@Override
    public java.util.concurrent.Future<DescribeReservedNodesResult> describeReservedNodesAsync() {

        return describeReservedNodesAsync(new DescribeReservedNodesRequest());
    }
Simplified method form for invoking the DescribeReservedNodes operation.

@see #describeReservedNodesAsync(DescribeReservedNodesRequest)
aws-java-sdk-redshift/src/main/java/com/amazonaws/services/redshift/AmazonRedshiftAsyncClient.java