bool BaseTagHDF5::hasReference(const std::string &name_or_id) const {
std::string id = name_or_id;
if (!util::looksLikeUUID(name_or_id) && block()->hasDataArray(name_or_id)) {
id = block()->getDataArray(name_or_id)->id();
}
return refs_group() ? refs_group()->hasGroup(id) : false;
}
void BaseTagHDF5::addReference(const std::string &name_or_id) {
boost::optional<Group> g = refs_group(true);
if (!block()->hasDataArray(name_or_id))
throw std::runtime_error("BaseTagHDF5::addReference: DataArray not found in block!");
auto target = dynamic_pointer_cast<DataArrayHDF5>(block()->getDataArray(name_or_id));
g->createLink(target->group(), target->id());
}
std::shared_ptr<IDataArray> BaseTagHDF5::getReference(const std::string &name_or_id) const {
std::shared_ptr<IDataArray> da;
boost::optional<H5Group> g = refs_group(false);
std::string id = block()->resolveEntityId({name_or_id, ObjectType::DataArray});
if (g && hasReference(id)) {
H5Group group = g->openGroup(id);
da = std::make_shared<DataArrayHDF5>(file(), block(), group);
}
return da;
}
bool BaseTagHDF5::removeReference(const std::string &name_or_id) {
boost::optional<Group> g = refs_group();
bool removed = false;
if (g && hasReference(name_or_id)) {
shared_ptr<IDataArray> reference = getReference(name_or_id);
g->removeGroup(reference->id());
removed = true;
}
return removed;
}
shared_ptr<IDataArray> BaseTagHDF5::getReference(const std::string &name_or_id) const {
shared_ptr<IDataArray> da;
boost::optional<Group> g = refs_group();
std::string id = name_or_id;
if (!util::looksLikeUUID(name_or_id) && block()->hasDataArray(name_or_id)) {
id = block()->getDataArray(name_or_id)->id();
}
if (g && hasReference(id)) {
Group group = g->openGroup(id);
da = make_shared<DataArrayHDF5>(file(), block(), group);
}
return da;
}
shared_ptr<IDataArray> BaseTagHDF5::getReference(size_t index) const {
boost::optional<Group> g = refs_group();
string id = g ? g->objectName(index) : "";
return getReference(id);
}
ndsize_t BaseTagHDF5::referenceCount() const {
boost::optional<Group> g = refs_group();
return g ? g->objectCount() : size_t(0);
}
bool BaseTagHDF5::hasReference(const std::string &name_or_id) const {
std::string id = block()->resolveEntityId({name_or_id, ObjectType::DataArray});
return refs_group(false) ? refs_group(false)->hasGroup(id) : false;
}