code: public static List<Map<String, String>> multiple(Map<String, String> settings, final int taskCount) {
      Preconditions.checkNotNull(settings, "settings cannot be null.");
      Preconditions.checkState(taskCount > 0, "taskCount must be greater than 0.");
      final List<Map<String, String>> result = new ArrayList<>(taskCount);
      for (int i = 0; i < taskCount; i++) {
        result.add(settings);
      }
      return ImmutableList.copyOf(result);
    }
docs: Method is used to generate a list of taskConfigs based on the supplied settings.
  
  @param settings
  @param taskCount
  @return