code: public Waiter<DescribeBatchPredictionsRequest> batchPredictionAvailable() {
  
          return new WaiterBuilder<DescribeBatchPredictionsRequest, DescribeBatchPredictionsResult>()
                  .withSdkFunction(new DescribeBatchPredictionsFunction(client))
                  .withAcceptors(new BatchPredictionAvailable.IsCOMPLETEDMatcher(), new BatchPredictionAvailable.IsFAILEDMatcher())
                  .withDefaultPollingStrategy(new PollingStrategy(new MaxAttemptsRetryStrategy(60), new FixedDelayStrategy(30)))
                  .withExecutorService(executorService).build();
      }
docs: Builds a BatchPredictionAvailable waiter by using custom parameters waiterParameters and other parameters defined
  in the waiters specification, and then polls until it determines whether the resource entered the desired state
  or not, where polling criteria is bound by either default polling strategy or custom polling strategy.