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Workaround explicit in-class specialization to if constexpr #6206

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This commit is contained in:
Thomas Krijnen
2025-02-24 13:30:24 +01:00
parent e06684e274
commit 7331f7361f
1 changed files with 65 additions and 67 deletions
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src/ifcparse/IfcHierarchyHelper.h
+65 -67
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@@ -404,81 +404,79 @@ class IFC_PARSE_API IfcHierarchyHelper : public IfcParse::IfcFile {
template <class T>
void addRelatedObject(typename Schema::IfcObjectDefinition* relating_object,
typename Schema::IfcObjectDefinition* related_object,
typename Schema::IfcOwnerHistory* owner_hist = 0) {
typename T::list::ptr li = instances_by_type<T>();
bool found = false;
for (typename T::list::it i = li->begin(); i != li->end(); ++i) {
T* rel = *i;
try {
if (get_parent_of_relation(rel) == relating_object) {
aggregate_of_instance::ptr products = get_children_of_relation(rel);
products->push(related_object);
set_children_of_relation(rel, products);
typename Schema::IfcOwnerHistory* owner_hist = 0)
{
if constexpr (std::is_same_v<T, typename Schema::IfcRelDefinesByType>) {
typename Schema::IfcRelDefinesByType::list::ptr li = instances_by_type<typename Schema::IfcRelDefinesByType>();
bool found = false;
for (typename Schema::IfcRelDefinesByType::list::it i = li->begin(); i != li->end(); ++i) {
typename Schema::IfcRelDefinesByType* rel = *i;
if (rel->RelatingType() == related_object) {
typename Schema::IfcObject::list::ptr objects = rel->RelatedObjects();
objects->push((typename Schema::IfcObject*)related_object);
rel->setRelatedObjects(objects);
found = true;
break;
}
} catch (std::exception& e) {
Logger::Error(e);
} catch (...) {
Logger::Error("Unknown error in addRelatedObject()");
}
}
if (!found) {
if (!owner_hist) {
owner_hist = getSingle<typename Schema::IfcOwnerHistory>();
}
if (!owner_hist) {
owner_hist = addOwnerHistory();
}
if (!found) {
if (!owner_hist) {
owner_hist = getSingle<typename Schema::IfcOwnerHistory>();
}
if (!owner_hist) {
owner_hist = addOwnerHistory();
}
typename Schema::IfcObject::list::ptr related_objects(new aggregate_of<typename Schema::IfcObject>());
related_objects->push((typename Schema::IfcObject*)related_object);
typename Schema::IfcRelDefinesByType* t = new typename Schema::IfcRelDefinesByType(IfcParse::IfcGlobalId(), owner_hist, boost::none, boost::none, related_objects, related_object->as<typename Schema::IfcTypeObject>);
aggregate_of_instance::ptr related_objects(new aggregate_of_instance);
related_objects->push(related_object);
IfcEntityInstanceData data = IfcEntityInstanceData(storage_t(T::Class().attribute_count()));
data.storage_.set(0, (std::string)IfcParse::IfcGlobalId());
data.storage_.set(1, owner_hist);
int relating_index = 4;
int related_index = 5;
if (T::Class().name() == "IfcRelContainedInSpatialStructure" || std::is_base_of<typename Schema::IfcRelDefines, T>::value) {
// some classes have attributes reversed.
std::swap(relating_index, related_index);
addEntity(t);
}
data.storage_.set(relating_index, relating_object);
data.storage_.set(related_index, related_objects);
T* t = (T*)Schema::get_schema().instantiate(&T::Class(), std::move(data));
addEntity(t);
}
}
template <>
void addRelatedObject<typename Schema::IfcRelDefinesByType>(typename Schema::IfcObjectDefinition* relating_type,
typename Schema::IfcObjectDefinition* related_object,
typename Schema::IfcOwnerHistory* owner_hist) {
typename Schema::IfcRelDefinesByType::list::ptr li = instances_by_type<typename Schema::IfcRelDefinesByType>();
bool found = false;
for (typename Schema::IfcRelDefinesByType::list::it i = li->begin(); i != li->end(); ++i) {
typename Schema::IfcRelDefinesByType* rel = *i;
if (rel->RelatingType() == relating_type) {
typename Schema::IfcObject::list::ptr objects = rel->RelatedObjects();
objects->push((typename Schema::IfcObject*)related_object);
rel->setRelatedObjects(objects);
found = true;
break;
} else {
typename T::list::ptr li = instances_by_type<T>();
bool found = false;
for (typename T::list::it i = li->begin(); i != li->end(); ++i) {
T* rel = *i;
try {
if (get_parent_of_relation(rel) == relating_object) {
aggregate_of_instance::ptr products = get_children_of_relation(rel);
products->push(related_object);
set_children_of_relation(rel, products);
found = true;
break;
}
} catch (std::exception& e) {
Logger::Error(e);
} catch (...) {
Logger::Error("Unknown error in addRelatedObject()");
}
}
}
if (!found) {
if (!owner_hist) {
owner_hist = getSingle<typename Schema::IfcOwnerHistory>();
}
if (!owner_hist) {
owner_hist = addOwnerHistory();
}
typename Schema::IfcObject::list::ptr related_objects(new aggregate_of<typename Schema::IfcObject>());
related_objects->push((typename Schema::IfcObject*)related_object);
typename Schema::IfcRelDefinesByType* t = new typename Schema::IfcRelDefinesByType(IfcParse::IfcGlobalId(), owner_hist, boost::none, boost::none, related_objects, (typename Schema::IfcTypeObject*)relating_type);
if (!found) {
if (!owner_hist) {
owner_hist = getSingle<typename Schema::IfcOwnerHistory>();
}
if (!owner_hist) {
owner_hist = addOwnerHistory();
}
addEntity(t);
aggregate_of_instance::ptr related_objects(new aggregate_of_instance);
related_objects->push(related_object);
IfcEntityInstanceData data = IfcEntityInstanceData(storage_t(T::Class().attribute_count()));
data.storage_.set(0, (std::string)IfcParse::IfcGlobalId());
data.storage_.set(1, owner_hist);
int relating_index = 4;
int related_index = 5;
if (T::Class().name() == "IfcRelContainedInSpatialStructure" || std::is_base_of<typename Schema::IfcRelDefines, T>::value) {
// some classes have attributes reversed.
std::swap(relating_index, related_index);
}
data.storage_.set(relating_index, relating_object);
data.storage_.set(related_index, related_objects);
T* t = (T*)Schema::get_schema().instantiate(&T::Class(), std::move(data));
addEntity(t);
}
}
}