {
|
||
|
QString tblName = builder->generateManyToManyTableName(entity, secEntityPtr,
|
||
|
relation);
|
||
|
relation);
|
||
|
if (this->schema->getTables().contains(tblName)) {
|
||
|
QSqlQuery q = builder->manyToMany(tblName,
|
||
|
builder->generateManyToManyColumnName(entity),
|
||
| ... | ... | |
|
}
|
||
|
|
||
|
QList<QSharedPointer<Entity> > EntityManager::findEntityByAttributes(
|
||
|
const QSharedPointer<Entity>
|
||
|
&entity,
|
||
|
bool ignoreID) {
|
||
|
const QSharedPointer<Entity>
|
||
|
&entity,
|
||
|
bool ignoreID) {
|
||
|
auto maps = this->findAllByAttributes(entity, ignoreID);
|
||
|
return this->convert(maps, EntityHelper::getClassname(entity.data()));
|
||
|
}
|
||
|
|
||
|
QHash<QString, QVariant> EntityManager::findByPk(qint64 id,
|
||
|
const QSharedPointer<Entity>
|
||
|
&e) {
|
||
|
const QSharedPointer<Entity>
|
||
|
&e) {
|
||
|
QSqlQuery q = this->schema->getQueryBuilder()->find(id, e, 0,
|
||
|
e->getPrimaryKey());
|
||
|
e->getPrimaryKey());
|
||
|
auto listMap = this->convertQueryResult(q);
|
||
|
if (!listMap.isEmpty()) {
|
||
|
return listMap.at(0);
|
||
| ... | ... | |
|
|
||
|
|
||
|
QList<QHash<QString, QVariant> > EntityManager::findAllByAttributes(
|
||
|
const QSharedPointer<Entity>
|
||
|
&entity,
|
||
|
bool ignoreID) {
|
||
|
const QSharedPointer<Entity>
|
||
|
&entity,
|
||
|
bool ignoreID) {
|
||
|
QSqlQuery q = this->schema->getQueryBuilder()->findByAttributes(
|
||
|
entity, ignoreID);
|
||
|
entity, ignoreID);
|
||
|
return this->convertQueryResult(q);
|
||
|
}
|
||
|
|
||
|
QList<QHash <QString, QVariant> > EntityManager::findAllByAttributes(
|
||
|
const QHash<QString, QVariant> &m, const QString &tblname, bool ignoreID) {
|
||
|
const QHash<QString, QVariant> &m, const QString &tblname, bool ignoreID) {
|
||
|
QSqlQuery q = this->schema->getQueryBuilder()->findByAttributes(m,
|
||
|
tblname, ignoreID);
|
||
|
tblname, ignoreID);
|
||
|
return this->convertQueryResult(q);
|
||
|
}
|
||
|
|
||
|
QList<QHash<QString, QVariant> > EntityManager::convertQueryResult(
|
||
|
QSqlQuery &q) {
|
||
|
QSqlQuery &q) {
|
||
|
QList<QHash <QString, QVariant> > listmap = QList<QHash <QString, QVariant> >();
|
||
|
this->db->select(q);
|
||
|
QSqlRecord rec = q.record();
|
||
| ... | ... | |
|
}
|
||
|
|
||
|
QList<QHash <QString, QVariant> > EntityManager::findAll(
|
||
|
const QSharedPointer<Entity> &e) {
|
||
|
const QSharedPointer<Entity> &e) {
|
||
|
QSqlQuery q = this->schema->getQueryBuilder()->findAll(e);
|
||
|
return this->convertQueryResult(q);
|
||
|
}
|
||
| ... | ... | |
|
const Relation r = iterator.key();
|
||
|
const QMetaProperty property = iterator.value();
|
||
|
QString colName = this->schema->getQueryBuilder()->generateColumnNameID(
|
||
|
r.getPropertyName());
|
||
|
r.getPropertyName());
|
||
|
switch (r.getType()) {
|
||
|
case RelationType::MANY_TO_ONE:
|
||
|
if (map.contains(colName)) {
|
||
| ... | ... | |
|
bool EntityManager::createTable(const QSharedPointer<Entity> &entity,
|
||
|
bool createRelationTables) {
|
||
|
return this->schema->getQueryBuilder()->createTable(entity,
|
||
|
createRelationTables);
|
||
|
createRelationTables);
|
||
|
}
|
||
|
|
||
|
bool EntityManager::createTable(QString className, bool createRelationTables) {
|
||
|
QSharedPointer<Entity> e = QSharedPointer<Entity>
