Examples with ContinuationData org.dataportabilityproject.spi.transfer.types.ContinuationData used on opensource projects

Example 21 with ContinuationData

use of org.dataportabilityproject.spi.transfer.types.ContinuationData in project data-transfer-project by google.

the class SmugMugPhotosExporter method exportAlbums.

private ExportResult<PhotosContainerResource> exportAlbums(Optional<PaginationData> paginationData) throws IOException {
    // Make request to SmugMug
    String albumInfoUri;
    if (paginationData.isPresent()) {
        String token = ((StringPaginationToken) paginationData.get()).getToken();
        Preconditions.checkState(token.startsWith(ALBUM_TOKEN_PREFIX), "Invalid pagination token " + token);
        albumInfoUri = token.substring(ALBUM_TOKEN_PREFIX.length());
    } else {
        SmugMugResponse<SmugMugUserResponse> userResponse = smugMugInterface.makeUserRequest(USER_URL);
        albumInfoUri = userResponse.getResponse().getUser().getUris().get(ALBUMS_KEY).getUri();
    }
    SmugMugResponse<SmugMugAlbumsResponse> albumsResponse = smugMugInterface.makeAlbumRequest(albumInfoUri);
    // Set up continuation data
    StringPaginationToken paginationToken = null;
    if (albumsResponse.getResponse().getPageInfo() != null && albumsResponse.getResponse().getPageInfo().getNextPage() != null) {
        paginationToken = new StringPaginationToken(ALBUM_TOKEN_PREFIX + albumsResponse.getResponse().getPageInfo().getNextPage());
    }
    ContinuationData continuationData = new ContinuationData(paginationToken);
    // Build album list
    List<PhotoAlbum> albumsList = new ArrayList<>();
    for (SmugMugAlbum album : albumsResponse.getResponse().getAlbums()) {
        albumsList.add(new PhotoAlbum(album.getAlbumKey(), album.getTitle(), album.getDescription()));
        continuationData.addContainerResource(new IdOnlyContainerResource(album.getAlbumKey()));
    }
    PhotosContainerResource resource = new PhotosContainerResource(albumsList, null);
    // Get result type
    ResultType resultType = ResultType.CONTINUE;
    if (paginationToken == null) {
        resultType = ResultType.END;
    }
    return new ExportResult<>(resultType, resource, continuationData);
}