code: public java.util.List<ConfigurationOptionSetting> getOptionSettings() {
          if (optionSettings == null) {
              optionSettings = new com.amazonaws.internal.SdkInternalList<ConfigurationOptionSetting>();
          }
          return optionSettings;
      }
docs: <p>
  A list of the configuration options and their values in this configuration set.
  </p>
  
  @return A list of the configuration options and their values in this configuration set.