message: Check if class name black list and white list are mutually exclusive
diff: @@ -57,19 +57,31 @@ CreateImageClassifierCppOptionsFromCOptions(
  else
  return nullptr;
  - if (c_options->base_options.compute_settings.tflite_settings.cpu_settings
  - .num_threads > 0)
  + int num_threads =
  + c_options->base_options.compute_settings.tflite_settings.cpu_settings
  + .num_threads if (c_options->base_options.compute_settings
  + .tflite_settings.cpu_settings.num_threads > 0)
  cpp_options->mutable_base_options()
  ->mutable_compute_settings()
  ->mutable_tflite_settings()
  ->mutable_cpu_settings()
  ->set_num_threads(c_options->base_options.compute_settings
  .tflite_settings.cpu_settings.num_threads);
  + else {
  + cpp_options->mutable_base_options()
  + ->mutable_compute_settings()
  + ->mutable_tflite_settings()
  + ->mutable_cpu_settings()
  + ->set_num_threads(-1);
  + }
  if (c_options->classification_options.class_name_blacklist.length > 0 &&
  c_options->classification_options.class_name_whitelist.length > 0)
  return nullptr;
  + if (c_options->classification_options.class_name_blacklist.length > 0 &&
  + c_options->classification_options.class_name_whitelist.length)
  + return nullptr;
  if (c_options->classification_options.class_name_blacklist.length > 0) {
  for (int i = 0;
  i < c_options->classification_options.class_name_blacklist.length; i++)
  