Revision e8d1537c
Von Christian Ehringfeld vor fast 9 Jahren hinzugefügt
| src/entitymanager.cpp | ||
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void EntityManager::refresh(QSharedPointer<Entity> &entity) {
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entity = this->findById(entity->getProperty(
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entity->getPrimaryKey()).toLongLong(),
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QString(entity->getClassname()));
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EntityHelper::getClassName(entity.data()));
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}
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void EntityManager::setSchema(const QSharedPointer<Schema> &value) {
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const bool refresh) {
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QSharedPointer<Entity> r;
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if (!e.isNull() && (refresh
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|| !(r = this->cache.get(id, QString(e->getClassname()))))) {
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|| !(r = this->cache.get(id, EntityHelper::getClassname(e.data()))))) {
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e->setId(id);
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auto map = this->findByPk(id, e);
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r = this->convert(map, e->getClassname(), refresh);
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r = this->convert(map, EntityHelper::getClassname(e.data()), refresh);
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}
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return r;
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}
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return this->findById(id, e);
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}
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QSharedPointer<Entity> EntityManager::convert(const QHash<QString, QVariant>
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&map,
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const char *classname, const bool refresh) {
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auto ptr = QSharedPointer<Entity>(EntityInstanceFactory::createInstance(
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classname, map));
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this->cache.insert(ptr);
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this->resolveRelations(ptr, map, refresh);
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return ptr;
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}
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QList<QSharedPointer<Entity> > EntityManager::convert(
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QList<QHash<QString, QVariant> > maps,
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const char *classname, const bool refresh) {
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auto list = QList<QSharedPointer<Entity> >();
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for (int var = 0; var < maps.size(); ++var) {
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auto ptr = this->convert(maps.at(var), classname, refresh);
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list.append(ptr);
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this->cache.insert(ptr);
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}
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return list;
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}
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void EntityManager::manyToOne(const QSharedPointer<Entity> &entity,
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const QVariant &id,
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const QMetaProperty &property, const bool refresh) {
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&& (ptr = this->cache.get(convertedId, className)) && ptr)) {
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ptr = this->findById(convertedId, className);
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}
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this->setProperty(entity, ptr, property);
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EntityHelper::setProperty(entity, ptr, property);
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}
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}
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this->schema->getQueryBuilder()->generateColumnNameID(r.getMappedBy()),
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entity->getId());
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auto listMap = this->convertQueryResult(q);
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auto entities = this->convert(listMap, e->getClassname(), refresh);
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this->setListProperty(entity, entities, property);
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auto entities = this->convert(listMap, EntityHelper::getClassname(e.data()), refresh);
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EntityHelper::setListProperty(entity, entities, property);
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}
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}
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}
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r.getMappedBy()),
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entity->getProperty(entity->getPrimaryKey()).toLongLong(), 1);
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auto listMap = this->convertQueryResult(q);
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auto entities = this->convert(listMap, e->getClassname(), refresh);
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auto entities = this->convert(listMap, EntityHelper::getClassname(e.data()), refresh);
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if (!entities.isEmpty()) {
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QSharedPointer<Entity> ptr = entities.at(0);
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this->setProperty(entity, ptr, property);
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EntityHelper::setProperty(entity, ptr, property);
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}
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}
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}
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return relation.getType() == r && var.canConvert<QVariantList>();
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}
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void EntityManager::setListProperty(const QSharedPointer<Entity> &entity,
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QList<QSharedPointer<Entity> > &list,
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const QMetaProperty &property) const {
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QVariant var;
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var.setValue<QList<QSharedPointer<Entity>>>(list);
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property.write(entity.data(),var);
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}
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void EntityManager::addEntityToListProperty(const QSharedPointer<Entity>
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&entity, QSharedPointer<Entity> add, const QMetaProperty &property) {
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QVariant var = property.read(entity.data());
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if (!var.isNull() && var.canConvert<QList<QVariant>>()) {
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auto list = EntityInstanceFactory::castQVariantList(var);
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if (!list.contains(add)) {
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list.append(add);
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this->setListProperty(entity, list, property);
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}
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}
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}
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void EntityManager::setProperty(const QSharedPointer<Entity> &entity,
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QSharedPointer<Entity> value,
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const QMetaProperty &property) const {
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if (value && value->getProperty(value->getPrimaryKey()).toLongLong()
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> -1) {
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QVariant var;
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var.setValue<QSharedPointer<Entity>>(value);
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property.write(entity.data(), var);
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}
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}
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void EntityManager::savePrePersistedRelations(const QSharedPointer<Entity>
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&entity) {
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auto relations = entity->getRelationProperties();
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auto relations = EntityHelper::getRelationProperties(entity.data());
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auto iterator = relations.constBegin();
