Method AppendValue

cpp/src/arrow/json/from_string.cc:544–560

  Status Init() override { return this->MakeConcreteBuilder(&builder_); }

  Status AppendValue(const rj::Value& json_obj) override {
    if (json_obj.IsNull()) {
      return this->AppendNull();
    }
    if (json_obj.IsString()) {
      auto view = std::string_view(json_obj.GetString(), json_obj.GetStringLength());
      if (view.length() != static_cast<size_t>(builder_->byte_width())) {
        std::stringstream ss;
        ss << "Invalid string length " << view.length() << " in JSON input for "
           << this->type_->ToString();
        return Status::Invalid(ss.str());
      }
      return builder_->Append(view);
    } else {
      return JSONTypeError("string", json_obj.GetType());
    }
  }

  std::shared_ptr<ArrayBuilder> builder() override { return builder_; }