|
||
|
(EntityInstanceFactory::createInstance(className));
|
||
|
(EntityInstanceFactory::createInstance(className));
|
||
|
return this->schema->getQueryBuilder()->createTable(e, createRelationTables);
|
||
|
}
|
||
|
|
||
| ... | ... | |
|
if (followInheritance) {
|
||
|
q.appendJoins(qb->joinBaseClasses(entity));
|
||
|
values = EntityHelper::getEntityAttributes(EntityHelper::getMetaProperties(
|
||
|
entity.data()), entity);
|
||
|
|
||
|
entity.data()), entity);
|
||
|
} else {
|
||
|
values = EntityHelper::getEntityAttributes(
|
||
|
EntityHelper::getNonInheritedMetaProperties(entity.data()), entity);
|
||
|
EntityHelper::getNonInheritedMetaProperties(entity.data()), entity);
|
||
|
}
|
||
|
//maybe filter MANY_TO_MANY and ONE_TO_MANY relations
|
||
|
q.appendFrom(entity->getTablename());
|
||
| ... | ... | |
|
}
|
||
|
|
||
|
QSharedPointer<Entity> EntityManager::convert(const QHash<QString, QVariant>
|
||
|
&map,
|
||
|
const char *classname, const bool refresh, const bool resolveRelations) {
|
||
|
&map,
|
||
|
const char *classname, const bool refresh, const bool resolveRelations) {
|
||
|
auto ptr = QSharedPointer<Entity>(EntityInstanceFactory::createInstance(
|
||
|
classname, map));
|
||
|
this->cache.insert(ptr);
|
||
| ... | ... | |
|
}
|
||
|
|
||
|
QList<QSharedPointer<Entity> > EntityManager::convert(
|
||
|
QList<QHash<QString, QVariant> > maps,
|
||
|
const char *classname, const bool refresh, const bool resolveRelations) {
|
||
|
QList<QHash<QString, QVariant> > maps,
|
||
|
const char *classname, const bool refresh, const bool resolveRelations) {
|
||
|
auto list = QList<QSharedPointer<Entity> >();
|
||
|
for (int var = 0; var < maps.size(); ++var) {
|
||
|
auto ptr = this->convert(maps.at(var), classname, refresh, resolveRelations);
|
||
| src/entitymanager.h | ||
|---|---|---|
|
class QueryInterpreter;
|
||
|
class EntityManager : public QObject {
|
||
|
Q_OBJECT
|
||
|
public slots:
|
||
|
public slots:
|
||
|
/**
|
||
|
* @brief startup
|
||
|
* @param version must be unique
|
||
| ... | ... | |
|
bool executeQuery(const QString &query);
|
||
|
QSharedPointer<Entity> findById(const qint64 &id, const QString &classname);
|
||
|
QList<QSharedPointer<Entity>> findEntityByAttributes(const
|
||
|
QSharedPointer<Entity> &entity,
|
||
|
bool ignoreID = false);
|
||
|
QSharedPointer<Entity> &entity,
|
||
|
bool ignoreID = false);
|
||
|
qint64 findId(QSharedPointer<Entity> &entity);
|
||
|
/**
|
||
|
* @todo should be an insert statement with many values
|
||
|
* @todo error handling
|
||
|
* @brief EntityManager::create
|
||
|
* @param entities
|
||
|
* @return
|
||
|
*/
|
||
|
bool create(QList<QSharedPointer<Entity>> &entities,
|
||
|
const bool persistRelations = true, const bool validate = true,
|
||
|
const bool relationsIgnoreHasChanged = false,
|
||
|
const bool checkDuplicate = false);
|
||
|
bool create(QList<QSharedPointer<Entity>> &entities, const bool persistRelations = true,
|
||
|
const bool checkDuplicate = false, const bool validate = true,
|
||
|
const bool relationsIgnoreHasChanged = false);
|
||
|
/**
|
||
|
* @brief EntityManager::create
|
||
|
* Will persist an entity in the database. Before its persisted it has the id -1(invalid id). If database persisting was succesfull it has a valid id.