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while (iterator != relations.constEnd()) {
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const Relation r = iterator.key();
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auto e = EntityInstanceFactory::castQVariant(var);
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if (this->shouldBeSaved(e, r)) {
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this->save(e);
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if(!r.getMappedBy().isEmpty()) {
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auto props = EntityHelper::getMetaProperties(e.data());
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if(props.contains(r.getMappedBy())) {
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EntityHelper::addEntityToListProperty(e,entity,props.value(r.getMappedBy()));
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}
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}
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}
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} else if (r.getType() == RelationType::ONE_TO_ONE
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&& r.getMappedBy().isEmpty()) {
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auto entity = EntityInstanceFactory::castQVariant(var);
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this->save(entity);
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} else if (r.getType() == RelationType::ONE_TO_ONE) {
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auto e = EntityInstanceFactory::castQVariant(var);
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this->save(e);
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/**
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@todo find relation of the other entity
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*/
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// if(!r.getMappedBy().isEmpty()) {
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// e->setProperty(r.getMappedBy(),entity);
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// }
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}
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}
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++iterator;
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| ... | ... | |
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void EntityManager::savePostPersistedRelations(const QSharedPointer<Entity>
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&entity) {
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auto relations = entity->getRelationProperties();
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auto relations = EntityHelper::getRelationProperties(entity.data());
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auto iterator = relations.constBegin();
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while (iterator != relations.constEnd()) {
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const Relation r = iterator.key();
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} else if (this->canPersistRelation(r, RelationType::ONE_TO_MANY, var)) {
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QList<QSharedPointer<Entity>> list = EntityInstanceFactory::castQVariantList(
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var);
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if(!list.isEmpty()) {
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//auto foreignEntityProps = list.at(0)->getMetaProperties();
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//QString propertyName = r.getMappedBy() ||
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for (int var = 0; var < list.size(); ++var) {
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auto entity = list.at(var);
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if (this->shouldBeSaved(entity, r)) {
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this->save(entity);
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auto e = list.at(var);
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if (this->shouldBeSaved(e, r)) {
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this->save(e);
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}
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//this->addEntityToListProperty();
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}
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}
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} else if (r.getType() == RelationType::ONE_TO_ONE
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&& !r.getMappedBy().isEmpty()) {
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auto entity = EntityInstanceFactory::castQVariant(var);
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this->save(entity);
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auto e = EntityInstanceFactory::castQVariant(var);
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this->save(e);
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}
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}
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++iterator;
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| ... | ... | |
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builder->generateManyToManyColumnName(entity),
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builder->generateManyToManyColumnName(ptr));
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q.bindValue(0, entity->getProperty(entity->getPrimaryKey()));
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auto prop = this->mappedProperty(r, ptr);
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auto prop = EntityHelper::mappedProperty(r, ptr);
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QSharedPointer<Entity> item;
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for (int var = 0; var < saved.size(); ++var) {
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item = list.at(var);
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q.bindValue(1, item->getProperty(ptr->getPrimaryKey()));
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this->schema->getDatabase()->exec(q);
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if (prop.isReadable()) {
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this->addEntityToListProperty(ptr, entity, prop);
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EntityHelper::addEntityToListProperty(ptr, entity, prop);
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} else {
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qDebug() << "Query exec for many to many relation failed." <<
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q.lastError().text();
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qDebug() << "Involved entities: " << entity->getClassname() <<
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"(MainEntitiy) and " << ptr->getClassname();
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qDebug() << "Involved entities: " << EntityHelper::getClassName(entity.data()) <<
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"(MainEntitiy) and " << EntityHelper::getClassName(ptr.data());
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qDebug() << "Relation:" << r.getPropertyName();
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}
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}
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| ... | ... | |
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}
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}
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QMetaProperty EntityManager::mappedProperty(const Relation &r,
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const QSharedPointer<Entity> &foreignEntity) const {
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QMetaProperty prop;
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auto props = foreignEntity->getMetaProperties();
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if (!r.getMappedBy().isEmpty() && props.contains(r.getMappedBy())) {
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prop = props.value(r.getMappedBy());
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} else {
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auto relations = foreignEntity->getRelations();
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for (auto iterator = relations.constBegin(); iterator != relations.constEnd();
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++iterator) {
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auto rel = iterator.value();
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if (rel.getMappedBy() == r.getPropertyName()) {
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prop = props.value(rel.getPropertyName());
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break;
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}
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}
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}
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return prop;
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}
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bool EntityManager::shouldBeSaved(QSharedPointer<Entity> &entity,
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const Relation &r) {
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return entity && (r.getCascadeType().contains(CascadeType::ALL)
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| ... | ... | |
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}
