code: @Override
      public ListOfferingsResult listOfferings(ListOfferingsRequest request) {
          request = beforeClientExecution(request);
          return executeListOfferings(request);
      }
docs: List offerings available for purchase.
  
  @param listOfferingsRequest
  Placeholder documentation for ListOfferingsRequest
  @return Result of the ListOfferings operation returned by the service.
  @throws BadRequestException
  This request was invalid
  @throws InternalServerErrorException
  Internal service error
  @throws ForbiddenException
  You do not have permission to list offerings
  @throws BadGatewayException
  Bad gateway error
  @throws GatewayTimeoutException
  Gateway timeout error
  @throws TooManyRequestsException
  Request limit exceeded on list offerings request
  @sample AWSMediaLive.ListOfferings
  @see <a href="http://docs.aws.amazon.com/goto/WebAPI/medialive-2017-10-14/ListOfferings" target="_top">AWS API
  Documentation</a>