|
||
| ... | ... | |
|
*/
|
||
|
bool hasChanged(QSharedPointer<Entity> &entity);
|
||
|
|
||
|
public:
|
||
|
public:
|
||
|
EntityManager(QSqlDatabase database, bool logQueries = false,
|
||
|
const bool inspectEntities = INSPECTENTITIES,
|
||
|
MsgType logActions = DEFAULTMSGTYPE);
|
||
| ... | ... | |
|
QSharedPointer<QueryBuilder> getQueryBuilder() const;
|
||
|
|
||
|
template<class T> QList<QSharedPointer<T>> find(Query &q,
|
||
|
const bool joinBaseClasses = false, const bool resolveRelations = true) {
|
||
|
const bool joinBaseClasses = false, const bool resolveRelations = true) {
|
||
|
QSharedPointer<Entity> ptr = QSharedPointer<Entity>
|
||
|
(EntityInstanceFactory::createInstance<T *>());
|
||
|
(EntityInstanceFactory::createInstance<T *>());
|
||
|
if (ptr) {
|
||
|
if (q.getFrom().isEmpty()) {
|
||
|
q.setFrom(QStringList(ptr->getTablename()));
|
||
| ... | ... | |
|
}
|
||
|
|
||
|
template<class T> QList<QSharedPointer<T>> findAll(const bool resolveRelations =
|
||
|
true) {
|
||
|
true) {
|
||
|
QSharedPointer<Entity> ptr = QSharedPointer<Entity>
|
||
|
(EntityInstanceFactory::createInstance<T *>());
|
||
|
(EntityInstanceFactory::createInstance<T *>());
|
||
|
if (ptr) {
|
||
|
auto maps = this->findAll(ptr);
|
||
|
auto converted = this->convert(maps, EntityHelper::getClassname(ptr.data()),
|
||
| ... | ... | |
|
|
||
|
template<class T>
|
||
|
QSharedPointer<T> findEntityByAttributes(
|
||
|
const QHash<QString, QVariant>
|
||
|
&attributes, const bool joinBaseClasses = false,
|
||
|
const bool resolveRelations = true) {
|
||
|
const QHash<QString, QVariant>
|
||
|
&attributes, const bool joinBaseClasses = false,
|
||
|
const bool resolveRelations = true) {
|
||
|
auto list = this->findAllEntitiesByAttributes<T>(attributes, 1, 0,
|
||
|
joinBaseClasses, resolveRelations);
|
||
|
joinBaseClasses, resolveRelations);
|
||
|
if (list.isEmpty()) {
|
||
|
return QSharedPointer<T>();
|
||
|
}
|
||
| ... | ... | |
|
|
||
|
template<class T> QList<QSharedPointer<T>> findAllEntitiesByAttributes(
|
||
|
const QHash<QString, QVariant> &attributes =
|
||
|
QHash<QString, QString>(), quint64 limit = 0, quint64 offset = 0,
|
||
|
bool joinBaseClasses = false, const bool resolveRelations = true) {
|
||
|
QHash<QString, QString>(), quint64 limit = 0, quint64 offset = 0,
|
||
|
bool joinBaseClasses = false, const bool resolveRelations = true) {
|
||
|
QSharedPointer<Entity> e = QSharedPointer<Entity>
|
||
|
(EntityInstanceFactory::createInstance<T *>());
|
||
|
(EntityInstanceFactory::createInstance<T *>());
|
||
|
if (e) {
|
||
|
Query query = Query(QStringList(e->getTablename()));
|
||
|
if (joinBaseClasses) {
|
||
| ... | ... | |
|
}
|
||
|
|
||
|
template<class T> QList<QSharedPointer<T>> findEntitiesBySql(
