code: @Override
      public java.util.concurrent.Future<DescribeStreamResult> describeStreamAsync(String streamName, Integer limit, String exclusiveStartShardId) {
  
          return describeStreamAsync(new DescribeStreamRequest().withStreamName(streamName).withLimit(limit).withExclusiveStartShardId(exclusiveStartShardId));
      }
docs: Simplified method form for invoking the DescribeStream operation.
  
  @see #describeStreamAsync(DescribeStreamRequest)