Method add_attribute

tiledb/sm/array_schema/array_schema_evolution.cc:188–214

}

void ArraySchemaEvolution::add_attribute(shared_ptr<const Attribute> attr) {
  std::lock_guard<std::mutex> lock(mtx_);
  if (!attr) {
    throw ArraySchemaEvolutionException(
        "Cannot add attribute; Input attribute is null");
  }
  for (const auto& a : attributes_to_add_) {
    if (a->name() == attr->name()) {
      throw ArraySchemaEvolutionException(
          "Cannot add attribute; Input attribute name is already there");
    }
  }

  // Create new attribute and potentially set a default name
  /*
   * At present, the container for attributes within the schema evolution
   * object is based on `unique_ptr`. The argument is `shared_ptr`, since
   * that's how C API handles and `class Array` store them. It might be better
   * to change the container type, but until then, we copy the attribute into
   * a new allocation.
   */
  attributes_to_add_.push_back(
      tdb_unique_ptr<Attribute>(tdb_new(Attribute, *attr)));
  if (attributes_to_drop_.find(attr->name()) != attributes_to_drop_.end()) {
    attributes_to_drop_.erase(attr->name());
  }
}

std::vector<std::string> ArraySchemaEvolution::attribute_names_to_add() const {
  std::lock_guard<std::mutex> lock(mtx_);