|
||
|
const QString &sql) {
|
||
|
const QString &sql) {
|
||
|
QSharedPointer<T> e = EntityInstanceFactory::createInstance<T *>();
|
||
|
if (e) {
|
||
|
QSqlQuery q = this->schema->getDatabase()->getQuery(sql);
|
||
| ... | ... | |
|
}
|
||
|
|
||
|
template<class T> QList<QSharedPointer<T>> convertList(const
|
||
|
QList<QSharedPointer<Entity>> &list) {
|
||
|
QList<QSharedPointer<Entity>> &list) {
|
||
|
QList<QSharedPointer<T>> newList = QList<QSharedPointer<T>>();
|
||
|
for (int i = 0; i < list.size(); ++i) {
|
||
|
newList.append(list.at(i).objectCast<T>());
|
||
| ... | ... | |
|
}
|
||
|
|
||
|
template<class T> QList<QSharedPointer<Entity>> convertToEntityList(
|
||
|
const QList<QSharedPointer<T>> &list) {
|
||
|
const QList<QSharedPointer<T>> &list) {
|
||
|
QList<QSharedPointer<Entity>> newList = QList<QSharedPointer<Entity>>();
|
||
|
for (int i = 0; i < list.size(); ++i) {
|
||
|
QSharedPointer<T> entity = list.at(i);
|
||
| ... | ... | |
|
return newList;
|
||
|
}
|
||
|
|
||
|
protected:
|
||
|
protected:
|
||
|
bool saveObject(QSharedPointer<Entity> &entity, QList<Entity *> &mergedObjects,
|
||
|
const bool persistRelations = true,
|
||
|
const bool ignoreHasChanged = false, const bool validate = true,
|
||
| ... | ... | |
|
QVariant &property, QList<Entity *> &mergedObjects,
|
||
|
const bool ignoreHasChanged = false, const bool newItem = false);
|
||
|
QList<QHash<QString, QVariant> > findAllByAttributes(const
|
||
|
QSharedPointer<Entity> &entity,
|
||
|
bool ignoreID = false);
|
||
|
QSharedPointer<Entity> &entity,
|
||
|
bool ignoreID = false);
|
||
|
QList<QHash<QString, QVariant> > findAllByAttributes(const
|
||
|
QHash<QString, QVariant> &m,
|
||
|
const QString &tblname,
|
||
|
bool ignoreID = false);
|
||
|
QHash<QString, QVariant> &m,
|
||
|
const QString &tblname,
|
||
|
bool ignoreID = false);
|
||
|
QSharedPointer<Entity> findById(const qint64 &id, QSharedPointer<Entity> &e,
|
||
|
const bool refresh = false);
|
||
|
/**
|
||
| ... | ... | |
|
bool newItem = false);
|
||
|
|
||
|
QList<QSharedPointer<Entity>> saveRelationEntities(const
|
||
|
QList<QSharedPointer<Entity>> &list, const Relation &r,
|
||
|
QList<Entity *> &mergedObjects);
|
||
|
QList<QSharedPointer<Entity>> &list, const Relation &r,
|
||
|
QList<Entity *> &mergedObjects);
|
||
|
/**
|
||
|
* @brief EntityManager::persistManyToMany
|
||
|
* @param entity
|
||
| ... | ... | |
|
QString generateObjectName();
|
||
|
void appendToInstanceList();
|
||
|
|
||
|
private:
|
||
|
private:
|
||
|
static QStringList connectionNames;
|
||
|
static QHash<QString, EntityManager *> instances;
|
||
|
QSharedPointer<Logger> logger;
|
||
Auch abrufbar als: Unified diff
bugfix