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void EntityManager::removeRelations(const QSharedPointer<Entity> &entity) {
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auto props = entity->getRelationProperties();
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auto props = EntityHelper::getRelationProperties(entity.data());
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auto iterator = props.constBegin();
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while (iterator != props.constEnd()) {
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const Relation r = iterator.key();
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&& var.canConvert<QVariantList>()) {
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auto list = EntityInstanceFactory::castQVariantList(var);
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if (!list.isEmpty()) {
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auto metas = list.at(0)->getMetaProperties();
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auto metas = EntityHelper::getMetaProperties(list.at(0).data());
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if (metas.contains(r.getMappedBy())) {
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for (int var = 0; var < list.size(); ++var) {
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auto entity = list.at(var);
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this->setProperty(entity, QSharedPointer<Entity>(),
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EntityHelper::setProperty(entity, QSharedPointer<Entity>(),
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metas.value(r.getMappedBy()));
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this->save(entity);
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}
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this->removeEntity(var);
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} else if (!r.getMappedBy().isEmpty() && !var.isNull()) {
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auto e = EntityInstanceFactory::castQVariant(var);
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auto metas = e->getMetaProperties();
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auto metas = EntityHelper::getMetaProperties(e.data());
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if (metas.contains(r.getMappedBy())) {
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this->setProperty(e, QSharedPointer<Entity>(), metas.value(r.getMappedBy()));
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EntityHelper::setProperty(e, QSharedPointer<Entity>(), metas.value(r.getMappedBy()));
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this->save(e);
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}
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}
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}
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void EntityManager::removeEntity(QVariant &var) {
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if (!var.isNull()) {
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auto e = EntityInstanceFactory::castQVariant(var);
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| ... | ... | |
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auto id = listMap.at(var).value(builder->generateManyToManyColumnName(
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secEntityPtr));
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if (!refresh
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&& this->cache.contains(id.toLongLong(), secEntityPtr->getClassname())) {
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auto entity2 = this->cache.get(id.toLongLong(), secEntityPtr->getClassname());
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&& this->cache.contains(id.toLongLong(), EntityHelper::getClassname(secEntityPtr.data()))) {
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auto entity2 = this->cache.get(id.toLongLong(), EntityHelper::getClassname(secEntityPtr.data()));
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entities.append(entity2);
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//this->addEntityToListProperty(entity,entity2,property);
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} else {
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auto entity2 = this->findById(id.toLongLong(), secEntityPtr->getClassname());
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auto entity2 = this->findById(id.toLongLong(), EntityHelper::getClassname(secEntityPtr.data()));
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//this->addEntityToListProperty(entity,entity2,property);
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entities.append(entity2);
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}
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}
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if(!entities.isEmpty()) {
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this->setListProperty(entity, entities, property);
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EntityHelper::setListProperty(entity, entities, property);
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}
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} else {
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qDebug() << "MANY_TO_MANY Table " << tblName << " not exists";
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| ... | ... | |
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&entity,
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bool ignoreID) {
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auto maps = this->findAllByAttributes(entity, ignoreID);
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return this->convert(maps, entity->getClassname());
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return this->convert(maps, EntityHelper::getClassname(entity.data()));
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}
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/**
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| ... | ... | |
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rc = this->db->exec(query);
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if (!rc) {
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qDebug() << "Query failed:" << query.lastError().text() << " of class " <<
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entity->getClassname();
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EntityHelper::getClassname(entity.data());
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break;
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}
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if (first) {
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| ... | ... | |
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void EntityManager::resolveRelations(const QSharedPointer<Entity> &entity,
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const QHash<QString, QVariant> &map, const bool refresh) {
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auto props = entity->getRelationProperties();
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auto props = EntityHelper::getRelationProperties(entity.data());
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auto iterator = props.constBegin();
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while (iterator != props.constEnd()) {
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const Relation r = iterator.key();
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| ... | ... | |
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void EntityManager::setConnectionNames(QStringList list) {
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EntityManager::connectionNames = list;
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}
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QSharedPointer<Entity> EntityManager::convert(const QHash<QString, QVariant>
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&map,
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const char *classname,const bool refresh) {
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auto ptr = QSharedPointer<Entity>(EntityInstanceFactory::createInstance(
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classname, map));
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this->cache.insert(ptr);
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this->resolveRelations(ptr, map, refresh);
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return ptr;
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}
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QList<QSharedPointer<Entity> > EntityManager::convert(
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QList<QHash<QString, QVariant> > maps,
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const char *classname,const bool refresh) {
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auto list = QList<QSharedPointer<Entity> >();
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for (int var = 0; var < maps.size(); ++var) {
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auto ptr = this->convert(maps.at(var), classname, refresh);
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list.append(ptr);
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this->cache.insert(ptr);
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}
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return list;
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}
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Auch abrufbar als: Unified diff
entityhelper class