code: public boolean deleteLogAsync(String logName) throws ExecutionException, InterruptedException {
      // [START deleteLogAsync]
      Future<Boolean> future = logging.deleteLogAsync(logName);
      // ...
      boolean deleted = future.get();
      if (deleted) {
        // the log was deleted
      } else {
        // the log was not found
      }
      // [END deleteLogAsync]
      return deleted;
    }
docs: [VARIABLE "my_log_name"]