code: public ListObjectsRequest toListObjectsRequest() {
          return new ListObjectsRequest(previousObjectListing.getBucketName(),
                  previousObjectListing.getPrefix(),
                  previousObjectListing.getNextMarker(),
                  previousObjectListing.getDelimiter(),
                  Integer.valueOf(previousObjectListing.getMaxKeys()))
                  .withEncodingType(previousObjectListing.getEncodingType());
      }
docs: Creates a new {@link ListObjectsRequest} object using the previous object listing.
  @return A new {@link ListObjectsRequest} object using the previous object listing.