code: @Override
      public java.util.concurrent.Future<DescribeDBSnapshotsResult> describeDBSnapshotsAsync(
              com.amazonaws.handlers.AsyncHandler<DescribeDBSnapshotsRequest, DescribeDBSnapshotsResult> asyncHandler) {
  
          return describeDBSnapshotsAsync(new DescribeDBSnapshotsRequest(), asyncHandler);
      }
docs: Simplified method form for invoking the DescribeDBSnapshots operation with an AsyncHandler.
  
  @see #describeDBSnapshotsAsync(DescribeDBSnapshotsRequest, com.amazonaws.handlers.AsyncHandler)