code: public java.util.List<String> getInternetGatewayIds() {
          if (internetGatewayIds == null) {
              internetGatewayIds = new com.amazonaws.internal.SdkInternalList<String>();
          }
          return internetGatewayIds;
      }
docs: <p>
  One or more internet gateway IDs.
  </p>
  <p>
  Default: Describes all your internet gateways.
  </p>
  
  @return One or more internet gateway IDs.</p>
  <p>
  Default: Describes all your internet gateways.